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

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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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12
Projects/AVRISP-MKII/Lib/XPROG/TINYNVM.c
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@@ -146,9 +146,15 @@ void TINYNVM_DisableTPI(void)
{
TINYNVM_WaitWhileNVMBusBusy();
/* Clear the NVMEN bit in the TPI STATUS register to disable TPI mode */
XPROGTarget_SendByte(TPI_CMD_SSTCS | TPI_STATUS_REG);
XPROGTarget_SendByte(0x00);
do
{
/* 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();
}