Switch interface with PIC 16F877A using CCS complier

Switch interface with PIC 16F877A using CCS complier

include "C:\Users\M.sathis kumar\Documents\CCS C Projects\robot.h"

#define LCD_DATA_PORT getenv("SFR:PORTD")  

  

   #define LCD_ENABLE_PIN  PIN_E0                                    ////

    #define LCD_RS_PIN      PIN_E1                                    ////

    #define LCD_RW_PIN      PIN_E2                                    ////

    #define LCD_DATA4       PIN_D4                                    ////

    #define LCD_DATA5       PIN_D5                                    ////

    #define LCD_DATA6       PIN_D6                                    ////

    #define LCD_DATA7       PIN_D7       

   

#include <LCD.C>

#BYTE PORTB =0X06

#BYTE TRISB = 0X86

#BYTE PORTC =0X07

#BYTE TRISC =0x87

int8 X1=0;

void main()

{

   setup_adc_ports(NO_ANALOGS);

   setup_adc(ADC_CLOCK_DIV_2);

   setup_psp(PSP_DISABLED);

   setup_spi(SPI_SS_DISABLED);

   setup_timer_0(RTCC_INTERNAL|RTCC_DIV_1);

   setup_timer_1(T1_DISABLED);

   setup_timer_2(T2_DISABLED,0,1);

   setup_comparator(NC_NC_NC_NC);

   setup_vref(FALSE);

   // TODO: USER CODE!!

X1=PORTC;

X1 &=0X10;

delay_ms(50);

trisc=0xff;// TRISA bit (= 1) will make the corresponding PORTA pin an input

lcd_init();

TRISB = 0X00;// Clearing a TRISA bit (= 0) will make the corresponding PORTA pin an output

while(1)

if( X1 == 0x00)

{

    PORTB=0X55;

    delay_ms(1000);

   }

else

{

   PORTB=0XAA;

    delay_ms(1000);

  }

}

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