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Код


#pragma config FOSC = INTRCIO   // Oscillator Selection bits (INTOSC oscillator: I/O function on GP4/OSC2/CLKOUT pin, I/O function on GP5/OSC1/CLKIN)
#pragma config WDTE = OFF       // Watchdog Timer Enable bit (WDT disabled)
#pragma config PWRTE = OFF      // Power-Up Timer Enable bit (PWRT disabled)
#pragma config MCLRE = OFF      // GP3/MCLR pin function select (GP3/MCLR pin function is digital I/O, MCLR internally tied to VDD)
#pragma config BOREN = ON       // Brown-out Detect Enable bit (BOD enabled)
#pragma config CP = OFF         // Code Protection bit (Program Memory code protection is disabled)
#pragma config CPD = OFF        // Data Code Protection bit (Data memory code protection is disabled)

// #pragma config statements should precede project file includes.
// Use project enums instead of #define for ON and OFF.

#include <xc.h>

#define _XTAL_FREQ 4000000

void __interrupt (high_priority)isr(void)
{
    if(GPIO)
    {
        if(GPIObits.GPIO0 == 1)
        {
            __delay_ms(50);
            if(GPIObits.GPIO0 == 1)
            {
                if(GPIObits.GPIO2 == 0)
                {
                    GPIObits.GPIO2 = 1;
                }
                else
                {
                    GPIObits.GPIO2 = 0;
                }
            }
        }
        if(GPIObits.GPIO1 == 1)
        {
            __delay_us(400);
            if(GPIObits.GPIO1 == 1)
            {
                if(GPIObits.GPIO4 == 0)
                {
                    GPIObits.GPIO4 = 1;
                }
                else
                {
                    GPIObits.GPIO4 = 0;
                }
            }
            
        }
        GPIF = 0;
    }
    return;
}

void main(void)
{
    OSCCAL = 0xFC;
    OPTION_REG = 0xC0;
    INTCON = 0xD8;
    CMCON = 0x07;
    WPU = 0x0;
    TRISIO = 0x3;
    GPIO = 0x0;
    IOCB = 0xFF;
    
    GPIObits.GPIO4 = 1;
    while(1)
    {
        __delay_us(1);
    }
}

Код


#pragma config FOSC = INTRCIO // не помню на счет этого значения там 2 внутренних генератора, низкочастотный и тот, что на 4MГц
// чуть что поправь на INTRCCLK