protel转pads的工具，原理图和PCB都可以直接进行转换

USB接口的HID类键盘模拟，通过CH372的外部固件模式，可实实现在WInodws下的即插即用不需要安装驱动。-USB-type keyboard HID interface simulation, through the external CH372 firmware can be used to realize in real WInodws do not need to install plug-and-play drive.

针对三星的4510b芯片下网卡芯片驱动的若干修改，亦可用作深化网络设备编程的示例。-4510b against Samsung"s chip card chips under a number of changes, can also be used for deepening the network device programming examples.

Low End Microchip PICs C函数-Low End Microchip PICs C function

FPGA上实现的LCD显示器经典的控制程序-FPGA implementation of LCD monitors on the classic control procedures

凌华工控控制卡PCI-7248使用例子，全功能-Industrial control card ADLINK PCI-7248 using the example of full-featured

"SendA"通过调用监控程序，向串行口发送字符“A”。提供的codeworrior编程范例，旨在通过给出的范例使用户对codeworrior的使用有所了解。--Send character A to the serial port by invoking detecting program. The code is compiled in codewarrior, so users could know a bit of codewarrior.

用中断方式编写的刷瓶显示程序，液晶显示必备程序-With interrupted bottle brush approach to the preparation of the display program, liquid crystal display the necessary procedures

使用瑞萨的r8c-1b单片机，实现对iic通信的监听，并用串口显示iic通信的内容。

C51按键测试程序,经本人制作电路调试合格,可以工作,请多多指教-C51 key test procedure, after I qualified production circuit debugging, you can work please advise

msp430开发c语言例程--MSP430 development ( C code).