求C51单片机程序的注释,(数控直流稳压电源的设计)答:include<reg51.h> include<absacc.h> //头文件,可使用其中定义的宏来访问绝对地址 define dac0832 XBYTE[0X7fff] //DAC位置定义,跟据实际原理图而定 unsigned char code shu[]={0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,0x90}; //数码管码值表 float s;/***DAC0832控制位...
求dac0832与51单片机接口电路图,答:我做的滤波器 include<reg51.h> include"math.h"define N 25 define PI 3.1415926 sbit da_wr1=P3^6;sbit da_cs=P2^7;void InputWave();float FIR();void da0832();float fHn[N]={0.0,0.0,0.001,-0.002,0.01,-0.09,-0.018,0.049,-0.02,0.11,0.28,0.64,0.28,...