84 lines
1.3 KiB
C
84 lines
1.3 KiB
C
#include <inttypes.h>
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#include <avr/io.h>
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#include "bughal.h"
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/* Hardware abstraction layer for Pentabug hardware */
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/*
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* initialize LEDs on C0-C3
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*/
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void init_leds(void){
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//enable LED channels as output
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DDRC |= (1 << PORTC0) | (1 << PORTC1) | (1 << PORTC2) | (1 << PORTC3);
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// both LEDs off
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PORTC &= ~((1 << PORTC0) | (1 << PORTC1) | (1 << PORTC2) | (1 << PORTC3));
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//TCCR2A = (1 << WGM21);
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//TCCR2B = (1 << CS20)|(1 << CS21);
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//OCR2A = 255; /* TOP */
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// TCNT2 = 0;
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// /*enable interrupt*/
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// TIMSK2 |= (1<<OCIE2A);
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return;
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};
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inline void led_on(int leds){
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PORTC |= leds;
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};
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inline void led_off(int leds){
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PORTC &= ~leds;
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};
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void init_buzzr(){
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//its on B2 and C5, for reasons
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DDRC |= (1 << PORTC5);
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DDRB |= (1 << PORTB2);
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//switch it off
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buzzr_off();
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return;
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};
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void buzzr_up(){
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PORTC &= ~(1 << PORTC5);
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PORTB |= (1 << PORTB2);
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return;
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};
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void buzzr_down(){
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PORTC |= (1 << PORTC5);
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PORTB &= ~(1 << PORTB2);
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};
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inline void buzzr_off(){
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PORTC &= ~(1 << PORTC5);
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PORTB &= ~(1 << PORTB2);
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};
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void buzzr_inv(){
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PORTC ^= (1 << PORTC5);
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PORTB ^= (1 << PORTB2);
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};
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void init_switch(){
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return;
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};
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void init_motor(void)
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{
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/* vibration motor on B1, initially off: */
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DDRB |= (1 << PORTB1);
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PORTB &= ~( 1<<PORTB1);
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return;
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}
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void set_motor(int val){
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PORTB = ~(val);
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return;
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};
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