采用51系列单片机控制的I2C总线高频头程序源码.-51 Series Single-chip I2C bus control procedures Tuner source.

4X4矩阵键盘+LCD1602显示,可以开发好多功能-4X4 matrix keyboard+ LCD1602, it can be a good multi-purpose development

单片机程序设计（uV2)-microcontroller programming (uV2)

设计要求 1）. 抢答器同时供 8名选手或 8个代表队比赛，分别用 8 个按钮 S0 ~ S7 表示。 2）. 设置一个系统清除和抢答控制开关 S，该开关由主持人控制。 -fadfsdhfjhsdkfjsdfkjsdlfkdsljdsakljkdsafgjdsf

一个avr的快速编程工具，和ICCavr结合，可以快数的生成代码，很好用的-A rapid avr programming tools, and ICCavr combination, you can quickly generate code number, a very good use

单片机51环境下的字库代码122*32点阵的液晶显示-under the font code 122* 32 dot-matrix LCD

lcd测试程序，C51的-LCD testing procedures C51

数码管组字，数码管经过排列组合，通过单片机控制组成的屏幕显示。-digital traffic control characters, digital tube through permutations and combinations, SCM control of the screen display.

IAR for AVR是ATMEL公司推荐的AVR开发环境，其代码编译效率比GCC和ICC高25 到50 ，因此深受欢迎，但其相关的资料却很少，我上传一些能快速上手的资料（包括IAR的扩展关键字，GCC AVR的代码如何移植到IAR等等）-IAR for AVR is ATMEL" s AVR recommended development environment, its code is more efficient than GCC and ICC to compile a 25 to 50 , so very popular, but very little relevant information, I would upload the information that can quickly get started (including the expansion of IAR keyword, GCC AVR code for how to migrate to IAR, etc.)

单片机4*4键盘与LED数码管的显示，按下键盘显示相应的字符（1，2，3...A，B...E）-none