基于avr单片机的直流电机PID控制程序，工程文件的编译环境采用gcc for avr，可以在AVR Studio环境下调试，对电机开发人员具有参考价值。...

avr单片机，对目标板的编程，测试显示灯，发送串口返回值-avr microcontroller, the target board programming, testing lights, sending serial return values

液晶显示器以其微功耗、体积小、显示内容丰富、超薄轻巧的诸多优点，在袖珍式仪表和低功耗应用系统中得到越来越广泛的应用。 -LCD display with its micro-power consumption, small size, display rich content, ultra-thin lightweight many advantages, in the pocket instrumentation and low-power applications are more and more widely.

开发流程-Development process

8051单片机控制1602LCD实现动态数据显示，具有走数功能。-8051 Dynamic 1602LCD control data, with a way to function.

motorola单片机08系列计算波特率的好东西，简单，快捷，使用方便-series Baud Rate Calculation of good things, a simple, fast, easy to use

keil c51下基于软件模拟I2C总线的Dll动态连接库。下载后将其烤到keilC51in下即可。-keil c51 simulates I2C based on software the main line the Dll dynamic connection storehouse. After downloading roasts it to keilC51in under then.

单片机下CRC7校验码生成程序，主要用于生成MMC卡命令的CRC7校验码。-Microcontroller CRC7 correcting code generation process, mainly used to produce MMC card orders CRC7 correcting code.

44键盘多模块演示程序，使用双向双次键扫描技术LCALL INKEY 双向双次键扫描-keyboard module demonstration, the use of the bi-directional bonding time scanning technology LCALL INKEY meeting of the bi-directional scanning Bond

这个代码是用8989C51和12887开发的。-This code is 12887 8989C51 and development.

用C8051F040实现DA（模拟-数字）变换。C8051F040集成了12位精度的DA转换器。-With the C8051F040 to achieve DA (analog- digital) conversion. C8051F040 integrates a 12-bit accuracy of the DA converter.