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    TRISCbits.TRISC2 = 0;
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    TRISCbits.TRISC2 = 0;
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    LATCbits.LATC2 = 0;
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    LATCbits.LATC2 = 0;
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    RPINR1 = 2; // Bind INT1 interrupt to RP2
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    RPINR1 = 2; // Bind INT1 interrupt to RP2
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    INTCON3bits.INT1IE = 1;     // Enable interrupt for INT1
 - 
 
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    INTCON2bits.INTEDG1 = 0;    // Trigger on falling edge
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    INTCON2bits.INTEDG1 = 0;    // Trigger on falling edge
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}
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}
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void int1_interrupt_handler() {
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void int1_interrupt_handler() {
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    LATCbits.LATC2 = 1;
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    LATCbits.LATC2 = 1;
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    Delay10TCYx(1);
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    Delay10TCYx(255);
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    LATCbits.LATC2 = 0;
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    LATCbits.LATC2 = 0;
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    MQ_sendmsg_ToMainFromLow(0, MSGTYPE_INT1, (void *) 0);
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}
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}
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void port_b_int_init() {
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void port_b_int_init() {
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    port_b_prev_state = 0x0F;
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    port_b_prev_state = 0x0F;
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