51单片机对模数转换器adc574/1674/ads774数据采集程序，采集数据BCD码在78～7B-51 microcontroller on the ADC adc574/1674/ads774 data collection procedures, BCD data collected in 78-7B

一个PROTEUS仿真AD1674的工程。包括程序源码，仿真效果明显。-AD1674 a PROTEUS simulation project. Include procedures for source code, simulation effect.