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...