keyboard

开关电源测试 标准 (Switching power supply testing standards)

LPC2378 Schematic,with hardware

这是基于STM32的USART转232的应用程序(This is based on the STM32 USART 232 applications)

按键判断 进行行扫描m表示对应的行数 n表示对应的列数 对应数值亮(Judgment keystroke scan lines express the corresponding m number of rows n that corresponds to the number of rows corresponding numerical Liang)

基于单片机STC89C51和74LS164的多功能数字万用表(Based on microcontroller STC89C51 and 74 ls164 multi-function digital multimeter)

PCB800099 RTD2660h固件(PCB800099 RTD2660h)

说明：  用单片机实现的DS1621温度传感器，测量周边环境的温度(With MCU' s DS1621 temperature sensor to measure the temperature of the surrounding environment)

网上买到的 HI3518 下的 简单DVR CODE, 需要你了解 3518 SDK， 才能编译， (Simple DVR CODE HI3518 under buy online, you need to understand 3518 SDK, you can compile,)

CS5460A芯片源程序，能测量电流、电压以及电能等量。(CS5460A chip source program, which can measure current, voltage and equal power.)

LCD显示,只要运行程序可以显示图案，日期和温度(lcddisplay，if you execute that it can display picture,date and tempreture.)