一个单片机的频率计程序，能测试相应的频率

基于AVR单片机的USB驱动源程序.内有多个例子供参考,-Based on the AVR MCU USB driver source code. There are a number of examples for reference,

51bote 单片机波特率设计助手-Single-chip baud rate 51bote Design Assistant

利用单片机arm加sl811芯片实现对u盘读写的控制，代码仅供大家参考，如有不对之处，敬请谅解-Sl811 increase the use of single-chip chip arm of the u disk read and write control code for your reference, if doing so after updating

ARM LPC2131的LCD1602驱动程序-ARM LPC2131 the LCD1602 driver

基于AT89C2051的照明系统控制程序，实现照明设备的自动控制。-AT89C2051-based lighting systems control procedures, to achieve automatic control of lighting equipment.

用串口实现单片机和带键盘的显示屏之间的通信，包含包头包尾。-By serial single-chip implementation of the display and keyboard with communication between the packet contains the end of Baotou.

这是“led广告屏”程序，已经成功调试，希望对大家有用，谢谢！（最好配合51单片机和伟福编译器）-"led advertising screen" program has been successfully tested and we hope to useful, thank you! (Preferably with 51-fu SCM and compiler)

PL3106集成了52单片机，它具有电力线载波功能。本程序就是3106的载波发送和接受程序-PL3106 integrates 52 microcontroller, it has the power line carrier functions. This program is 3106 carrier to send and receive procedures

51上网卡测试程序源文件 -51 72.16 testing procedures source 51 72.16 source test procedures

i2c程序，可以直接调用，用51单片机开发。-i2c procedures can be called directly, with 51 MCU Development.