Status de porta com PIC 16F877A

Objetivo: Visualizar em um LCD o status das entradas PORTA . Temos os componentes ISIS: PIC16F877A, RESPACK8, LG M I264IBSIR e SW-SPST-M OM

#include <16F877A.h>

#fuses HS, NOWDT, NOPROTECT, NOLVP

#use delay(clock = 20MHz)

#include <HDM64GS12.c>

#include <graphics.c>

#use standard_io(a)

void main(){

   CHAR A5[] = "A5";

   CHAR A4[] = "A4";

   CHAR A3[] = "A3";

   CHAR A2[] = "A2";

   CHAR A1[] = "A1";

   CHAR A0[] = "A0";

   CHAR IN[] = "PORTA A";

   glcd_init(ON);

   glcd_text57(33, 30, A5, 1, 1);

   glcd_text57(49, 30, A4, 1, 1);

   glcd_text57(65, 30, A3, 1, 1);

   glcd_text57(81, 30, A2, 1, 1);

   glcd_text57(97, 30, A1, 1, 1);

   glcd_text57(113, 30, A0, 1, 1);

   glcd_text57(30, 5, IN, 2, 1);

   

   while(TRUE){

      if (input_state(PIN_A5) == 0){

         glcd_rect(32, 40, 46, 60, 1, 1);

      }else{

         glcd_rect(32, 40, 46, 60, 1, 0);

         glcd_rect(32, 40, 46, 60, 0, 1);

      }

      

      if (input_state(PIN_A4) == false){

         glcd_rect(48, 40, 62, 60, 1, 1);

      }else{

         glcd_rect(48, 40, 62, 60, 1, 0);

         glcd_rect(48, 40, 62, 60, 0, 1);

      }

      

      if (input_state(PIN_A3) == false){

         glcd_rect(64, 40, 78, 60, 1, 1);

      }else{

         glcd_rect(64, 40, 78, 60, 1, 0);

         glcd_rect(64, 40, 78, 60, 0, 1);

      }

      

      if (input_state(PIN_A2) == false){

         glcd_rect(80, 40, 94, 60, 1, 1);

      }else{

         glcd_rect(80, 40, 94, 60, 1, 0);

         glcd_rect(80, 40, 94, 60, 0, 1);

      }

      

      if (input_state(PIN_A1) == false){

         glcd_rect(96, 40, 110, 60, 1, 1);

      }else{

         glcd_rect(96, 40, 110, 60, 1, 0);

         glcd_rect(96, 40, 110, 60, 0, 1);

      }

      

      if (input_state(PIN_A0) == false){

         glcd_rect(112, 40, 126, 60, 1, 1);

      }else{

         glcd_rect(112, 40, 126, 60, 1, 0);

         glcd_rect(112, 40, 126, 60, 0, 1);

      }

      

      delay_ms(400);

   }

}