anokhautomation

 

https://github.com/anokhramesh/Controll-the-Entire-port-of-PIC16f877A   #include <xc.h> #define _XTAL_FREQ 20000000 __CONFIG(FOSC_HS & WDTE_OFF & PWRTE_OFF & BOREN_OFF & LVP_ON & CPD_OFF & WRT_OFF & CP_OFF); void main(void) {     TRISD =0x00;// entire pins of port D set as output     TRISB =0x00;// entire pins of port B set as output     TRISC =0x00;// entire pins of port C set as output          while(1)      {         PORTD =0xff;// turn the entire portD HIGH         __delay_ms(500);//wait 1/2 second         PORTB =0xff;// turn the entire portB HIGH         PORTC =0x00;// turn the entire portC LOW     __delay_ms(500);//wait 1/2 second        PORTD =0x00;// turn the entire portD LOW        __delay_ms(500);//wait 1/2 second        PORTB =0x00;// turn the entire portB LOW        PORTC =0xff;// turn the entire portC HIGH     __delay_ms(500);//wait 1/2 second     }      return;