<?xml version="1.0"?>
<feed xmlns="http://www.w3.org/2005/Atom" xml:lang="fr">
	<id>https://wiki.mchobby.be/index.php?action=history&amp;feed=atom&amp;title=Pololu-Romi-32U4-Carte-Ajouter-Electronique</id>
	<title>Pololu-Romi-32U4-Carte-Ajouter-Electronique - Historique des versions</title>
	<link rel="self" type="application/atom+xml" href="https://wiki.mchobby.be/index.php?action=history&amp;feed=atom&amp;title=Pololu-Romi-32U4-Carte-Ajouter-Electronique"/>
	<link rel="alternate" type="text/html" href="https://wiki.mchobby.be/index.php?title=Pololu-Romi-32U4-Carte-Ajouter-Electronique&amp;action=history"/>
	<updated>2026-08-29T19:59:30Z</updated>
	<subtitle>Historique des révisions pour cette page sur le wiki</subtitle>
	<generator>MediaWiki 1.35.0</generator>
	<entry>
		<id>https://wiki.mchobby.be/index.php?title=Pololu-Romi-32U4-Carte-Ajouter-Electronique&amp;diff=28392&amp;oldid=prev</id>
		<title>Admin le 16 novembre 2019 à 17:37</title>
		<link rel="alternate" type="text/html" href="https://wiki.mchobby.be/index.php?title=Pololu-Romi-32U4-Carte-Ajouter-Electronique&amp;diff=28392&amp;oldid=prev"/>
		<updated>2019-11-16T17:37:20Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;table class=&quot;diff diff-contentalign-left diff-editfont-monospace&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;fr&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Version précédente&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Version du 16 novembre 2019 à 17:37&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l1&quot; &gt;Ligne 1 :&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Ligne 1 :&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;{{Pololu-Romi-32U4-NAV}}&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;{{Pololu-Romi-32U4-NAV}}&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;&lt;/del&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan=&quot;2&quot;&gt; &lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;{{traduction}}&lt;/del&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan=&quot;2&quot;&gt; &lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;== Ajouter de l'électronique ==&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;== Ajouter de l'électronique ==&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Admin</name></author>
	</entry>
	<entry>
		<id>https://wiki.mchobby.be/index.php?title=Pololu-Romi-32U4-Carte-Ajouter-Electronique&amp;diff=28391&amp;oldid=prev</id>
		<title>Admin : /* Masse */</title>
		<link rel="alternate" type="text/html" href="https://wiki.mchobby.be/index.php?title=Pololu-Romi-32U4-Carte-Ajouter-Electronique&amp;diff=28391&amp;oldid=prev"/>
		<updated>2019-11-16T17:37:10Z</updated>

		<summary type="html">&lt;p&gt;&lt;span dir=&quot;auto&quot;&gt;&lt;span class=&quot;autocomment&quot;&gt;Masse&lt;/span&gt;&lt;/span&gt;&lt;/p&gt;
&lt;table class=&quot;diff diff-contentalign-left diff-editfont-monospace&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;fr&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Version précédente&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Version du 16 novembre 2019 à 17:37&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l45&quot; &gt;Ligne 45 :&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Ligne 45 :&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;== Masse ==&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;== Masse ==&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;You should make sure that all the grounds in your system are connected&lt;/del&gt;. &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;The &lt;/del&gt;Romi 32U4 &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;Control Board’s ground node can be accessed from pins labeled “GND”&lt;/del&gt;. &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;It should be connected to the ground node of every other circuit board or device you add to the &lt;/del&gt;robot.&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;Vous devriez aussi vous assurer que les masses de votre système sont également connectées&lt;/ins&gt;. &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;Le point de masse (GND/Ground) du contrôleur &lt;/ins&gt;Romi 32U4 &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;est accessible sur toutes les broches libellée &amp;quot;GND&amp;quot;&lt;/ins&gt;. &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;Cette masse devrait être connectée sur le point de masse de toutes les cartes (ou capteur) ajouté sur votre &lt;/ins&gt;robot &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;Romi&lt;/ins&gt;.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;{{Pololu-Romi-32U4-TRAILER}}&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;{{Pololu-Romi-32U4-TRAILER}}&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Admin</name></author>
	</entry>
	<entry>
		<id>https://wiki.mchobby.be/index.php?title=Pololu-Romi-32U4-Carte-Ajouter-Electronique&amp;diff=28390&amp;oldid=prev</id>
		<title>Admin : /* Alimentation */</title>
		<link rel="alternate" type="text/html" href="https://wiki.mchobby.be/index.php?title=Pololu-Romi-32U4-Carte-Ajouter-Electronique&amp;diff=28390&amp;oldid=prev"/>
		<updated>2019-11-16T17:34:53Z</updated>

		<summary type="html">&lt;p&gt;&lt;span dir=&quot;auto&quot;&gt;&lt;span class=&quot;autocomment&quot;&gt;Alimentation&lt;/span&gt;&lt;/span&gt;&lt;/p&gt;
&lt;table class=&quot;diff diff-contentalign-left diff-editfont-monospace&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;fr&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Version précédente&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Version du 16 novembre 2019 à 17:34&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l38&quot; &gt;Ligne 38 :&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Ligne 38 :&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Les points d'alimentation de la carte de contrôle Romi sont disponibles en différents emplacement de la carte. Si vous alimentez d'autres périphériques depuis VSW alors ils seront alimentés lorsque l'interrupteur d'alimentation est en position &amp;quot;ON&amp;quot; (marche) et ces périphériques recevrons la tension d'alimentation produite par les piles.  &lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Les points d'alimentation de la carte de contrôle Romi sont disponibles en différents emplacement de la carte. Si vous alimentez d'autres périphériques depuis VSW alors ils seront alimentés lorsque l'interrupteur d'alimentation est en position &amp;quot;ON&amp;quot; (marche) et ces périphériques recevrons la tension d'alimentation produite par les piles.  &lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Si vous alimentez vos périphériques depuis VREG alors ils recevrons une tension d'alimentation de 5V lorsque les piles sont installées et l'interrupteur d'alimentation sur la position ON (mais ils ne seront pas alimentés depuis l'USB). &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;****** If you power them from a &lt;/del&gt;5V &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;pin, then they will receive &lt;/del&gt;5V &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;power whenever the control board’s logic components are powered&lt;/del&gt;. &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;If you power them from &lt;/del&gt;3V3&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;, they will receive 3.3V power whenever the control board’s logic components are powered. For more information about these power nodes and how much current they can provide, see Section d'[[Pololu-&lt;/del&gt;Romi&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;-32U4-Carte-Alimentation|alimentation]]&lt;/del&gt;.&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Si vous alimentez vos périphériques depuis VREG alors ils recevrons une tension d'alimentation de 5V lorsque les piles sont installées et l'interrupteur d'alimentation sur la position ON (mais ils ne seront pas alimentés depuis l'USB). &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;Si vous les alimentez depuis la broche &lt;/ins&gt;5V &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;alors ils seront alimentés en &lt;/ins&gt;5V &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;lorsque la logique de la carte contrôleur Romi sera alimentée&lt;/ins&gt;. &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;Si vous les alimentez depuis &lt;/ins&gt;3V3 &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;alors ils seront alimentés lorsque la logique de la carte de contrôleur &lt;/ins&gt;Romi &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;est alimentée&lt;/ins&gt;.  &lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;It is also &lt;/del&gt;possible &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;to add your own power switch to control power to the &lt;/del&gt;Romi 32U4 &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;Control Board, as described in Section &lt;/del&gt;d'[[Pololu-Romi-32U4-Carte-Alimentation|alimentation]].&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;Voir la section [[Pololu-Romi-32U4-Carte-Alimentation|alimentation]] pour plus d'informations sur les points d'alimentation (et le courant qu'ils peuvent délivrer).&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot;&gt; &lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt; &lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot;&gt; &lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;Il est aussi &lt;/ins&gt;possible &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;d'ajouter votre propre interrupteur d'aliment pour pour contrôler l'alimentation de la carte contrôleur &lt;/ins&gt;Romi 32U4 &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;comme décrit dans la section &lt;/ins&gt;d'[[Pololu-Romi-32U4-Carte-Alimentation|alimentation]].&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;== Masse ==&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;== Masse ==&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Admin</name></author>
	</entry>
	<entry>
		<id>https://wiki.mchobby.be/index.php?title=Pololu-Romi-32U4-Carte-Ajouter-Electronique&amp;diff=28389&amp;oldid=prev</id>
		<title>Admin : /* Alimentation */</title>
		<link rel="alternate" type="text/html" href="https://wiki.mchobby.be/index.php?title=Pololu-Romi-32U4-Carte-Ajouter-Electronique&amp;diff=28389&amp;oldid=prev"/>
		<updated>2019-11-16T17:25:08Z</updated>

		<summary type="html">&lt;p&gt;&lt;span dir=&quot;auto&quot;&gt;&lt;span class=&quot;autocomment&quot;&gt;Alimentation&lt;/span&gt;&lt;/span&gt;&lt;/p&gt;
&lt;table class=&quot;diff diff-contentalign-left diff-editfont-monospace&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;fr&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Version précédente&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Version du 16 novembre 2019 à 17:25&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l36&quot; &gt;Ligne 36 :&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Ligne 36 :&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;== Alimentation ==&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;== Alimentation ==&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Les points d'alimentation de la carte de contrôle Romi sont disponibles en différents emplacement de la carte. Si vous alimentez d'autres périphériques depuis VSW alors ils seront alimentés &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;quelque soit la position de &lt;/del&gt;l'interrupteur d'alimentation (&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;ON&lt;/del&gt;) et ces périphériques recevrons la tension d'alimentation produite par les piles.  &lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Les points d'alimentation de la carte de contrôle Romi sont disponibles en différents emplacement de la carte. Si vous alimentez d'autres périphériques depuis VSW alors ils seront alimentés &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;lorsque &lt;/ins&gt;l'interrupteur d'alimentation &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;est en position &amp;quot;ON&amp;quot; &lt;/ins&gt;(&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;marche&lt;/ins&gt;) et ces périphériques recevrons la tension d'alimentation produite par les piles.  &lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Si vous alimentez vos périphériques depuis VREG alors ils recevrons une tension d'alimentation de 5V lorsque les piles sont installées et l'interrupteur d'alimentation sur la position ON (mais ils ne seront pas alimentés depuis l'USB). ****** If you power them from a 5V pin, then they will receive 5V power whenever the control board’s logic components are powered. If you power them from 3V3, they will receive 3.3V power whenever the control board’s logic components are powered. For more information about these power nodes and how much current they can provide, see Section d'[[Pololu-Romi-32U4-Carte-Alimentation|alimentation]].&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Si vous alimentez vos périphériques depuis VREG alors ils recevrons une tension d'alimentation de 5V lorsque les piles sont installées et l'interrupteur d'alimentation sur la position ON (mais ils ne seront pas alimentés depuis l'USB). ****** If you power them from a 5V pin, then they will receive 5V power whenever the control board’s logic components are powered. If you power them from 3V3, they will receive 3.3V power whenever the control board’s logic components are powered. For more information about these power nodes and how much current they can provide, see Section d'[[Pololu-Romi-32U4-Carte-Alimentation|alimentation]].&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Admin</name></author>
	</entry>
	<entry>
		<id>https://wiki.mchobby.be/index.php?title=Pololu-Romi-32U4-Carte-Ajouter-Electronique&amp;diff=28388&amp;oldid=prev</id>
		<title>Admin : /* Alimentation */</title>
		<link rel="alternate" type="text/html" href="https://wiki.mchobby.be/index.php?title=Pololu-Romi-32U4-Carte-Ajouter-Electronique&amp;diff=28388&amp;oldid=prev"/>
		<updated>2019-11-16T17:23:34Z</updated>

		<summary type="html">&lt;p&gt;&lt;span dir=&quot;auto&quot;&gt;&lt;span class=&quot;autocomment&quot;&gt;Alimentation&lt;/span&gt;&lt;/span&gt;&lt;/p&gt;
&lt;table class=&quot;diff diff-contentalign-left diff-editfont-monospace&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;fr&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Version précédente&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Version du 16 novembre 2019 à 17:23&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l36&quot; &gt;Ligne 36 :&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Ligne 36 :&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;== Alimentation ==&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;== Alimentation ==&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Les points d'alimentation de la carte de contrôle Romi sont disponibles en différents emplacement de la carte. Si vous alimentez d'autres périphériques depuis VSW&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;, then they will be powered whenever the control board’s power is in &lt;/del&gt;ON&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;, and they will receive whatever voltage the batteries are outputting&lt;/del&gt;. &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;If you power them from &lt;/del&gt;VREG&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;, they will get 5 V power whenever the batteries are installed and the power is on &lt;/del&gt;(&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;but they cannot be powered from &lt;/del&gt;USB). If you power them from a 5V pin, then they will receive 5V power whenever the control board’s logic components are powered. If you power them from 3V3, they will receive 3.3V power whenever the control board’s logic components are powered. For more information about these power nodes and how much current they can provide, see Section d'[[Pololu-Romi-32U4-Carte-Alimentation|alimentation]].&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Les points d'alimentation de la carte de contrôle Romi sont disponibles en différents emplacement de la carte. Si vous alimentez d'autres périphériques depuis VSW &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;alors ils seront alimentés quelque soit la position de l'interrupteur d'alimentation (&lt;/ins&gt;ON&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;) et ces périphériques recevrons la tension d'alimentation produite par les piles&lt;/ins&gt;.  &lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot;&gt; &lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt; &lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot;&gt; &lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;Si vous alimentez vos périphériques depuis &lt;/ins&gt;VREG &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;alors ils recevrons une tension d'alimentation de 5V lorsque les piles sont installées et l'interrupteur d'alimentation sur la position ON &lt;/ins&gt;(&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;mais ils ne seront pas alimentés depuis l'&lt;/ins&gt;USB). &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;****** &lt;/ins&gt;If you power them from a 5V pin, then they will receive 5V power whenever the control board’s logic components are powered. If you power them from 3V3, they will receive 3.3V power whenever the control board’s logic components are powered. For more information about these power nodes and how much current they can provide, see Section d'[[Pololu-Romi-32U4-Carte-Alimentation|alimentation]].&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;It is also possible to add your own power switch to control power to the Romi 32U4 Control Board, as described in Section d'[[Pololu-Romi-32U4-Carte-Alimentation|alimentation]].&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;It is also possible to add your own power switch to control power to the Romi 32U4 Control Board, as described in Section d'[[Pololu-Romi-32U4-Carte-Alimentation|alimentation]].&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Admin</name></author>
	</entry>
	<entry>
		<id>https://wiki.mchobby.be/index.php?title=Pololu-Romi-32U4-Carte-Ajouter-Electronique&amp;diff=28387&amp;oldid=prev</id>
		<title>Admin : /* Alimentation */</title>
		<link rel="alternate" type="text/html" href="https://wiki.mchobby.be/index.php?title=Pololu-Romi-32U4-Carte-Ajouter-Electronique&amp;diff=28387&amp;oldid=prev"/>
		<updated>2019-11-16T17:16:18Z</updated>

		<summary type="html">&lt;p&gt;&lt;span dir=&quot;auto&quot;&gt;&lt;span class=&quot;autocomment&quot;&gt;Alimentation&lt;/span&gt;&lt;/span&gt;&lt;/p&gt;
&lt;table class=&quot;diff diff-contentalign-left diff-editfont-monospace&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;fr&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Version précédente&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Version du 16 novembre 2019 à 17:16&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l36&quot; &gt;Ligne 36 :&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Ligne 36 :&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;== Alimentation ==&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;== Alimentation ==&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;The control board’s power nodes are accessible in several areas on the board&lt;/del&gt;. &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;If you power additional devices from &lt;/del&gt;VSW, then they will be powered whenever the control board’s power is in ON, and they will receive whatever voltage the batteries are outputting. If you power them from VREG, they will get 5 V power whenever the batteries are installed and the power is on (but they cannot be powered from USB). If you power them from a 5V pin, then they will receive 5V power whenever the control board’s logic components are powered. If you power them from 3V3, they will receive 3.3V power whenever the control board’s logic components are powered. For more information about these power nodes and how much current they can provide, see Section d'[[Pololu-Romi-32U4-Carte-Alimentation|alimentation]].&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;Les points d'alimentation de la carte de contrôle Romi sont disponibles en différents emplacement de la carte&lt;/ins&gt;. &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;Si vous alimentez d'autres périphériques depuis &lt;/ins&gt;VSW, then they will be powered whenever the control board’s power is in ON, and they will receive whatever voltage the batteries are outputting. If you power them from VREG, they will get 5 V power whenever the batteries are installed and the power is on (but they cannot be powered from USB). If you power them from a 5V pin, then they will receive 5V power whenever the control board’s logic components are powered. If you power them from 3V3, they will receive 3.3V power whenever the control board’s logic components are powered. For more information about these power nodes and how much current they can provide, see Section d'[[Pololu-Romi-32U4-Carte-Alimentation|alimentation]].&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;It is also possible to add your own power switch to control power to the Romi 32U4 Control Board, as described in Section d'[[Pololu-Romi-32U4-Carte-Alimentation|alimentation]].&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;It is also possible to add your own power switch to control power to the Romi 32U4 Control Board, as described in Section d'[[Pololu-Romi-32U4-Carte-Alimentation|alimentation]].&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Admin</name></author>
	</entry>
	<entry>
		<id>https://wiki.mchobby.be/index.php?title=Pololu-Romi-32U4-Carte-Ajouter-Electronique&amp;diff=28386&amp;oldid=prev</id>
		<title>Admin : /* Périphériques I2C */</title>
		<link rel="alternate" type="text/html" href="https://wiki.mchobby.be/index.php?title=Pololu-Romi-32U4-Carte-Ajouter-Electronique&amp;diff=28386&amp;oldid=prev"/>
		<updated>2019-11-16T17:12:32Z</updated>

		<summary type="html">&lt;p&gt;&lt;span dir=&quot;auto&quot;&gt;&lt;span class=&quot;autocomment&quot;&gt;Périphériques I2C&lt;/span&gt;&lt;/span&gt;&lt;/p&gt;
&lt;table class=&quot;diff diff-contentalign-left diff-editfont-monospace&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;fr&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Version précédente&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Version du 16 novembre 2019 à 17:12&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l31&quot; &gt;Ligne 31 :&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Ligne 31 :&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;== Périphériques I2C ==&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;== Périphériques I2C ==&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;{{traduction}}&lt;/del&gt;&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;Il est &lt;/ins&gt;possible &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;de raccorder des périphériques I2C additionnel sur le bus I2C du controleur Romi 32U4 pour autant que les adresses de vos périphériques n'entre pas en conflit avec les périphériques déjà présents sur le &lt;/ins&gt;bus &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;(le &lt;/ins&gt;LSM6DS33 &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;qui utilise l'adresse &lt;/ins&gt;7-&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;bits &lt;/ins&gt;1101011&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;, soit 0x6b)&lt;/ins&gt;. &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;Les broches I2C de l'&lt;/ins&gt;ATmega32U4’s (2 &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;et &lt;/ins&gt;3) &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;fonctionne à 5V&lt;/ins&gt;. &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;Si vous voulez connecter un périphérique &lt;/ins&gt;3.&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;3V alors vous pouvez la connecter sur la partie &lt;/ins&gt;3.&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;3V du &lt;/ins&gt;bus (accessible &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;sur la broche &lt;/ins&gt;{{underline| &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;GPIO 2 du connecteur &lt;/ins&gt;Raspberry Pi}} &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;pour &lt;/ins&gt;SDA 3&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;.3V et {{underline| GPIO 3 du connecteur Raspberry Pi}} pour &lt;/ins&gt;SCL&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;. Ces signaux en 3.3V restent accessibles même si le &lt;/ins&gt;Raspberry Pi &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;n'est pas connecté. Si vous avez besoin de travailler avec d'autres niveaux logiques (ex: 1.5V&lt;/ins&gt;) &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;alors il sera nécessaire d'ajouter d'autres convertisseurs de niveau logique&lt;/ins&gt;.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;It should be &lt;/del&gt;possible &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;to attach additional I²C slave devices to the control board’s I²C &lt;/del&gt;bus &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;as long as the additional devices’ slave addresses do not conflict with that of the &lt;/del&gt;LSM6DS33&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;, which uses &lt;/del&gt;7-&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;bit address &lt;/del&gt;1101011. &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;The &lt;/del&gt;ATmega32U4’s &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;I²C pins &lt;/del&gt;(2 &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;and &lt;/del&gt;3) &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;operate at 5 V&lt;/del&gt;. &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;If you are connecting a &lt;/del&gt;3.&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;3 V device, you can connect it to the &lt;/del&gt;3.&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;3 V side of the &lt;/del&gt;bus &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;instead &lt;/del&gt;(accessible &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;through &lt;/del&gt;{{underline|Raspberry Pi &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;GPIO pins 2&lt;/del&gt;}}&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;, for &lt;/del&gt;SDA&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;, and &lt;/del&gt;3&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;, for &lt;/del&gt;SCL&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;, even if a &lt;/del&gt;Raspberry Pi &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;is not connected&lt;/del&gt;)&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;. Separate level shifters might be necessary to interface with devices that use other voltages&lt;/del&gt;.&lt;/div&gt;&lt;/td&gt;&lt;td colspan=&quot;2&quot;&gt; &lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;If you do not want to use the inertial sensors on the I²C &lt;/del&gt;bus&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;, you can cut the surface-mount jumpers labeled “IMU &lt;/del&gt;SDA &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;Jmp” and “IMU &lt;/del&gt;SCL &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;Jmp”&lt;/del&gt;. &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;This frees up pin &lt;/del&gt;2 (PD1) &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;and pin &lt;/del&gt;3 (PD0) &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;for limited use as digital inputs and outputs as long as &lt;/del&gt;a Raspberry Pi &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;is not attached to the control board&lt;/del&gt;. &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;Note that the AVR’s I²C pins will remain connected to the on-board &lt;/del&gt;I2C level shifters &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;and will therefore still be &lt;/del&gt;pulled up &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;to 5 V&lt;/del&gt;.&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;Si vous ne désirez utiliser le capteur inertiel présent sur le &lt;/ins&gt;bus &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;I2C alors vous pouvez couper les pistes entre les pastilles des cavaliers CMS libellés &amp;quot;IMU &lt;/ins&gt;SDA &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;Jmp&amp;quot; et &amp;quot;IMU &lt;/ins&gt;SCL &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;Jmp&amp;quot;&lt;/ins&gt;. &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;Cela libère les broches &lt;/ins&gt;2 (PD1) &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;et &lt;/ins&gt;3 (PD0) &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;pour une utilisation comme entrée/sortie numérique aussi longtemps qu'il n'y &lt;/ins&gt;a &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;pas de &lt;/ins&gt;Raspberry&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;-&lt;/ins&gt;Pi &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;branché sur la plateforme Romi&lt;/ins&gt;. &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;A noter que les broches &lt;/ins&gt;I2C &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;de l'AVR resterons connectées sur les ''&lt;/ins&gt;level shifters&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;'' de la carte et seront donc ramenées à +5V (à cause des résistances &lt;/ins&gt;pulled&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;-&lt;/ins&gt;up &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;I2C)&lt;/ins&gt;.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;== Alimentation ==&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;== Alimentation ==&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Admin</name></author>
	</entry>
	<entry>
		<id>https://wiki.mchobby.be/index.php?title=Pololu-Romi-32U4-Carte-Ajouter-Electronique&amp;diff=28385&amp;oldid=prev</id>
		<title>Admin : /* Périphériques I2C */</title>
		<link rel="alternate" type="text/html" href="https://wiki.mchobby.be/index.php?title=Pololu-Romi-32U4-Carte-Ajouter-Electronique&amp;diff=28385&amp;oldid=prev"/>
		<updated>2019-11-16T16:06:45Z</updated>

		<summary type="html">&lt;p&gt;&lt;span dir=&quot;auto&quot;&gt;&lt;span class=&quot;autocomment&quot;&gt;Périphériques I2C&lt;/span&gt;&lt;/span&gt;&lt;/p&gt;
&lt;table class=&quot;diff diff-contentalign-left diff-editfont-monospace&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;fr&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Version précédente&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Version du 16 novembre 2019 à 16:06&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l31&quot; &gt;Ligne 31 :&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Ligne 31 :&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;== Périphériques I2C ==&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;== Périphériques I2C ==&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot;&gt; &lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;{{traduction}}&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;It should be possible to attach additional I²C slave devices to the control board’s I²C bus as long as the additional devices’ slave addresses do not conflict with that of the LSM6DS33, which uses 7-bit address 1101011. The ATmega32U4’s I²C pins (2 and 3) operate at 5 V. If you are connecting a 3.3 V device, you can connect it to the 3.3 V side of the bus instead (accessible through {{underline|Raspberry Pi GPIO pins 2}}, for SDA, and 3, for SCL, even if a Raspberry Pi is not connected). Separate level shifters might be necessary to interface with devices that use other voltages.&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;It should be possible to attach additional I²C slave devices to the control board’s I²C bus as long as the additional devices’ slave addresses do not conflict with that of the LSM6DS33, which uses 7-bit address 1101011. The ATmega32U4’s I²C pins (2 and 3) operate at 5 V. If you are connecting a 3.3 V device, you can connect it to the 3.3 V side of the bus instead (accessible through {{underline|Raspberry Pi GPIO pins 2}}, for SDA, and 3, for SCL, even if a Raspberry Pi is not connected). Separate level shifters might be necessary to interface with devices that use other voltages.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Admin</name></author>
	</entry>
	<entry>
		<id>https://wiki.mchobby.be/index.php?title=Pololu-Romi-32U4-Carte-Ajouter-Electronique&amp;diff=28384&amp;oldid=prev</id>
		<title>Admin : /* Libérer plus de broches I/O */</title>
		<link rel="alternate" type="text/html" href="https://wiki.mchobby.be/index.php?title=Pololu-Romi-32U4-Carte-Ajouter-Electronique&amp;diff=28384&amp;oldid=prev"/>
		<updated>2019-11-16T16:06:30Z</updated>

		<summary type="html">&lt;p&gt;&lt;span dir=&quot;auto&quot;&gt;&lt;span class=&quot;autocomment&quot;&gt;Libérer plus de broches I/O&lt;/span&gt;&lt;/span&gt;&lt;/p&gt;
&lt;table class=&quot;diff diff-contentalign-left diff-editfont-monospace&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;fr&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Version précédente&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Version du 16 novembre 2019 à 16:06&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l16&quot; &gt;Ligne 16 :&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Ligne 16 :&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;== Libérer plus de broches I/O ==&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;== Libérer plus de broches I/O ==&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;{{traduction}}&lt;/del&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan=&quot;2&quot;&gt; &lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Si les entrées/sorties disponibles (libre d'usage) ne sont pas suffisants pour connecter les périphériques dont vous avez besoins, il est possible de désactiver (ou déconnecter) quelques fonctionnalités de la carte contrôleur Romi 32U4 pour libérer des I/O supplémentaires.&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Si les entrées/sorties disponibles (libre d'usage) ne sont pas suffisants pour connecter les périphériques dont vous avez besoins, il est possible de désactiver (ou déconnecter) quelques fonctionnalités de la carte contrôleur Romi 32U4 pour libérer des I/O supplémentaires.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l23&quot; &gt;Ligne 23 :&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Ligne 22 :&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Si vous le connectez pas un LCD sur le connecteur LCD alors la broche 11 (PB7) et broche 4 (A6/PD4) son disponibles. ces deux broches peuvent être utilisées comme entrées/sorties numériques. De surcroît, la broche 11 peut être utilisée en sortie PWM (et une interruption &amp;quot;''pin change''&amp;quot;) tandis que la broche 4 peut être utilisée comme entrée analogique.&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Si vous le connectez pas un LCD sur le connecteur LCD alors la broche 11 (PB7) et broche 4 (A6/PD4) son disponibles. ces deux broches peuvent être utilisées comme entrées/sorties numériques. De surcroît, la broche 11 peut être utilisée en sortie PWM (et une interruption &amp;quot;''pin change''&amp;quot;) tandis que la broche 4 peut être utilisée comme entrée analogique.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Si vous ne connectez pas d'afficheur LCD sur le connecteur LCD  alors vous pouvez utiliser le potentiomètre de contraste pour autre chose. &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;xxxxxx The output of the potentiometer is a &lt;/del&gt;0 &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;V to 5 V signal which is &lt;/del&gt;accessible &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;on the &lt;/del&gt;LCD &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;connector&lt;/del&gt;. &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;It can be connected to any free analog input if you want to read it from the &lt;/del&gt;AVR&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;, or it might be useful to connect it to the other electronics that you are adding&lt;/del&gt;.&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Si vous ne connectez pas d'afficheur LCD sur le connecteur LCD  alors vous pouvez utiliser le potentiomètre de contraste pour autre chose. &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;La sortie du potentiomètre offre une tension entre &lt;/ins&gt;0 &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;et 5V &lt;/ins&gt;accessible &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;sur le connecteur de l'afficheur &lt;/ins&gt;LCD. &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;Il peut être connecté sur n'importe quelle entrée analogique libre pour lire la valeur du potentiomètre sur l'&lt;/ins&gt;AVR &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;OU vous pouvez connecter la sortie du potentiomètre sur vos propres périphériques additionnels&lt;/ins&gt;.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;If you do not need to use the buzzer, you can free up pin &lt;/del&gt;6 (A7/PD7) &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;by cutting the surface-mount jumper labeled “6 &lt;/del&gt;= &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;Buzzer”&lt;/del&gt;. &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;Pin &lt;/del&gt;6 &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;can be used as a &lt;/del&gt;PWM &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;output&lt;/del&gt;, &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;digital I&lt;/del&gt;/&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;O line, or analog input&lt;/del&gt;. &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;Disabling the &lt;/del&gt;buzzer &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;also frees up &lt;/del&gt;Timer4, &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;which has several &lt;/del&gt;PWM &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;output pins&lt;/del&gt;. &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;These pins can be used as &lt;/del&gt;PWM &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;outputs if they are not needed for their normal tasks&lt;/del&gt;.&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;Si vous n'avez pas besoin du Buzzer alors vous pouvez libérer la broche &lt;/ins&gt;6 (A7/PD7) &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;en coupant la piste entre les deux pastilles du cavalier libellé &amp;quot;6 &lt;/ins&gt;= &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;Buzzer&amp;quot;&lt;/ins&gt;. &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;La broche &lt;/ins&gt;6 &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;peut être utilisée en sortie &lt;/ins&gt;PWM, &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;ligne d'entrée&lt;/ins&gt;/&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;sortie numérique&lt;/ins&gt;. &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;Désactiver le &lt;/ins&gt;buzzer &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;permet également de liberer le &lt;/ins&gt;Timer4, &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;qui dispose de plusieurs broches de sortie &lt;/ins&gt;PWM. &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;Ces broches peuvent être utilisées comme sortie &lt;/ins&gt;PWM &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;si elles ne sont pas requise pour d'autres tâches normales&lt;/ins&gt;.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;If you do not need encoders, you can free up pin &lt;/del&gt;7 (PE6), &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;pin &lt;/del&gt;8 (A8/PB4), PE2&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;, and pin &lt;/del&gt;A5 (23/PF0). &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;Each of those pins has a corresponding surface mount jumper on the bottom of the board that can be cut in order to disconnect the encoder output from the &lt;/del&gt;AVR.&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;Si vous n'avez pas besoin des encodeurs rotatifs alors vous pouvez libérer les broches &lt;/ins&gt;7 (PE6), &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;broches &lt;/ins&gt;8 (A8/PB4), PE2 &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;et broche &lt;/ins&gt;A5 (23/PF0). &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;Chacune de ces broches dispose d'un cavalier CMS dont il est possible de sectionner la piste (entre les deux pastilles) pour déconnecter la sortie Encodeur de l'&lt;/ins&gt;AVR.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;Be careful about connecting electronics to pin &lt;/del&gt;13 (PC7), &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;pin &lt;/del&gt;17 (PB0)&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;, and pin &lt;/del&gt;30 (PD5). &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;These pins are used to control the &lt;/del&gt;LEDs &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;on the &lt;/del&gt;Romi 32U4. &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;All three of these pins are controlled as outputs by the &lt;/del&gt;bootloader. &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;Pin &lt;/del&gt;17 (PB0) &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;and pin &lt;/del&gt;30 (PD5) &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;are used as &lt;/del&gt;RX &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;and &lt;/del&gt;TX &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;indicators&lt;/del&gt;, &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;so if you are sending or receiving data over &lt;/del&gt;USB &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;then the &lt;/del&gt;Arduino &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;USB code will drive those pins in its &lt;/del&gt;interrupt service routines &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;while your sketch is running&lt;/del&gt;.&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;'''Faites attention''' lorsque vous connectez des composants sur les broches &lt;/ins&gt;13 (PC7), &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;broche &lt;/ins&gt;17 (PB0) &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;et broche &lt;/ins&gt;30 (PD5). &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;Celle-cis sont utilisées pour contrôler les &lt;/ins&gt;LEDs &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;du &lt;/ins&gt;Romi 32U4. &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;Toutes ces broches sont contrôlées en sorties par le &lt;/ins&gt;bootloader. &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;Les broches &lt;/ins&gt;17 (PB0) &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;et &lt;/ins&gt;30 (PD5) &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;sont utilisées comme indicateurs &lt;/ins&gt;RX &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;et &lt;/ins&gt;TX&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;; par conséquent&lt;/ins&gt;, &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;si vous envoyez ou recevez des données via &lt;/ins&gt;USB &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;alors le programme &lt;/ins&gt;Arduino &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;prend le contrôle de ces broches dans ses routines ISR (&lt;/ins&gt;interrupt service routines&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;) alors que votre programme est en cours de fonctionnement&lt;/ins&gt;.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;== Périphériques I2C ==&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;== Périphériques I2C ==&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Admin</name></author>
	</entry>
	<entry>
		<id>https://wiki.mchobby.be/index.php?title=Pololu-Romi-32U4-Carte-Ajouter-Electronique&amp;diff=28383&amp;oldid=prev</id>
		<title>Admin : /* Libérer plus de broches I/O */</title>
		<link rel="alternate" type="text/html" href="https://wiki.mchobby.be/index.php?title=Pololu-Romi-32U4-Carte-Ajouter-Electronique&amp;diff=28383&amp;oldid=prev"/>
		<updated>2019-11-16T13:50:56Z</updated>

		<summary type="html">&lt;p&gt;&lt;span dir=&quot;auto&quot;&gt;&lt;span class=&quot;autocomment&quot;&gt;Libérer plus de broches I/O&lt;/span&gt;&lt;/span&gt;&lt;/p&gt;
&lt;table class=&quot;diff diff-contentalign-left diff-editfont-monospace&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;fr&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Version précédente&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Version du 16 novembre 2019 à 13:50&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l23&quot; &gt;Ligne 23 :&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Ligne 23 :&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Si vous le connectez pas un LCD sur le connecteur LCD alors la broche 11 (PB7) et broche 4 (A6/PD4) son disponibles. ces deux broches peuvent être utilisées comme entrées/sorties numériques. De surcroît, la broche 11 peut être utilisée en sortie PWM (et une interruption &amp;quot;''pin change''&amp;quot;) tandis que la broche 4 peut être utilisée comme entrée analogique.&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Si vous le connectez pas un LCD sur le connecteur LCD alors la broche 11 (PB7) et broche 4 (A6/PD4) son disponibles. ces deux broches peuvent être utilisées comme entrées/sorties numériques. De surcroît, la broche 11 peut être utilisée en sortie PWM (et une interruption &amp;quot;''pin change''&amp;quot;) tandis que la broche 4 peut être utilisée comme entrée analogique.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;If you are not connecting an &lt;/del&gt;LCD &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;to the board’s &lt;/del&gt;LCD &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;connector, you can use the LCD contrast potentiometer for other purposes&lt;/del&gt;. The output of the potentiometer is a 0 V to 5 V signal which is accessible on the LCD connector. It can be connected to any free analog input if you want to read it from the AVR, or it might be useful to connect it to the other electronics that you are adding.&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;Si vous ne connectez pas d'afficheur &lt;/ins&gt;LCD &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;sur le connecteur &lt;/ins&gt;LCD &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt; alors vous pouvez utiliser le potentiomètre de contraste pour autre chose&lt;/ins&gt;. &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;xxxxxx &lt;/ins&gt;The output of the potentiometer is a 0 V to 5 V signal which is accessible on the LCD connector. It can be connected to any free analog input if you want to read it from the AVR, or it might be useful to connect it to the other electronics that you are adding.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;If you do not need to use the buzzer, you can free up pin 6 (A7/PD7) by cutting the surface-mount jumper labeled “6 = Buzzer”. Pin 6 can be used as a PWM output, digital I/O line, or analog input. Disabling the buzzer also frees up Timer4, which has several PWM output pins. These pins can be used as PWM outputs if they are not needed for their normal tasks.&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;If you do not need to use the buzzer, you can free up pin 6 (A7/PD7) by cutting the surface-mount jumper labeled “6 = Buzzer”. Pin 6 can be used as a PWM output, digital I/O line, or analog input. Disabling the buzzer also frees up Timer4, which has several PWM output pins. These pins can be used as PWM outputs if they are not needed for their normal tasks.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Admin</name></author>
	</entry>
</feed>