键盘和单片机，电脑通信，功能虽然简单，但是理解起来很容易...

三菱16位单片机M306N0系列，A/D转换驱动源码。-Mitsubishi 16-bit microcontroller M306N0 series, A/D converter driver source.

FREESCALE 16位单片机片MC9S12DG128的键盘驱动程序,键盘缓冲区大小可设,支持按键的快加快减操作-SCM MC9S12DG128 keyboard driver, keyboard buffer size can be installed to support the button to accelerate quickly to reduce operating

DTMF双向收／发集成电路MT8880专门为双音频信号的收、发而设计，它既能产生发送双音频信号，又能对双音频信号进行接收译码，还能判断各种信号音(拨号音、回铃音、忙音)。以上就是它的应用电路和程序-Two-way DTMF collection/fat MT8880 IC specifically for the dual audio signals received, the design, it could have sent dual audio signal, while the dual audio signal decoding receiver, but also to judge the sound signal (dial tone , ring back tone, busy tone). Above is its application circuit and procedures

周立功 smartArm2200 的基于uCOS-II的综合实验源程序，绝对物有所值-Week smartArm2200 Ligong uCOS-II based on a comprehensive experimental source, the absolute value for money

基于ST792012864lcd驱动程序

1． 电梯初始位置在第一层。 2． 算法完全模拟电梯工作。 3． 显示电梯所在层数和运动方向。 4． 按键复用，部分按钮在不同的时候表示两种功能。 -1. Elevator initial position in the first layer. 2. Algorithm fully simulated elevator work. 3. Show where the low-rise elevator direction and movement. 4. Key reuse, and some buttons at different times, said two functions.

51实现ADC的源程序， -51 realize the source ADC,

温度传感器18B20的典型应用，通过18B20采集温度，可以精确到小数点两位，在LED或LCD上显示-Temperature Sensors Typical applications 18B20, 18B20 collected through the temperature, can be accurate to two decimal places, in the LED or LCD display

DS18B20,我已经做过,显示正确!欢迎下载!-DS18B20, I have already done, showing the correct! Welcome to download!

基于单片机的红外通信原理 及电路设计-Single-chip communication based on infrared principle and circuit design