4* 4 key scan control LED display

ad1242,转换程序，它是２４位高精度的AD.它可以直接拱５１单片机使用-ad1242, the conversion process, which is 24-bit high-precision AD. It can be used directly arch 51 Singlechip

51单片机的at89c51 的资料信息，可以进一步了解其用法-AT89C51 MCU 51 of the information, you can learn more about its usage

51单片机的波特率设置计算小工具。方便的计算值就可用波特率产生。-51 Baud Rate Setting small calculation tool. To facilitate the calculated values can be generated with baud rate.

　单片机实现非接触式IC卡读写 哟详细的原理图和代码！！！！！！！！！！！！！！！！！1-Singlechip realize non-contact IC card reader yo detailed schematics and code! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! 1

51单片机串口数据包收发程序，能一次收发多个字节，可跟据需要自行修改字节长度，并且具有接收超时判断功能。-51 Single-chip serial data packets to send and receive procedures, can send and receive more than one byte can be modified according to the needs of self-byte length, and have to receive overtime to determine function.

基于PIC单片机的PPOE协议栈源代码。-PIC on the PPOE protocol stack source code.

MSP430的开发实例，有详细的代码和说明，举例说明MSP430单片机的开发和应用-MSP430 development of examples of code and a detailed description illustrate the development and application MSP430 microcontroller

keil C51 Bits2事例-examples Bits2

max7219显示程序，用C语言编写，可用keil运行-max7219 display program

8098单片机调速系统，非常实用，用汇编写-8098 microcontroller system speed, very practical, written in assembler