7279和TLC549数字电压表，由51单片机控制的，通过模数TL549采样制作的电压表，同时由7279控制的数码管显示-7279, and TLC549 digital voltage meter, controlled by the microcontroller 51 through the production of modulus TL549 sampling voltmeter, accompanied by a 7279-controlled LED display

this quide simple lc meter by avr microcontroller-this is quide simple lc meter by avr microcontroller

stm32l152实现智能水表程序,低功耗实现省电(Stm32l152 implementation of intelligent water meter program, low power consumption to save electricity)

VB6开发的指针式仪表界面,适用于WINDOW。(VB6 meter interface,WINDOWS)