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Fixed AVRISP-MKII Clone failing to start application firmware once a TPI programming session is exited.

This commit is contained in:
Dean Camera 2011-11-29 13:33:28 +00:00
parent 259a3c9854
commit 798cc84ff5
2 changed files with 10 additions and 3 deletions
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1
LUFA/DoxygenPages/ChangeLog.txt
View File

@ -39,6 +39,7 @@
* - Library Applications: * - Library Applications:
* - Added reliability patches to the AVRISP-MKII Clone project's PDI/TPI protocols (thanks to Justin Mattair) * - Added reliability patches to the AVRISP-MKII Clone project's PDI/TPI protocols (thanks to Justin Mattair)
* - Fixed AVRISP-MKII Clone compile warning on AVR8 U4 targets even when NO_VTARGET_DETECT is enabled * - Fixed AVRISP-MKII Clone compile warning on AVR8 U4 targets even when NO_VTARGET_DETECT is enabled
* - Fixed AVRISP-MKII Clone failing to start application firmware once a TPI programming session is exited
* *
* \section Sec_ChangeLog111009 Version 111009 * \section Sec_ChangeLog111009 Version 111009
* <b>New:</b> * <b>New:</b>

12
Projects/AVRISP-MKII/Lib/XPROG/TINYNVM.c
View File

@ -146,9 +146,15 @@ void TINYNVM_DisableTPI(void)
{ {
TINYNVM_WaitWhileNVMBusBusy(); TINYNVM_WaitWhileNVMBusBusy();
/* Clear the NVMEN bit in the TPI STATUS register to disable TPI mode */ do
XPROGTarget_SendByte(TPI_CMD_SSTCS | TPI_STATUS_REG); {
XPROGTarget_SendByte(0x00); /* Clear the NVMEN bit in the TPI STATUS register to disable TPI mode */
XPROGTarget_SendByte(TPI_CMD_SSTCS | TPI_STATUS_REG);
XPROGTarget_SendByte(0x00);
/* Read back the STATUS register, check to see if it took effect */
XPROGTarget_SendByte(TPI_CMD_SLDCS | PDI_RESET_REG);
} while (XPROGTarget_ReceiveByte() != 0x00);
XPROGTarget_DisableTargetTPI(); XPROGTarget_DisableTargetTPI();
} }