128×64点阵LCD模块例程，供需要的人参考

Atmel Uart C51程序（timer2方式）-Uart (timer2 way)

飞思卡尔车身控制技术研讨会资料范例 基于LIN的收发通信-Freescale Seminars Body Control data sample based on the LIN transceiver, communications

1.电子琴功能 用实验板上K1~K7作为电子琴的7个按键，每个按键对应一个音符要求当按下其中一个按键，就通过P2.5口输出对应频率信号使蜂鸣器发出特定音符声音。 2.乐曲演奏 若按下K8键，完成自动弹奏“送别”歌曲。 -1. Organ function of the experimental board K1 ~ K7 as the organ of the seven buttons, each button corresponds to a note of which require that when the press of a button, on the adoption of P2.5 port output frequency signal corresponding to a specific note to the buzzer sounds . 2. Music playing, if pressed K8 button to complete the auto-play " Farewell" songs.

用51单片机控制硬盘读写，并用通过液晶界面显示。-SCM control with 51 hard drives to read and write, and use the LCD interface display.

自动检测CPU风扇的转速，并且能够在一定范围内自动控制风扇转速，对于单片机DSP爱好者有很好的参考价值-Automatically detects the CPU fan speed, and can in a certain range of automatic control fan speed, for single-chip DSP enthusiasts have a very good reference value

本文介绍了AT89C2051单片机的性能和特点，并在分析了超声波测距原理的基本系统框图。该设计系统经校正后，其测量精度可达0.1米-This paper introduces the AT89C2051 performance and features, and the analysis of the ultrasonic distance measurement principle diagram of the basic system. The design of the system calibration, measurement accuracy of 0.1 meters

SY0406开发板的测试程序 可以检查键盘使用 密码保护 LED显示-SY0406 development board testing procedures to check the use of password-protected keyboard LED Display

按键控制声音输出，C语言编写，keil下调试通过,大家相互学习-Buttons control the sound output, C language, keil debugging passed, everyone learn from each other

51+PDIUSBD12源代码-51 PDIUSBD12 source code

AVR俄罗斯方块程序:游戏区是18*15格，3*3点阵一格，右边有下一个图形显示和所消行数的显示