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Don't enable the pullup on the target /RESET line in the AVRISP project for PDI mode - clearing the XMEGA's reset control register twice is enough to release it from reset. Possible silicon bug, since the official Atmel programmers have the same issue.

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Dean Camera
2010-03-16 12:09:22 +00:00
parent 39d56aeffe
commit 2b74b517ea
2 changed files with 4 additions and 5 deletions
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LUFA/ManPages/ChangeLog.txt
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@@ -27,7 +27,7 @@
* - Fixed ADC routines failing to read the extended channels (Channels 8 to 13, Internal Temperature Sensor) on the
* U4 series USB AVR parts
* - Fixed PDI programming mode in the AVRISP programmer project not exiting programming mode correctly (clear target
* Reset key twice, set /RESET pin to pullup)
* Reset key twice, possible silicon bug?)
*
* \section Sec_ChangeLog100219 Version 100219
*