20 keys PS2 small keyboard interrupt service program

在80C51上实现USB2.0功能的源码-In the 80C51 functions to achieve USB2.0 source

点阵式打印机驱动程序,CPU:89C51RD2,含3562个汉字,可打印图形,有1024字节缓冲区-Dot-matrix printer driver, CPU: 89C51RD2, including 3562 Chinese characters can print graphics, has 1024-byte buffer

飞思卡尔智能车闭环控制，1.8MHz变化-Intelligent vehicle closed-loop control changes 1.8MHz

网上虽有有大量的LCD驱动源码，但符合自己使用的不多，次篇非我原作，但经过我修改。-online although a large number of LCD driver source code, but in line with its own use of small, sub-dividing the world the original articles, but I have to amend.

用凌阳单片机控制显示电压步进，增减，并输出模拟电压

一个用AVR单片机做的冲电器程序，内包含详细的主程序和头文件。-A single-chip AVR to do with the red electrical procedures, within the main program contains a detailed and header files.

lcd240128的驱动，包括汉字显示功能 和protues画的模拟图 单片机用得atmega16-lcd240128

利用VB开发的用于双机互联的应用程序。主要是利用RS232串口。-The use of VB for development of two-plane interconnect applications. Mainly the use of RS232 serial port.

crc 51 单片机计算程序，保证51利用串口通讯的可靠传输-crc 51 single-chip computing