89C51与ad0832 输出正弦波，三角波，矩形波，锯齿波

proteus仿真电路图函数 c语言程序测试 #include <absacc.h> #include <reg52.h> #define DA0832 XBYTE[0xfffe] #define uchar unsigned char #define uint unsigned int sbit S1 = P1^0; sbit S2 = P1^1; //00锯齿波；01方波；10三角波；1

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