diff options
| author | Dean Camera <dean@fourwalledcubicle.com> | 2012-03-05 20:25:46 +0000 |
|---|---|---|
| committer | Dean Camera <dean@fourwalledcubicle.com> | 2012-03-05 20:25:46 +0000 |
| commit | 6ee79029d5eecbaea5125417731c87e765f3907c (patch) | |
| tree | 4a406d7bfd20428af1d974b9ff4b477bf91bf245 /Projects/AVRISP-MKII/Lib | |
| parent | 5c3623a7c55ed238ae0c2b027b7addaadd461856 (diff) | |
| download | lufa-6ee79029d5eecbaea5125417731c87e765f3907c.tar.gz lufa-6ee79029d5eecbaea5125417731c87e765f3907c.tar.bz2 lufa-6ee79029d5eecbaea5125417731c87e765f3907c.zip | |
Raised the guard bits in the AVRISP-MKII clone project when in PDI and TPI to 32, to prevent communication errors on low quality connections to a target.
Diffstat (limited to 'Projects/AVRISP-MKII/Lib')
| -rw-r--r-- | Projects/AVRISP-MKII/Lib/XPROG/TINYNVM.c | 4 | ||||
| -rw-r--r-- | Projects/AVRISP-MKII/Lib/XPROG/XMEGANVM.c | 4 |
2 files changed, 4 insertions, 4 deletions
diff --git a/Projects/AVRISP-MKII/Lib/XPROG/TINYNVM.c b/Projects/AVRISP-MKII/Lib/XPROG/TINYNVM.c index 921fe015f..b8832372f 100644 --- a/Projects/AVRISP-MKII/Lib/XPROG/TINYNVM.c +++ b/Projects/AVRISP-MKII/Lib/XPROG/TINYNVM.c @@ -128,9 +128,9 @@ bool TINYNVM_EnableTPI(void) /* Enable TPI programming mode with the attached target */ XPROGTarget_EnableTargetTPI(); - /* Lower direction change guard time to 0 USART bits */ + /* Lower direction change guard time to 32 USART bits */ XPROGTarget_SendByte(TPI_CMD_SSTCS | TPI_CTRL_REG); - XPROGTarget_SendByte(0x07); + XPROGTarget_SendByte(0x02); /* Enable access to the XPROG NVM bus by sending the documented NVM access key to the device */ XPROGTarget_SendByte(TPI_CMD_SKEY); diff --git a/Projects/AVRISP-MKII/Lib/XPROG/XMEGANVM.c b/Projects/AVRISP-MKII/Lib/XPROG/XMEGANVM.c index 567bd5777..e1169d5f1 100644 --- a/Projects/AVRISP-MKII/Lib/XPROG/XMEGANVM.c +++ b/Projects/AVRISP-MKII/Lib/XPROG/XMEGANVM.c @@ -131,9 +131,9 @@ bool XMEGANVM_EnablePDI(void) XPROGTarget_SendByte(PDI_CMD_STCS | PDI_RESET_REG); XPROGTarget_SendByte(PDI_RESET_KEY); - /* Lower direction change guard time to 0 USART bits */ + /* Lower direction change guard time to 32 USART bits */ XPROGTarget_SendByte(PDI_CMD_STCS | PDI_CTRL_REG); - XPROGTarget_SendByte(0x07); + XPROGTarget_SendByte(0x02); /* Enable access to the XPROG NVM bus by sending the documented NVM access key to the device */ XPROGTarget_SendByte(PDI_CMD_KEY); |