I noticed something strange in Alarm62Khz32C: "components new AtmegaCompareP(T62khz, uint32_t, 0, SYM_ALARM_MINDT);"
shouldn't it be: "components new AtmegaCompareP(T62khz, uint32_t, SYM_TIMER_MODE, SYM_ALARM_MINDT);" ? Otherwise it always use RTC as clock source. Is it right? Ugo On 05/21/2012 06:30 PM, Ugo Colesanti wrote: > Hi, I just made the port of TinyOS-2.1.2-rc1 for the Zigduino platform, > an arduino clone with atmega128rfa1 chip. The porting was pretty simple > since the atm128rfa1 is already supported. The only issue I had was > related to the missing RTC on the zigduino which is used by TimerMilli > and Alarm62khz components. I made everything work by applying the > following changes: > - I re-wired AlarmMilli32C and CounterMilli32C to AlarmMicro32C and > CounterMicro32C respectively > - I used AlarmMicro32C and LocalTimerMicroC in the RFA1DriverLayerC > - I redefined TRadio as TMicro and set RADIO_ALARM_MICROSEC to 1 and > RADIO_ALARM_MILLI_EXP to 0 in RadioConfig.h > > With these changes I've been able to successfully run Blink, > RadioCountToLeds,tests/TestNetworkLPL and tutorial/Printf . However I > think there is a cleaner way to get the millitimer and 62khz timer to > properly work on zigduino. In particular I think there is a way to tell > tinyos to use the XTAL1 instead of OSC1 at least for Alarm62khz. I > tried to set SYM_TIMER_MODE to ATMRFA1_CLKSC_XTAL in TimerConfig.h > but it has not worked. Probably I missed some steps but I get lost with > all those timers :S > Does somebody have any suggestion? > > Ugo > > p.s. I put my code on: http://code.google.com/p/zigduino-tinyos/ > > > > -- Ugo Maria Colesanti Dipartimento di Informatica e Sistemistica Sapienza Universita' di Roma Via Ariosto 25, II floor, room B221 00185, Rome http://wiserver.dis.uniroma1.it/cms/index.php?id=8 Phone: +39 06 77274003 Fax: +39 06 77274002 _______________________________________________ Tinyos-help mailing list [email protected] https://www.millennium.berkeley.edu/cgi-bin/mailman/listinfo/tinyos-help
