their practice of the small things, the 8031 NE2000 compatible Ethernet control...

8088计算器开发，查询方法，实现矩阵键盘输入控制-8088 calculator development, inquiry methods, realize the control matrix keyboard input

4*4数字键盘输入温度极限值，DS18B20测温，数码管显示温度值，蜂鸣器和LED报警-4* 4 digital keyboard input temperature limit, DS18B20 temperature measurement, digital display temperature control, alarm buzzer and LED

基于at89c51snd1c的硬盘MP3播放器-At89c51snd1c hard drive-based MP3 player

8051系列应用类打包：AD调速，仿50HZ波形输出，P3口输出控制继电器程序，PWM电机调速，报警，报警防盗，步进电机的控制，电子秒表，电子秒表,航标灯控制程序,频率计等-8051 Series Application Class Package: AD governor, imitation 50HZ output waveform, P3 mouth relay output control procedures, PWM motor speed control, alarm, burglar alarm, stepper motor control, electronic stopwatch, electronic stopwatch, navigation light control procedures, frequency meter, etc.

这是一个波形选择菜单，通过开发板上的按键，选择波形，幅度，频率的等各参数，然后发送给下位机。让其产生需要的波形。-This is a waveform selection menu, through the development of on-board buttons, select the waveform, amplitude, frequency and other parameters, and then sent to the next bit plane. The need to generate the waveform.

89c51驱动12864液晶汉字显示上下左右翻页 包括KEIL文件和PROTEUS文件-89C51 driver 12864 LCD display Chinese characters, including upper and lower flip around KEIL paper documents and PROTEUS

利用PWM原理控制电磁阀的实例，对于这方面研究的人很有价值-Use of PWM control of solenoid valve principle examples of research in this area were of great value

数码显示实验.zip-digital display experiment. Zip

89S52 单片机 + 74HC595 + 组成的8X8 LED 点阵驱动显示程序，Keil C环境编写，带显示字符压缩／解压源／显示／代码。-89S52 composed of lattice-driven 8X8 LED display program, Keil C environment preparation, showed a band of characters compression/decompression source/Display/code.

串口通信的光纤调制解调产品“光猫”的AT89C2051单片机完整源代码及其说明-serial communication fiber modem products "- cat" AT89C2051 integrity of the source code and its description