51单片机P2口接4*4键盘的行线和列线；红灯亮时进行频率输入；绿灯亮时进行占空比输入；频率值暂定在100到60KHZ之间；输入频率和占空比时要输够六位整数，不

通过了硬件调试，用89c51控制18b20采集温度。而且还是简单易懂的c语言-Hardware through the debugging, use 18b20 Acquisition 89c51 temperature control. It is also easy-to-understand language c

这是JHD19264液晶显示器的驱动源程序，单片机采用的是AT89C52.-LCD driver source, the microcontroller is AT89C52.

3510基于avr的测试程序 建议连接方式： 开发环境：Winavr 版本 ：1.0 MCU ：Mega16 晶振 ：8M 调试环境：AVR Studio-3510 based on the proposed test procedures avr connection: Development Environment: Winavr version: 1.0MCU: Mega16 crystal: 8M debugging environment: AVR Studio

MCS51程序库,包含大量的常用MCS51单片机上常用的汇编子等程序-MCS51 library that contains a large number of commonly used MCS51 Singlechip on a compilation of commonly used procedures such as cervical

SD卡读写程序 1. sdconfig.h: 该文件为SD卡读写模块配置头文件，用户可根据实际硬件条件进行修改. 2. SD目录: SD卡读写模块的全部文件,一般不用修改. 3. 建议sdconfig.h文件不要放于SD目录中，因为SD目录中的文件一般无须修改, 而sdconfig.h通常会有改动.-1. Sdconfig.h: The document for the SD card reader module configuration header files, the user hardware according to actual conditions can be modified. 2. SD directory: SD card reader module of all the documents, the general need not be amended. 3. Proposed sdconfig. h files directory should not be put in SD because SD files in the directory are not normally required to be amended and the changes are usually sdconfig.h.

keil下的s3c44b0驱动LCD伪彩屏例子程序。-keil under the pseudo-color LCD driven S3C44B0 example of the procedure.

此文章是关于89s51单片机的简介，是单片新手来说的一个很好的教学指导。-This article is about the 89s51 SCM profiles, is monolithic novice a good teaching guide.

CF8051F040开发板的 flash_download程序-CF8051F040 development board

用于智能公交设备的WW-989，用STC89C2051控制串口芯片与4094的源程序，非常好用哦-For intelligent transportation equipment, WW-989, with serial STC89C2051 control chip and the source 4094 is very easy to use, oh

关于显示的程序，采用太阳人公司生产的液晶模块，可直接引用。-show on the procedures for using solar company production of LCD module, which can be directly invoked.