c language pinyin input method to achieve very good.

c51程序库，汇编写的，希望对大家有点用。-C51 libraries, compiling written, in the hope that a bit with everyone.

单片机各种通信接口程序-SCM various communications interface program

用凌阳单片机输入频率控制并输出14位2进制码锁住相应频率-With Sunplus Singlechip frequency control input and output 14 2 hexadecimal code corresponding frequency locked

cf8020+cp2200(网络)的驱动实现-cf8020+ cp2200 (network) drivers realize

51单片机用串口接收645规约。已经调试好 有详细的说明-51 single-chip receiver with serial port 645 of the Statute. Already have good debugging detail

环境测试仪的设计。该计环境测量系统能够充分发挥人性化的特质，利用SPCE061A的语音功能，配合传感器模组，实现带语音播报功能的环境测试。-Environment tester design. The measurement system of the environment can give full play to human characteristics, the use of SPCE061A voice functions, with the sensor module, realize voice broadcast function with environmental testing.

单片机串口程序，有一定的难度，适合串口使用比较熟练的人-Single-chip serial procedures, have a certain degree of difficulty, suitable for serial use more skilled people

use for connection to enternet

单片机控制步进电机加减速C语言源程序，通过不断改变定时器的定时初值来提高频率。-Single-chip stepper motor control acceleration and deceleration C language source program, by changing the timing timer to improve the frequency of the initial value.

基于8051F020,目的：用PCF8574器件实现并口输入，输出操作-Based on 8051F020, Objective: To realize parallel PCF8574 device input and output operation