/* 程序详细功能介绍： *当按下按键P3.3 ，AT89S51单片机产生“叮咚”声从P3.2端口输出 *程序设计方法 * 1． 我们用单片...

模拟串口C51编程-simulation C51 Serial Programming

51自制编译器。本资料免费提供，但作者仍保留版权，未经本人允许，请勿随意传播。任何人可以研究本资料的源程序及电路图以学习本编程器的制作思路，但不可以任意改造并用于商业用途。否则作者将会追究其责任。各位同仁请自觉遵守。-51 homemade compiler. This information is free, but the author retains the copyright, without my permission, do not circulate freely. Any person can examine the source of the information and to learning the circuit for the production of programming ideas, but not arbitrary transformation and for commercial purposes. Otherwise, the author will be held accountable. Colleagues invite you consciously observe.

ntp client, can get the current time about the lots of time zone.

CS5532的驱动程序，基于AT89S52,调试通过-CS5532 driver, based on AT89S52, debugging through

1602lcd液晶器显示的例子程序，适用mega16等单片机。-1602lcd LCD displays examples of procedures, such as the application of single-chip mega16.

模拟接受max7219的数据，主要是原系统升级，需要将原单片机驱动7219的数据接受并分析数据及命令。-simulation accept the data, major upgrade of the original system, the need for the original Microprocessor 7219 data accept and analyze data and orders.

通过按键选择各波形的 输出并且存在AT24C02中 断电后仍然存储 -Button to choose the waveform through the output and there AT24C02 still in power storage

x5045看门狗芯片51代码，具有看门口功能，和片内EE读写程序-X5045 chip watchdog 51 code, with a look at the entrance features, and EE chip to read and write procedures

这是我在程控交换机中使用的C51读写AT24C04例子-this is my program- controlled switchboards used in the C51 example literacy AT24C04