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11 lines
346 B
11 lines
346 B
14 years ago
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void timer_init(void)
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{
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ICR1 = (1 << 11) - 1;/* 11 bit pwm */
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OCR1A = 0;
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TCCR1A = (1 << COM1A1) | (1 << CS10) | (1 << WGM11);/* fast pwm, non inverted, top in ICR1 */
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TCCR1B = (1 << WGM13) | (1 << WGM12) | (1 << CS10);/* fast pwm, top in ICR1, */
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DDRD |= (1 << PD5);/* set pwm pin as output */
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TIMSK = 1 << TOIE1;/* interrupt at top */
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}
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