udfconfig

使用usrp1或usrp n210搭建rfid，环境，gnuradio 3.4.2 ubuntu 10.10(usrp1,usrp2,make rfid gnuradio 3.4.2 ubuntu 10.10)

利用单片机（STC89C52）为核心结合机械按键、数码管以及稳压器件等电子元器件组装了一个数字时钟，可以实现精准的计时以及修改等功能；(The combination of mechanical buttons, digital tube, and electronic regulator device the microcontroller (STC89C52) as the core components assembled a digital clock, and can achieve precise timing and modify functions )

MSP430F261x基本模块实验——汇编代码(MSP430F261x basic modules experiment- assembly code)

矩阵键盘密码锁+简易计算器，C52的单片机平台，C语言开发，适用于初学学习。(Matrix keyboard lock+ simple calculator, C52 MCU platform, C language development, suitable for beginners to learn.)

51单片机温度采集与显示设计 - 通过DS18B20温度传感器获取温度,并通过数码管显示,并实现了温度可手动校准(51 single-chip temperature acquisition and display design- through DS18B20 temperature sensor for temperature, and through the digital display, and achieve a temperature can be manually calibrated)

stc89c52测试DHT11并用1602显示(DHT11 stc89c52 test and 1602 showed)

基于STC89C52写的蜂鸣器唱歌程序，可以控制开发板上的蜂鸣器唱歌，适合初学者(Based on the STC89C52 write buzzer singing procedures, can control the development board of the buzzer singing, suitable for beginners)

Mitsubishi FX Keyreader to unlock FX1S,1N, 2N

说明：  一本较好的VB教程，主讲上位机编程，相信大家会喜欢的。(A better VB tutorials, keynote host computer programming, I believe you will like.)

降压斩波电路仿真，可以加深对dcdc变换的理解(Buck chopper circuit simulation, you can deepen the understanding of the DCDC transform)