etpu_set1

基于51单片机的数字电子秤，有文档的详细说明(A digital electronic scale based on 51 single chip microcomputer with detailed description of the document)

仿真讯鸟的坐席服务器的软件。在没有CTI的工作环境下，也可以适合作呼叫中心坐席软电话开发(simulation appear birds dine server software. CTI in the absence of the working environment, they can be suitable for call center soft phone development Seat)

说明：  两脉冲频率平均值计算 两脉冲频率平均值计算 两脉冲频率平均值计算(Two pulse frequency average of the two pulse frequency average of two average pulse frequency)

基于STM32F10X的气压传感器（bmp180）程序，串口输出，内含bmp180手册。(Based STM32F10X pressure sensor (bmp180) program, serial output, containing bmp180 manual.)

单片机开发使用总结(Summing up the development of the use of single-chip microcomputer)

stm32F410X PCA例程，Stm32F410x很好的学习资料(Stm32F410X PCA routines, stm32F410X very good learning material )

用Visual Basic 6.0 编写的SPY++，功能强大(SPY++ BY Visual Basic)

高压直流输电模型，二百二十千伏的，有参考价值，做的挺不错(HVDC model, $ 220 kV, a reference value, doing pretty good)

51单片机考勤系统下位机程序，可以配合上位机软件实现考勤功能，将hex文件下载到51单片机即可使用(51 MCU control procedures can be achieved with the PC software attendance function, the hex file into the microcontroller 51 can be used)

YL_3串行数码管显示时钟，74HC595，8位，显示时分秒，自动计数。(YL_3 serial digital display clock, 74HC595, 8 bit display minutes and seconds, automatic counting.)