main.h

本文件是C8051F040键盘及DA输出测试程序；DA输出端子(J10)可输出2路DA(DAC0,DAC1),四路按键(KEY1--KEY4

void DelayMs(unsigned int n);//延时(n)MS

#include "C8051F040.h"
#include "DAC.h"
#include "key.h"