本软件程序为KEILc51开发环境，实现AT89S52单片机与PS2键盘的通讯，同时用液晶LM3037实现同步显示...

使用C8051F020和FPGA等其它相关硬件制作的一个程控滤波器，里面包括详细的源代码和设计文档，希望对大家有用。-C8051F020 and FPGA use and other related hardware produced by a program-controlled filter, which include detailed source code and design documents, in the hope that useful to everyone.

mega32＋N298电机控制芯片, 通过控制电机的IN1和IN2改变方向, pwm控制速度。 IN1和IN2不同时，电机转动 IN1和IN2相同时，电机急停。 -mega32+ N298 motor control chip, by controlling the motor IN1 and IN2 to change direction, pwm control speed. IN1 and IN2 are not the same time, motor rotation IN1 and IN2 are the same, the electrical emergency stop.

帮朋友写的一个用MCS-51的IO口模拟PWM使外接LED亮度渐变的程序，虽然程序小，不过注释清楚，并已调试OK。-written for a friend with a MCS-51 simulation of the IO mouth so that external PWM LED brightness gradual process Although procedures for small, but clearly Notes, and debugging OK.

详细介绍T6963C控制芯片资料，全中文显示，点阵液晶显示模块-Detailed information T6963C controller chip, all-Chinese display, dot-matrix LCD Module

长沙太阳人电子有限公司液晶smc1602资料-Sun Electronics Co., Ltd. Changsha people smc1602 information on LCD

用于ms5534B与电脑的连接测试.气压告诉测量系统。-link ms5534Bto the computer and do some test!

MSC-51 3字节和4字节浮点数计算程序，主要用于数据采集及上传，经过IEEE转换，在上位机直接显示-MSC-51 3-byte and four-byte floating point calculation procedure used mainly for data acquisition and uploads After IEEE conversion, the PC directly show

单片机与AD9851控制程序，可输出预置频率正弦波-With the AD9851 single-chip control procedures can be preset output frequency sine wave

　单片机实现非接触式IC卡读写 哟详细的原理图和代码！！！！！！！！！！！！！！！！！1-Singlechip realize non-contact IC card reader yo detailed schematics and code! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! 1

pcf8563实时时钟芯片与spec061单片机接口的测试程序,并使用了LCD显示,测试通过.-pcf8563 real-time clock chip microcontroller interface spec061 testing procedures, and the use of the LCD display, the test.