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Senseur IR Intervalometre
(voir la source)
Version du 4 septembre 2012 à 11:30
830 octets ajoutés
,
4 septembre 2012 à 11:30
aucun résumé de modification
Ligne 19 :
Ligne 19 :
suite ici [http://learn.adafruit.com/ir-sensor/making-an-intervalometer]
suite ici [http://learn.adafruit.com/ir-sensor/making-an-intervalometer]
−
==
xxx
==
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{|
−
xxx
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| align="center" style="background:#f0f0f0;"|'''PWM ON'''
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| align="center" style="background:#f0f0f0;"|'''OFF'''
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|-
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| 2.0 ms ||2.7 ms
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|-
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| 0.4 ms ||1.5 ms
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|-
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| 0.5 ms ||3.5 ms
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|-
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| 0.5 ms ||62.2 ms
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|-
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| 2.0 ms ||2.7 ms
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|-
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| 0.5 ms ||1.5 ms
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|-
+
| 0.5 ms ||3.5 ms
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|-
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| 0.5 ms
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|}
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If you look closely you'll see its actually just
+
+
{|
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| align
=
"center" style
=
"background:#f0f0f0;"|'''PWM ON'''
+
| align
=
"center" style
=
"background:#f0f0f0;"|'''OFF'''
+
|-
+
| 2.0 ms ||2.7 ms
+
|-
+
| 0.4 ms ||1.5 ms
+
|-
+
| 0.5 ms ||3.5 ms
+
|-
+
| 0.5 ms ||62.2 ms
+
|}
+
+
sent twice. Sending the same signal twice is very common - doubling up to make sure it gets received
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Next up we'll need to connect an IR 940nm LED to the output of the Arduino
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[[Image:IR-INTERVAL-4.jpg]]
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Then we'll write a sketch which will pulse pin #13 on and off very fast in the proper code sequence.
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{{ADF-Accord}}
{{ADF-Accord}}
{{MCH-Accord}}
{{MCH-Accord}}
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