汽车中控门锁资料和电路图图纸比较详细，第二部，是单独的文件...

ok very good os

实现键盘码的读取，并在LED上显示。单片机部分，并在KEIL下运行-? 殚 ???? ???????邋 ?LED 邋 ???? ??机 ??殚 ????邋 ?KEIL 邋 | |

模数转换adc0832及液晶显示LM016的应用示例-Analog-to-digital converter and liquid crystal display adc0832 application example of the LM016

自己改写的单片机pid程序，实用

这是Fresscale单片机定时器输出比较的例子，该例程详细介绍了Timer模块输出比较功能，对单片机开发人员来说是个很好的参考。-This is an Example of Output of the Timer.

demo程序及开发板-demo procedures and development board

在PIC上使用5个口线产生DTMF信号-use five lines I have DTMF signals

一个单片机的I2C驱动程序，用C语言编写，可方便扩展到各型号单片机-A single chip I2C driver, using C language, can be easily extended to various models of single-chip microcomputer

2051解码GPS数据装置的源代码,有详细的中文注释，是初次接触GPS解码开发人员不错的参考资料-GPS data decoding device 2051 source code, the Chinese have detailed notes, is the initial contact with GPS decoder developers good reference

内容：1、本程序用于测试4相步进电机常规驱动 2、需要用跳帽或者杜邦线把信号输出端和对应的步进电机信号输入端连接起来 3、速度不可以调节的过快，不然就没有力矩转动了 4、按s4（设置成独立按键模式）可以控制正反转 -Contents: 1, the procedure used to test the four-phase stepper motor-driven two conventional, need to jump cap or the signal output line of DuPont and the corresponding stepper motor signal input terminal connected three speed adjustment can not be too fast, Otherwise, there would be no moment of rotation of the four, according to s4 (set to form an independent key mode) can control the positive inversion