51单片机模拟spi串行接口程序，在keilc51下编写

风机控制器智能程序5,请大家自己使用,千万不外传!-Intelligent fan controller program 5, let us own use, do not Gaiden!

内容： 1、试验目的：了解按键的扫描原理 2、实现现象：同时按键抢答，先按的键有效，其他按键锁死 复位后重新开始抢答 3、硬件要求：按键 LED灯 原理：最先按下按键者有效，其他均无效-Contents: 1, test Objective: To understand the key principles of scanning two to achieve phenomenon: the key to answer in the same time, press the key and effective, other key-lock reset and re-start to answer in 3, the hardware requirements: button LED lights principle: first press the keys are valid, others are null and void

at89c5x系列的at89s53的芯片资料-at89c5x series chips at89s53 information

以比较匹配A达到时交替输出高低电平及写入其维持 时间常数之方法实现脉宽调制输出-to compare A match reached the turn at the high output and low-level maintenance time into their methods to achieve constant PWM Output

这是ATMEL公司，的AT9200的LOADE程序让你们感受一精简指令集的冲击-This is ATMEL Corporation, the AT9200 LOADE the procedures so that you feel a RISC impact

具有自动休眠的脉冲计数器 采用STC芯片的捕获功能 IIC传输-Pulse counters with automatic sleep Using STC chip capture IIC Transfer

本代码是无线遥控中常用的pt2272模块的主控单片机代码，实现了编址发送功能。-the wireless remote control code is used in the main control module pt2272 microcontroller code, Implementation of the address this function.

针对于msp430学习用的流水灯演示程序 完全正确-MSP430 for learning in the water with lights demo program completely correct

利用PWM原理控制电磁阀的实例，对于这方面研究的人很有价值-Use of PWM control of solenoid valve principle examples of research in this area were of great value

PID算法的口决，帮您快速解决PID的整定-PID algorithm I must help you to quickly solve the PID setting