关于传感器的程序，请各位大侠给予指导，等

LCD1602液晶显示子程序,实现各行扫描-LCD1602 LCD subroutine, realize the line scan

一个红外解码的源程序~用来解码大多数的红外线遥控编码~-An infrared source ~ used to decode decoded most of the infrared remote control codes ~

单片机与计算机通讯源程序,含头文件,说明,本人亲自试过.-Single-chip communications and computer source code, including header files, annotations, I personally tried.

单片机在循环显示数字列的同时，采用查询方式控制数字的显示时间和音乐播放的开关。音乐低频信号由定时器采用中断方式产生。-SCM in circulation figures out show at the same time, using figures for the control of time- and the music player switching. Music low-frequency signals used by the timer interrupt way.

单片机仿真软件proteus做的led流水灯例子，有助于在具备硬件情况下学习单片机-microcontroller simulation software led lic do water lights example, with the help of learning hardware MCU

4×4矩阵键盘，当我们按那个键时吧键值显示在数码管上，并把建值发送到PC机；-4 × 4 matrix keyboard, when we press that button when you key in the digital tube display, and to build value is sent to the PC machine

用c51编的 键盘输入的乘法运算，增加语句可以增加功能-C51 series with the keyboard input of the multiplication to increase the sentence can increase the functional

I2C的源代码,经本人测试通过,完全没有任何错误-I2C source code, as I tested, there is no any error

利用Atmel89C51、按键、蜂鸣器设计能播放十首歌曲的音乐播放系统，LCD能显示播放歌曲名-Use Atmel89C51, button, buzzer designed to play 10 songs music player system, LCD can display broadcast the song name

C51源程序和文档-C51 source code and documentation