ledblinkamt.c

#include <xc.h>
#include "amt.h"
#include <stdio.h>

#pragma config XINST = OFF
#pragma config FOSC = HS
#pragma config WDT = OFF

void interrupt HighIsr(void) // High priority interrupt
{

}

void interrupt low_priority LowIsr(void) //Low priority interrupt
{

}

void main(void) {
    int loop_counter = 0;
    TRISJ = 0x00; // Configure PORT J as 8 bits output
    PORTJ = 0X00; // Off all the LEDs connected to PORT J
    T2CON = 0b01111111; // Enable tmr2, prescaler=16, postscaler=16
    PR2 = 224; // For 10ms timing with the Fosc = 25 MHz
    PIR1bits.TMR2IF = 0; // Clear the flag before using
    while (1) {
        while (PIR1bits.TMR2IF == 0); // Waiting for tmr2 flag to be set
        loop_counter++;  // increment loop_counter by 1 every 10ms
        if (loop_counter == 50)
        {
            PORTJ = PORTJ ^ 0b00000001; // Toggle using XOR
            // or PORTJbits.RJ0 = PORTJbits.RJ0 ^ 1;
            loop_counter = 0;
        }
        PIR1bits.TMR2IF = 0; // Clear the flag before using
    }
}