C51实用源码，极具参考价值！

一组实用的C51源代码,不是我作的,在网站上载下来的,也许对大家有用,感谢作者-a group of practical C51 source code, I am not for the website, in the set down, perhaps useful for all, to thank the author

用C语言实现51单片机232串口通信程序，已经调试好了-51 using C language to achieve single-chip serial communication program 232 has better debugging

硬件电路相当简单的音乐播放的c51仿真及c程序-Relatively simple hardware circuit of the C51 music player simulation and c procedures

4*4扫描键盘,通过键值通过4个数码管显示出来.-4* 4 Scanning keyboard, through key through four digital tube display.

Philps MF500完整设计资料大全-Philps MF500 integrity of the design of the data volumes. .

这是关于按键显示的基本程序，主芯片仍是51单片机-This is on the button to display the basic procedures, main chip is still the single-chip 51

tl2543的AD程序仅供参考--KEIL51！-tl2543 the AD process is for reference only KEIL51!

pic16f877a使用iic总线方式驱动低价温度芯片tc74，并液晶显示的一个程序，板上验证通过，可以直接使用，令附tc74中文资料-PIC16F877A using the IIC bus driven low temperature chip tc74, and liquid crystal display of a procedure to verify through the board, you can directly use, the attached information tc74 Chinese

】本文介绍了一个使用单片机和CPLD联合控制步进电机的方案。首先阐明步进电机的工作原理及控制方法，然后 提出了系统的软硬件设计框架，详细讨论了单片机和CPLD的逻辑接口问题和交换数据的协议，以及用状态机来设计脉冲分配器 的方法。-This paper describes a combined use of SCM and CPLD stepper motor control program. First of all, to clarify the working principle of stepper motor and control method, and then put forward a system of hardware and software design framework for a detailed discussion of the MCU and CPLD logic interface issues and data exchange agreements, as well as the use of state machine design Pulse Distributor methods.

二进制小数转为十进制BCD码的汇编程序，结果保留四位并在七段数码管上输出-decimal to binary decimal BCD compilation procedures, and results in four reservations in paragraph 107 digital output tube