05_BUZZER

avrmega16的频率计源码，在2m以内误差为1-3hz，1602显示(avrmega16 the frequency of source, in less than 2m error 1-3hz, 1602 show)

毕业设计时做DC600V逆变器测试系统，采用工控机为主控制器，PCL-818数据采集卡， VC++作编程工具，对25T、25k型客车使用的逆变器进行性能测试。(Graduation time to do DC600V inverter test system, IPC-based controller, PCL-818 data acquisition card, VC++ as a programming tool, 25T, 25k bus-type inverter used for performance testing.)

电子密码锁设计，实现四位密码开锁，可改密码(Electronic password lock design to achieve four bit password lock, password can be changed)

18B20测温，上位机程序，VB6.0环境开发(18B20 temperature, host computer program, VB6.0 environment for development)

Beginning Visual C_ 2012 Programming

at89c51snd1单片机SCMM的mp3播放程序源码 (SCMM at89c51snd1 microcontroller mp3 player source code)

tms320F28335是一款新的dsp芯片，svpwm算法的实现和以前的2812等有点不同，现在将我写的分享给大家，已经调试过了，晶振是20MHz。28335的svpwm的实现。(tms320F28335 is a new dsp chip, svpwm algorithm implementation and the previous 2812 and so a little bit different, now I write for everyone to share, debugging, and the crystal is 20MHz. 28335 svpwm implementation.)

51单片机的闪烁灯代码一，非常适合初学者的使用，在这分享给大家。(51 MCU flashing lights code, very suitable for beginners to use, in this share to everyone. )

51单片机的4x4键盘扫描c语言程序，大家看看，(51 single-chip 4x4 keypad scan, we look)

在淘宝上购买的毕业论文，价值400的源程序，包含全部文件。一款基于单片机的灭火机器人模型的设计。系统以STC89C52RC单片机为控制核心，创新自制了火焰传感器用来测量火源，使用TCRT5000型光电对管检测循迹黑线，L298驱动电机前后转动，LCD1602液晶显示灭火的次数，通过控制继电器开关风扇灭火。(On Taobao buy thesis, the value of the 400 source code, including all documents. Fire fighting robot model based on a single-chip design. System microcontroller STC89C52RC to control core, innovation homemade flame sensor is used to measure the fire source, tracking black line on the tube use TCRT5000 photoelectric detection, L298 drive motor rotating back and forth, the LCD1602 LCD number of fire-fighting, fire control relay switch fan .)