diff options
Diffstat (limited to 'door_lock/main.c')
| -rw-r--r-- | door_lock/main.c | 20 |
1 files changed, 10 insertions, 10 deletions
diff --git a/door_lock/main.c b/door_lock/main.c index 7308d35..4ee0e64 100644 --- a/door_lock/main.c +++ b/door_lock/main.c @@ -1,25 +1,25 @@ #include <avr/io.h> #include <util/delay.h> -int main(void) { - DDRB |= 1 << PINB1; // Set pin 9 on arduino to output +#include "serial.h" - /* 1. Set Fast PWM mode 14: set WGM11, WGM12, WGM13 to 1 */ - /* 3. Set pre-scaler of 8 */ - /* 4. Set Fast PWM non-inverting mode */ +int main(void) { + // pin 9 + DDRB |= 1 << PINB1; TCCR1A |= (1 << WGM11) | (1 << COM1A1); TCCR1B |= (1 << WGM12) | (1 << WGM13) | (1 << CS11); - /* 2. Set ICR1 register: PWM period */ ICR1 = 39999; - - /* Offset for correction */ int offset = 800; - /* 5. Set duty cycle */ - while(1) { + serial_init(); + + for(;;) { + serial_write("hello, world!"); + OCR1A = 3999 + offset; _delay_ms(5000); + OCR1A = 1999 - offset; _delay_ms(5000); } |