一个用51MCU做电压表原代码.测式电压范围0~30V.电压精度50MV.

用于对TLC5615数模转换芯片进行控制，把接收到的数字信息，送到5615从而恢复模拟信号！-for several TLC5615 right-analog converter control, and receive digital information, which was sent to 5615 so as to restore analog signal!

24C01A的读写程序,有须要的朋友可以拿去用用.-24C01A process of reading and writing, it is necessary to be taken by friends to use.

四相步进电机正反转驱动原代码，汇编语言编写-Positive four-phase stepper motor driver source code, compiled languages

倒车雷达源程序代码，包括车载万年历，车内外温度显示，距离显示，声光报警。-Reversing radar source code, including car calendar, car inside and outside temperature display, distance display, sound and light alarm.

arm开发板nfs启动脚本，通过nfs启动单板，使用主机文件系统资源-arm development board nfs startup script, through nfs start veneer, use the host file system resources

自制的串口控制8路光藕隔离输出，可以通过计算机串口控制，8路输出-homemade serial control a variety of eight-channel optical output isolation can be controlled via computer serial port, eight output

LCD液晶显示器源码 keil c51 at89c51-LCD liquid crystal display source keil c51 at89c51

可以对microchip的Keeloq编码IC：hcs300-301解码的源程序-Keeloq the microchip can be encoded on the IC: hcs300-301 of the source decoder

usb接口应用文件供参考 usb接口应用文件供参考-usb interface application documents for reference us b interface application documents for reference

使用单片机C语言编的单片机实验板与上位机的串口通信（可接收上位机命令和根据命令给上位机上传上位机需要的数据）程序，可供单片机开发人员参考。-use C language series micro-controller board and PC serial communications (PC can receive orders and orders under the PC to PC to upload the data needed) process for the development of SCM reference.