69 lines
956 B
C
69 lines
956 B
C
#include <inttypes.h>
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#include <avr/io.h>
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#include <avr/interrupt.h>
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#include <util/delay.h>
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#include <stdlib.h>
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#include "main.h"
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void init_pwm(void){
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// TCCR1A xx01xx10
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TCCR1A &= ~0b00100001;
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TCCR1A |= 0b00000010;
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// TCCR1B xxx11001
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TCCR1B &= ~0b00000110;
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TCCR1B |= 0b00011001;
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//PB1 set to output:
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DDRB |= 0b10;
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}
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int main (void)
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{
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//enable LED channels as output
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DDRC |= (1<<PORTC0)|(1<<PORTC2)|(1<<PORTC3)|(1<<PORTC1);
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PORTC = 1; //one led is on...
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//BUZZER IS OUT:
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DDRD |= (1<<PORTD6);
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//vibration motor
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DDRB |= (1<<PORTB1);
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//reduce power
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PRR |= (1<<PRTWI)|(1<<PRTIM2)|(1<<PRSPI)|(1<<PRUSART0);
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/*PORTB |= (1 << PORTB1);*/
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PORTD = 0;
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init_pwm();
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/*while(1)*/
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/*{*/
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/*_delay_ms(500);*/
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/*PORTC ^= (1<<PORTC0)|(1<<PORTC2);*/
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/*PORTB ^= (1<<PORTB1);*/
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/*PORTD ^= (1<< PORTD6);*/
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/*}*/
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for(;;){
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OCR1BH = 0;
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OCR1BL = 0;
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_delay_ms(1);
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OCR1BH = 0xff;
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OCR1BL = 0xff;
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_delay_ms(1);
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}
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}
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