使用68HC705J1A写的一个键盘的代码,包括资料说明,一份难得的资料,本人开发键盘时好不容易才找到的资料...

本程序是一个RS232转网口的。是一个透明传输的模块，主控芯片是51的单片机。-This procedure is a RS232 port to switch to other networks. Is a transparent transmission module, the master microcontroller chip 51.

1602的详细讲解，DATASHEET 和KEILC51的原码，可以作为参考-1602 of detailed briefings, DATASHEET and KEILC51 original code, can be used as reference

基于mc68hc908qy4芯片实现超声波排障,当检测到障碍物时点亮发光二极管.-Mc68hc908qy4 chip based on the ultrasonic emission barrier, when the detected obstacle when the light emitting diodes.

单片机与时钟芯片ds1302接口程序，C语言代码，简单使用。-MCU and clock chip DS1302 interface program, C language code, simple to use.

一个M1读卡器的驱动程序，基于51单片机-an M1 reader of the driver, based on 51 MCU

通过利用两台步进电机实现悬挂物体运动轨迹的控制，实现从点对点的运动、任意设定圆心的圆周运动，曲线运动。-through the use of two stepper motor to achieve flag objects trajectory control from a point-to-point movement, arbitrary set of circular motion Center, curve campaign.

用于分析各种点阵字库结构和程序，对嵌入式或单片机开发很有帮助。-Font used to analyze the various lattice structures and procedures to develop single-chip embedded or helpful.

上位机采用vb编程,实现与多台s7200的自由口通信.-Host computer using vb programming, with more than the freedom of the mouth communication s7200.

这是一个简单的pid控制程序，用的是增量式pid控制，在智能车上使用的。-This is a simple pid control procedures, using the incremental pid control, used in the smart car.

主要讲了单片机是使0832产生正弦波功能，十分好。-Major topics of the 0832 microcontroller is to generate sine wave function very well.