diff options
| author | cpldcpu <cpldcpu@gmail.com> | 2014-03-16 08:13:29 +0100 |
|---|---|---|
| committer | cpldcpu <cpldcpu@gmail.com> | 2014-03-16 08:13:29 +0100 |
| commit | ca5b4534b621a0100cc5aa2ea9babb6f7bafd037 (patch) | |
| tree | 0457a37c46dd0a6af4661048a98ec5a9d95828d9 /firmware/main.c | |
| parent | c6fd947a101dfc5f0cf021b4892d00abaa9fa252 (diff) | |
| download | micronucleus-ca5b4534b621a0100cc5aa2ea9babb6f7bafd037.tar.gz micronucleus-ca5b4534b621a0100cc5aa2ea9babb6f7bafd037.tar.bz2 micronucleus-ca5b4534b621a0100cc5aa2ea9babb6f7bafd037.zip | |
firmware: Attiny841 first working config
Diffstat (limited to 'firmware/main.c')
| -rw-r--r-- | firmware/main.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/firmware/main.c b/firmware/main.c index 486a26b..13484d3 100644 --- a/firmware/main.c +++ b/firmware/main.c @@ -169,9 +169,16 @@ static uint8_t usbFunctionSetup(uint8_t data[8]) { static void initHardware (void) { // Disable watchdog and set timeout to maximum in case the WDT is fused on +#ifdef WDTCSR + // New ATtinies841/441 use a different unlock sequence and renamed registers + MCUSR=0; + CCP = 0xD8; + WDTCSR = 1<<WDP2 | 1<<WDP1 | 1<<WDP0; +#else MCUSR=0; WDTCR = 1<<WDCE | 1<<WDE; WDTCR = 1<<WDP2 | 1<<WDP1 | 1<<WDP0; +#endif /* initialize */ #if OSCCAL_RESTORE |