SCM interrupt procedures and procedures keyboard

AVR读写1302源程序，非常好用-AVR ?列

点焊机控制器C51源码+SCH & DDB-spot welding machine controller C51 source SCH DDB

CC1110无线收发CSMA的源程序。使用的开发环境是IAR7.2H-CC1110 wireless transceiver of the source CSMA. The use of development environment are IAR7.2H

SCM中LCM的汉字显示技巧,可以2*6=12共计个字符.-SCM display Chinese characters in LCM techniques, can be 2* 6 = 12 total characters.

MP3基于AVR的源程序，包含文件系统以及SD卡的驱动程序，并且有音频解码程序-AVR based MP3 source code, including file system, as well as SD card driver, and there are audio decoding process

C++Builder6上位机程序关键代码：(其中一些地方参考了Easy 51Pro宇宙版的源码) 只实现了很少一部分功能，其它的我正在研究中。。。。。。(希望有经验的朋友多交流) -C++ Builder6 PC program key code: (some of which made reference to places Easy 51Pro-source version of the universe) is only part of the realization of a few features, others I

不错的液晶资料，带有实例程序可以学习单片机下的编程方法。-LCD good information, with examples of procedures to learn the programming method of single-chip microcomputer.

51单片机基础训练项目之简易计算器.功能：普通整型的加减乘除运算。可由读者自主学习并扩展至浮点运算。-51 MCU-based training program in the simple calculator. Function: ordinary integer addition and subtraction multiplication and division operations. Readers can be extended to self-learning and floating-point operations.

应用于51的浮点数计算器程序，其中键盘的扫描程序需自己写（我不想让人都懒起来），还有就是LCD显示部分，根据情况更改-applied to the float 51 calculator program, the keyboard scan process required to write their own (I do not want to have lazy up), the LCD display is also part of the changes under