CCSC adc.c程序操作MCD2demo PIC16F877单片机片内ADC

十年专注单片机方案开发的方案公司英锐恩，分享CCSC adc.c程序操作MCD2demo PIC16F877单片机片内ADC。英锐恩现提供服务产品涉及主控芯片：8位单片机、16位单片机、32位单片机及各类运算放大器等。

/*=============================================================================
使用PIC16F877A片内ADC，运行程序,LED0到LED7显示AD_IN电压
============================================================================*/
///////////////////////////////////////////////////////////////////////////////
// MPLAB IDE V7.11 + CCS C3.18
// Use 16F877A ADC for MCD2-demo
//
// by LW7807@163.com
// 2005/06/23
///////////////////////////////////////////////////////////////////////////////
#include <16F877A.h>                            // PIC16F877 header file
#device ADC=8                                   // 8 bits ADC
#use delay(clock=4000000)                       // for 4Mhz crystal
#fuses XT, NOWDT, NOPROTECT, NOLVP              // for debug mode

/*===========================================================================*/
void main(void)
{
        int8 adc_value;

        // init pic16f877a adc
        setup_adc_ports(RA0_RA1_RA3_ANALOG);
        setup_adc(ADC_CLOCK_INTERNAL);
        set_adc_channel(0);

        while(1){
                adc_value = read_adc();

                output_c(adc_value);
                }

   setup_adc(ADC_OFF);
}//end main()