A minimalist voltmeter using the stc15 mcu. The internal reference voltage is used as the reference to measure and drive the 3 bit common cathode LED digital tube display.

ADC_V.sch
ADC测电压原理图.png
数码管显示STC15内部基准测量电压程序
数码管显示STC15内部基准测量电压程序\4LED_YIN.H
数码管显示STC15内部基准测量电压程序\BandGap.h
数码管显示STC15内部基准测量电压程序\STC15ADC.LST
数码管显示STC15内部基准测量电压程序\STC15ADC.OBJ
数码管显示STC15内部基准测量电压程序\STC15ADC.c
数码管显示STC15内部基准测量电压程序\STC15W.h
数码管显示STC15内部基准测量电压程序\STC15内部基准测量电压程序
数码管显示STC15内部基准测量电压程序\STC15内部基准测量电压程序.LST
数码管显示STC15内部基准测量电压程序\STC15内部基准测量电压程序.M51
数码管显示STC15内部基准测量电压程序\STC15内部基准测量电压程序.OBJ
数码管显示STC15内部基准测量电压程序\STC15内部基准测量电压程序.hex
数码管显示STC15内部基准测量电压程序\STC15内部基准测量电压程序.lnp
数码管显示STC15内部基准测量电压程序\STC15内部基准测量电压程序.plg
数码管显示STC15内部基准测量电压程序\STC15内部基准测量电压程序.uvopt
数码管显示STC15内部基准测量电压程序\STC15内部基准测量电压程序.uvproj
数码管显示STC15内部基准测量电压程序\STC15内部基准测量电压程序_uvopt.bak
数码管显示STC15内部基准测量电压程序\STC15内部基准测量电压程序_uvproj.bak
电压表 296.jpg
电压表 298.jpg
电压表 300.jpg
电压表 301.jpg

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