某公司安装了电子门，要设计门禁系统： 公司的雇员可以凭借密码、胸卡或指纹进入公司 计算机根据雇员的验证方式对其身份进行验证 管理员在监控室可以通过...

是一个关于C51和18B20的测温程序,大家可以参考一下.-Is a study on the C51 and the temperature 18B20 procedure, we can reference.

595数码管驱动，用于51单片机，使用3个io口，串行驱动数码管-595 digital tube-driven, for 51 MCU, using 3 io port, serial driver digital tube

在Codevision环境下，用AVR 用TC/0设计的时钟，并用6位数码管显示-Environment in Codevision with AVR by TC/0 design of the clock, and six digital display

keil C51 H－Test事例-H-Test case

又一个LCD1602的例程（主要是最近正在做相关的工作），已经调试通过。-Another LCD1602 routine (mainly related to the work being done recently), have been debugging through.

自己keil C51写的X25045驱动，调试通过-their written X25045 driven through debugging

The New Computerised Transit System (NCTS) is a European wide system, based upon electronic declaration and processing that was designed to replace the paper based CT system and to provide better management and control of both Community and Common Transit. It involves all EU Member States and the EFTA. The NCTS in each country is connected through a central domain Brussels, to all of the other countries. This provides links between some 3000 European customs offices and replaced the paper based system. In order to connect on-line with NCTS, traders need the facility to generate electronic Transit messages, and the facility to send/receive these messages to/from the IRL - NCTS. Connected traders receive electronic responses advising of key decisions during the procedure, such as acceptance of declaration, release of goods, notification of discharge. It is not be possible for Traders to interface directly with NCTS. They will simply be able to exchange defined structured m

单片机看门狗的编程以及硬件实现,软件如何安放看门狗程序-watchdog microcontroller programming and hardware, software watchdog placed how procedures

详细介绍了51单片机的指令系统，通过此文档进一步了解51单片机的体系结构-Detailed instructions for 51 single-chip system, the adoption of this document to learn more about 51 single-chip architecture

C51七种实用子程序集4-C51 seven practical subroutine Set 4