LCD 显示屏由三片控 制，每个内部带有6 （512字节） 的RAM 对应关系如右图所示 片选对应表：...

i2c 总线 at512读写程序，适用于8051系统单片机系统-i2c bus at512 literacy procedures applicable to the 8051 system SCM System

这个程序是控制无线模块2401接受，为51系列单片机控制。可以将接收到的字节上传到电脑的串口-This procedure is to control the wireless module 2401 to accept for the 51 series single-chip control. Can be received bytes uploaded to the computer

keilc51中stc芯片补丁，用于stc系列芯片的开发-STC chip in keilc51 patch for the development of STC series chip

利用单片机演奏音乐的程序-SCM procedures performed music

飞思卡尔智能车 开环设计 大家不妨借鉴一下。-Freescale open-loop design of the smart car you may wish to learn from you.

Keilc51和proteus环境下实现的0－50MHz的频率计。-Proteus Keilc51 and realize the circumstances of the 0-50MHz frequency meter.

SST39VF080 FLASH芯片的单片机驱动程序源代码，可复制下来在uVision开发平台上验证。-SST39VF080 FLASH microcontroller chip driver source code can be copied down in uVision development platform authentication.

X5045芯片的C51程序，X5045是看门狗加EEPROM-X5045 chip C51 procedures X5045 is the watchdog increase EEPROM

DS18B20温度控制器是以美国MAXIM/DALLAS半导体公司的单总线温度传感器DS18B20为核心，以ATMEL公司的AT89C52为控制器制作的结构简单、测温准确、具有一定控制功能的智能温度控制器。适合于恶劣环境的现场温度测量，如：环境控制、设备或过程控制、测温类消费电子产品。现实生活中的电冰箱，电脑机箱，就使用的这种经济的温度传感器显示工作环境温度。通过这种动态的温度测量，能实时的了解各种仪器设备的工作温度，进而判断仪器设备工作是否正常。-DS18B20 temperature controller is based on the United States MAXIM/DALLAS Semiconductor single-bus temperature sensor DS18B20 as the core, ATMEL Corporation AT89C52 produced for the controller structure is simple, accurate temperature measurement has a certain control functions of the smart temperature controller. Suited to harsh environment of the scene temperature measurement, such as: environmental control, equipment or process control, temperature measurement Consumer electronic products. Real-life refrigerators, computer chassis, on the use of such economic temperature sensor shows the temperature working environment. Through this dynamic temperature measurement, real-time understanding of a variety of instruments and equipment operating temperature, and the

对于有想自己DIY mp3的同志们要注意了，参考参考别人的设计思想也是有必要的，希望这张原理图对大家有帮助！-for a DIY mp3 to their comrades to attention, others refer to the reference design is also necessary, I hope this diagram to help you!