
#include <xc.h>

#define _XTAL_FREQ 4000000UL

void main(void)
{
    ANSELCbits.ANSELC1 = 0;
    TRISCbits.TRISC1 = 0;

    while (1)
    {
        LATCbits.LATC1 = 0;  // LED ON
        __delay_ms(500);

        LATCbits.LATC1 = 1;  // LED OFF
        __delay_ms(500);
    }
}
