自制完全成功!!!!ADC0809时钟直接使用AT89C51的ALE信号2MHz P1口段码,P2.0-3位码(P2.0为最右边数码管的位码) P0口数据输入 通道0输入,ADC0809中ST和ALE---P3.0,EOC---P3.2,CLK---ALE.OE---P3.1*/-made entirely successful! ! Connection between ADC 0809 clock direct access to the ALE signal AT89C51 2MHz