deac/osd-contiki
1
0
Fork 0
Code Issues Pull requests Releases Wiki Activity

Import of the contiki-2.x development code from the SICS internal CVS server

Browse source
This commit is contained in:
adamdunkels 2006-06-17 22:41:10 +00:00
commit c9e808d638
671 changed files with 95332 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

54
cpu/avr/dev/clock.c Normal file
View file

@ -0,0 +1,54 @@
#include "sys/clock.h"
#include "sys/etimer.h"
#include <avr/io.h>
#include <avr/interrupt.h>
// Hack to see if this sets the blue led...
/* #include "hal_emwinet_demoboard.h" */
static unsigned short count;
/*---------------------------------------------------------------------------*/
SIGNAL(SIG_OUTPUT_COMPARE0)
{
/* if ((count % 10) > 5) SET_BLUE_LED(); */
/* else CLEAR_BLUE_LED(); */
++count;
if(etimer_pending()) {
etimer_request_poll();
}
}
/*---------------------------------------------------------------------------*/
void
clock_init(void)
{
#if 0
#if __AVR_ENHANCED__
outp(_BV(CS00) | _BV(CS02) | _BV(WGM01), TCCR0);
#else
outp(_BV(CS00) | _BV(CS02) | _BV(CTC0), TCCR0);
#endif
outp(0, TCNT0);
outp((NUT_CPU_FREQ / (128L * CLOCK_CONF_SECOND) + 0.5/*round*/), OCR0);
sbi(TIMSK, OCIE0);
#endif /* 0 */
TCCR0 = _BV(CS00) | _BV(CS02) | _BV(WGM01);
TCNT0 = 0;
/* OCR0 = AVR_CLK_COUNT;*/
TIMSK |= _BV(OCIE0);
count = 0;
}
/*---------------------------------------------------------------------------*/
clock_time_t
clock_time(void)
{
return count;
}
/*---------------------------------------------------------------------------*/