mcf5272的引脚比较多，设计原理图的时候比较复杂，可以用该的规范原理图，protel99se格式。...

异步电动机矢量控制直接转矩控制混合控制一种新颖的控制方式-Vector control induction motor direct torque control hybrid control

c51 写的常用源码!-common source!

AVR C语言编程与应用实例 金春林等著-AVR C programming language and application examples waiting JIN Chun-lin

基于单片机的波形发生器，可产生方波，三角波及正弦波，频率可调。-Based on single-chip waveform generator to generate square wave, sine wave triangle spread, frequency adjustable.

32位arm9微处理器S3C2410的ad模数转换测试源代码-32-bit ARM9 microprocessor S3C2410 ADC the ad test source code

随便玩玩,想下个东西,可是不让我下，上传了就可以下了么?

电子密码锁程序，两键输入，其中一个键累加，另一个键确认。密码正确锁打开（开锁指示灯亮）；密码错误锁关闭（关锁指示灯亮）；连续错三次则锁定键盘8秒并发出报警声。-Electronic code lock procedure, the two key input, one key additive, and the other button to confirm. The correct password to open lock (unlock indicator light) password error lock closure (Kuan-lock indicator light) consecutive wrong then lock the keyboard three times and issued eight seconds alarm sound.

i2c程序，可以直接调用，用51单片机开发。-i2c procedures can be called directly, with 51 MCU Development.

单片机控制步进电机驱动系统电磁干扰及抑制 基于单片机的步进电机控制系统-Single-chip stepper motor driver control systems and electromagnetic interference suppression based on single-chip stepper motor control system

各种单片机反汇编工具包，现在用的人少了，但还是有用的东西，想用的就下吧-compilation of various anti-SCM tool kit, now with fewer people, it is still useful things and to use it in the next