简易数字电压表 测量0~5V电压，数码管显示，使用STC12C5410AD单片机,Simple digital voltage meter 0 ~ 5V voltage measurement, digital display, the use of single-chip is STC12C5410AD

基于c51单片机的高精度数字电压表，硬件测试已通过，供大家参考。-C51-based single-chip high-precision digital voltage meter, hardware tests have been passed, for your reference.

USB电压表的应用: USB接口硬件 和 VC开发的上位机软件,组成监控界面-USB voltage meter applications: USB interface, hardware and VC software developed by the upper plane to form a monitoring interface