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