51单片机矩阵键盘的设计与调试，建议使用52单片机。

当按下开关SP1，AT89S51单片机产生“叮咚”声从P1.0端口输出到LM386，经过放大之后送入喇叭。 -When pressing the switch SP1, AT89S51 Single-chip a " ding dong" sound from the output port P1.0 to LM386, after amplification into speakers after.

本程序是一师兄给我的，用于液晶屏的滚动显示，给大家参考参考-this is a process, told it to me, for the rolling screen, to your information.

PIC MCU information 10 to 16 serious

C51单片机教程L1,以及L1的例子源代码.-C51 Singlechip Guide L1, and L1 example source code.

电力系统多功能电表 CRC校验代码源程序大全，支持以下规约或电表 ALPHA规约,IEC1107规约，DLT645规约，EDMI规约，ION-ModBUS RTU规约，ModBus规约,Quad4规约-Multi-function meter power system source code CRC checksum Guinness, to support the following Statute or the Statute ALPHA meter, IEC1107 statute, DLT645 statute, EDMI statute, ION-ModBUS RTU statute, ModBus statute, Quad4 Statute

PIC单片机的电机驱动程序，电动车双闭环程序，采用双闭环方式控制电机，以得到最好的zh转速性能，并且可以限制电机的最大电流。-PIC microcontroller s motor drive, electric cars double-loop process control using two-way closed-loop motor speed zh to get the best performance and can limit the maximum motor current.

AVR_Meag8_L298控制电机的程序源码,电路原理图,M8程序使用(ICC_AVR)编译,内有说明.-AVR_Meag8_L298 control procedures for the electrical source, circuit schematics, M8 uses (ICC_AVR) compiler, which has notes.

c8051f040单片机的定时器应用程序。-C8051F040 MCU timer application.

由MSP430F135做控制器的温度控制详细程序，经过实践验证，可放心移植。-MSP430F135 done by the temperature controller to control the detailed procedure, after practice, can be assured transplantation.

美国TI公司的protel 元器件库，在应用中需要更新，本人收集了最新的版本共30M，为提高上传速度分六次上传。文件名依次为TI_1到TI_6。希望大家设计电路板时少走弯路这里是TI_3-TI" s U.S. Treasury protel components, need to be updated in the application, I collected a total of up-to-date version of 30M, to improve the upload speed upload six hours. File name followed by TI_1 to TI_6. Hope that the design of circuit board is less detours here TI_3