arm的spi功能，通过595点亮数码管

有关74hc080的一些相关资料，希望可以帮助大家，它多用于IC卡读取了！-74hc080 some of the relevant information, I hope can help everyone, it used the IC card reader!

MP3的源程序,VS1003等, -MP3 of the source code, VS1003, such as, MP3 source, VS1003, etc.

DS18B20测量温度 1602做为液晶显示温度 c语言编写 有注释-DS18B20 measuring temperature as a liquid crystal display 1602 temperature c languages have Notes

实现了用单片机模拟I2C通信的主要功能：Start、Stop及对有子地址的I2C设备的读写。并以24CXX为例进行了读写。代码经过仿真调试，可以正确读写。

永磁同步电机监控程序，12864显示，AD采样-Permanent magnet synchronous motor control program, 12864 displays, AD sampling

一个用单片机控制TC35I发短信的例子，同时可以将接收到的UNICODE码转换为HZK16,对初次开发短信的网友会有帮助-TC35i used to control a single-chip message-fat example, at the same time can be received is converted to UNICODE code HZK16, the initial development of the message users will be helpful

主要是关于A/D转换的程序，每一个我都试验过，非常好使-Mainly on the A/D conversion process, every test I have been very so

头件的中的#ifndef，这是一个很关键的东西。比如你有两个C文件，这两个C文件都include了同一个头文件。而编译时，这两个C文件要一同编译成一个可运行文件，于是问题来了-The first pieces of# Ifndef, this is a very key things. For example, you have two C file, the two C files include the same file size. And compile-time, the two C files to compile together into a run file, then issue the

一个电子产品开发时的部分c代码B!绝对能用!-When an electronic product development part of c code B! Absolutely can!

二极管闪动实验，C51制作-diodes flashing experiment, the production C51