会议计时器，以MCS51单片机为核心，实现会议演讲定时提醒功能，可以进行设定时间，倒计时，暂停，蜂鸣器提醒或灯光提醒等功能...

讲述如何提高单片机的运行速度,包括硬件上和软件上如何做相应的设计-on how to improve the speed MCU, including hardware and software on how to do the design accordingly

串行数码管显示，PCF8563实时时钟芯片使用源程序。在keil环境下编写。-Serial digital tube display, PCF8563 real time clock chip, the use of source code. Keil environment in the preparation.

ELAN IR接收，1621段码LCD驱动，按键处理，三线通讯等。-ELAN IR receiving, 1,621 yards of the LCD driver, keys, 3 line communications.

nRF2401调试代码,主要用语nRF2401无线通信模块设计-nRF2401 debugging code, the principal terms of wireless communication module design nRF2401

KeilC51下的USB的slave设备源码,MCS51开发.-In KeilC51 environment, slave device source code for USBand the exploitation for MCS51

UCOSII移植到４３０芯片中使用，嵌入式系统多改改就明白了-UCOSII transplanted to the use of 430 chip, embedded systems and more particularly so on to understand

C8051F020的头文件，主要是本单片机的硬件地址指向等。-C8051F020 the first document, is the MCU hardware addresses at the other.

avr Led test program in c

用485实现单片机之间的串行通信。 从机部分一直等待主机的命令，接收到就发响应信号，然后接受数据，接受成功就用液晶显示-MCU with 485 Serial Communication between. From the plane of the mainframe have been waiting for the orders received on the response signal and then receive data on the successful use of acceptable LCD

DS1302芯片的资料（英文）。有需要的朋友下载！-DS1302 chip information (in English). Friend in need to download!