c 51编程的一个教训，抛出一个范例是为了然大家吸取教训。

关于c51单片机硬件系统设计原则的电子文档，有助于帮助大家掌握系统设计方法！-on SCM decoder hardware system design principles of electronic documents, We help the master system design!

protel元器件TQFP-44封装。做好的封装，可以直接用于PCB的绘制！-protel components TQFP-44 package. Do a good job of packaging, can be directly used for PCB drawing!

外国人开发的单片机网络资料，包含原理图，PCB图，调试程序，就是语言比较难懂，给大家看看作为参考吧-foreigners development of the single-chip microcomputer network information, including drawings, PCB plans, debugging procedures, Language is more difficult, for everyone to look at it as a reference

LCD7920汉字液晶操作程序，已经在产品使用中，-LCD7920 LCD characters operational procedures, already in use in the product,

液晶显示模块1604测试源码。显示数字，使用汇编语言编写。-LCD Module 1604 test source. Figures show that is written in assembly language.

crcmodula 进行 校验，在通信无线行业用的比较多-crcmodula to check, in communication with the wireless industry

DS18b20温度测试，欢迎指点。。。。。。。

串口485通信的好范例子，在工程实践已经调试过了的，抗干扰性好-A good example of serial communication sub 485, in the engineering practice has been passed to debug, and anti-jamming good

三星2410芯片中定时器和产生内部中断，及其使用-Samsung 2410 chip timers and an internal interrupt, and its use

基于AT89C52单片机的电热水器设计，包括原理图和程序-Electric water heater based on AT89C52 microcontroller design, including schematic and procedures