实时时钟芯片DS1302采用串行接口，只需3根引脚便可以完成操作，其使用非常方便。这里采用AT89S52单片机作为外部微处理器，来对DS1302进行控制-Real-time clock chip DS1302 serial interface, only three pins will be able to complete the operation, its use very convenient. AT89S52 microcontroller used here as an external microprocessor to control of the DS1302

P89C669存储实例: 说明： 1. inc 文件夹 是关于P89C669的头文件，在使用下面两个例子前，请首先将头文件拷到 ..KeilC51INC下. 2. Rom 文件夹 是关于P89C669的程序空间使用的例子，说明怎样利用大于64KB的程序空间。 3. Ram 文件夹 是关于P89C669的数据空间使用的例子，说明怎样在各个数据空间定义变量。 -P89C669 storage examples: Note: 1. Inc folder is on the first P89C669 documents, in the use of the following two examples, please first Kaodao header files .. KeilC51INC under .2. Rom folder P89C669 procedures on space use example of how to make use of the procedure is greater than 64KB of space. 3. Ram folder P89C669 data on space use examples to illustrate how the definition of data space in all variables.

这是我自己编写的关于18B20序列号的读取程序！并在LCD上进行显示。可直接使用-This is what I have written 18B20 serial number on the reader! Carried out in the LCD display. Can be directly used

关于收音功能代码,并且显示在OSD和VFD上-Radio feature about the code, and show up in the OSD and VFD

一个C51的多个源代码，不错哦，有很多芯片的协议-A C51 multiple source code, yes Oh, have a lot of chip agreement

一个汉字全自动检索软件，包含源代码以及字库-a Chinese automatic retrieval software, including source code and font

pic18f8680的内置can通信程序，经调试可以使用-pic18f8680 built can communications procedures, can be used by the debugger

这是一个有关于51单片机的A/D转换的代码，希望对单片机编程爱好者有所帮助。-This is a microcontroller on 51 of the A/D converter code, and I hope to microcontroller programming enthusiasts help.

3972源程序 3972源程序-3972 source 3972 source code

是介绍使用单片机控制led显示的程序,可以显示多种样式.-Is to introduce the use of single-chip control procedures led display, can display a variety of styles.