Modifications

== Connecteur JTAG ==

== Connecteur JTAG ==

In addition to having the ability to load new firmware over USB and WiFi, the users also have direct access to the STM32 chip via the JTAG channel. In order to do this, you will need a JTAG shield and a JTAG programmer. You could make your own JTAG shield or buy one from us. Currently we have only tested the [http://www.st.com/web/catalog/tools/FM146/CL1984/SC724/SS1677/PF251168 ST-LINK/V2] (''st.com, anglais'') programmer successfully.

En plus de pouvoir télécharger et mettre le FirmWare à jour via WiFi et USB, les utilisateurs peuvent également avoir un accès direct à la puce STM32 via le canal JTAG.  

 

Pour utiliser le canal JTAG, vous devez disposer d'un {{pl|522|shield JTAG pour Spark Core}} et d'un programmateur JTAG. Spark à réaliser ses test de programmation à l'aide du [http://www.st.com/web/catalog/tools/FM146/CL1984/SC724/SS1677/PF251168 ST-LINK/V2] (''st.com, anglais'').

{{SPARKImage|Spark.IO-Brochage-JTAG.jpg|480px}}

{{SPARKImage|Spark.IO-Brochage-JTAG.jpg|480px}}

The hardware files for the {{pl|522|JTAG shield}} are available [https://github.com/spark/shields/tree/master/Programmer%20Shield here] (''Spark, GitHub, Anglais'').

Les specifications du {{pl|522|Shield JTAG}} sont disponibles [https://github.com/spark/shields/tree/master/Programmer%20Shield ici] (''Spark, GitHub, Anglais'').

{{Spark-Core-Materiel-TRAILER}}

{{Spark-Core-Materiel-TRAILER}}