void interrupt tc_int(void)             // High priority interrupt
{
    if (TMR1IE && TMR1IF)
    {
        TMR1IF=0;
        ++tick_count;
        TRISC=1;
        LATCbits.LATC4 = 0x01;
    }
}

void interrupt low_priority   LowIsr(void)    //Low priority interrupt
{
    if(INTCONbits.T0IF && INTCONbits.T0IE)  // If Timer flag is set & Interrupt is enabled
    {
        TMR0 -= 250;                    // Reload the timer - 250uS per interrupt
        INTCONbits.T0IF = 0;            // Clear the interrupt flag
        ADCON1=0x0F;
        TRISB=0x0CF;
        LATBbits.LATB5 = 0x01;          // Toggle a bit
    }
    if (TMR1IE && TMR1IF)
    {
        TMR1IF=0;
        ++tick_count;
        TRISC=0;
        LATCbits.LATC3 = 0x01;
    }
}