AT89C2051单片机与PC机的RS232通讯接口子程序，实现管理科学。

c8051f020的pca频率输出，针对c8051f020的实验系统-err

由SPCE061A控制的74hc595的驱动程序,一般用于串转并-by SPCE061A 74hc595 control of the driver, generally for serial switch and

伟福 WAVE6000 环境下MCS51汇编调用汇编例程-Wei Fu WAVE6000 environment MCS51 compilation compilation called routine

51单片机IIC驱动，包括IIC时序的驱动代码，用C语言编写。-51 Single-chip IIC driver, including the timing IIC driver code, using C language.

msp430f449的文件， 很有用的-MSP430F449 document very useful

这只是我在学习TI公司生产的16位超的功耗单片机MSP430的随笔，希望能对其他朋友有所借鉴，不对之处还请多指教-This is only my TI in the learning produced by 16-bit single-chip MSP430 ultra-power of the essay, hoping to draw on some other friends, doing so also please advice

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-Session timer to MCS51 single-chip microcomputer as the core, the realization of the meeting from time to time to remind the function of speech, you can set time, the countdown, suspension, or a buzzer to remind lighting functions to remind

六位数码管动态x显示控制的实现！调试通过可以直接用！-Dynamic x 6 digital tube display control realize! Debugging can be directly used through!

UCOS2在51上的移植源码V1.1。学习UCOS的代码-UCOS2 51 on the transplant source V1.1. UCOS learning code