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author | Dean Camera <dean@fourwalledcubicle.com> | 2011-11-29 13:33:28 +0000 |
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committer | Dean Camera <dean@fourwalledcubicle.com> | 2011-11-29 13:33:28 +0000 |
commit | 798cc84ff57cf4fee07a7267d76f4e551df15d12 (patch) | |
tree | 9a6d4bb22d03d5e0b4aa2428718692cfc0096fc4 /Projects/AVRISP-MKII/Lib/XPROG | |
parent | 259a3c98540b85bf06fb80bdf5b3df311a19e352 (diff) | |
download | lufa-798cc84ff57cf4fee07a7267d76f4e551df15d12.tar.gz lufa-798cc84ff57cf4fee07a7267d76f4e551df15d12.tar.bz2 lufa-798cc84ff57cf4fee07a7267d76f4e551df15d12.zip |
Fixed AVRISP-MKII Clone failing to start application firmware once a TPI programming session is exited.
Diffstat (limited to 'Projects/AVRISP-MKII/Lib/XPROG')
-rw-r--r-- | Projects/AVRISP-MKII/Lib/XPROG/TINYNVM.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/Projects/AVRISP-MKII/Lib/XPROG/TINYNVM.c b/Projects/AVRISP-MKII/Lib/XPROG/TINYNVM.c index 26ffb9f10..8d74dd47f 100644 --- a/Projects/AVRISP-MKII/Lib/XPROG/TINYNVM.c +++ b/Projects/AVRISP-MKII/Lib/XPROG/TINYNVM.c @@ -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(); } |