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#include "defines.h"
#include "TIMER.h"
static TIMER_DATA *timer_data_p;
void TIMER_Init(TIMER_DATA *data) {
timer_data_p = data;
}
void TIMER_2_Init(void (*callback)(void)) {
timer_data_p->timer_2_callback = callback;
timer_data_p->delay = 0;
T2CONbits.T2OUTPS = 0b0000; // 1:1 Postscaler
T2CONbits.T2CKPS = 0b10; // 1:16 Prescaler
T2CONbits.TMR2ON = 0; // Timer stopped
TMR2 = 6; // Initial value of 6 (overflows every 0.5ms)
PIE1bits.TMR2IE = 1; // Timer 1 overflow interrupt
}
void TIMER_2_Set_Delay(uint16_t delay) {
timer_data_p->delay = delay;
}
void TIMER_2_Start(void) {
T2CONbits.TMR2ON = 1; // Start timer
}
void TIMER_2_Stop(void) {
T2CONbits.TMR2ON = 0; // Stop timer
}
void TIMER_2_Interrupt_Handler(void) {
TMR2 = 6;
timer_data_p->counter++;
if (timer_data_p->counter > timer_data_p->delay) {
timer_data_p->timer_2_callback();
timer_data_p->counter = 0;
}
}