irda.tar

这是超声波倒车雷达礼包。很不错的，我自己做的(This is good for learner.)

nrf24z1无线音频传输详细开发资料，PCB，原理图，源码。非常详细。(nrf24z1 wireless audio transmission detailed development information, PCB, schematics, source code. Very detailed.)

设计一个以AT89S51单片机为核心的数字电子钟控制器，实现电子钟的时间、日期交替显示、闹钟功能，并可通过按钮开关或键盘切换显示内容、调整参数、设置闹钟，在单片机实验板上模拟调试实现控制器的功能。(To design a digital electronic clock with AT89S51 as the core controller, realize electronic clock time, date, alternate display, alarm clock function, and can through the button or keyboard switch display content, adjust parameters, set the alarm clock, on the single chip microcomputer experiment board simulation debugging, we can realize the function of the controller.)

无线传感器网络关键技术研究大家一起学习参考(wsn)

Thesis on Cogntive radio. It details spectrum sensing

51实验21：DA数模转换 DA-PWM输出实验 * 实现现象：下载程序后DA模块上的指示灯呈呼吸灯效果，由暗变亮再由亮变暗(51 Experiments 21:DA Digital-to-Analog Conversion DA-PWM Output Experiment* Realization Phenomenon: After downloading the program, the indicator lamp on DA module shows the effect of breathing lamp, which changes from dark to light and then from light to dark.)

说明：  esp8266ardino 开发板 例程 学习资料(ESP 8266ardino Development Board Routine Learning Materials)

基于labview的gps定位，可以拿去用，都很完整(GPS positioning based on labview, can be used, are complete)

说明：  本PDF文件为市电电压频率测量计的设计说明书！从中能了解相关的电路设计(The PDF file is mains voltage frequency meter design manual! From which to understand the relevant circuit design)

基于stm32 的ov7670模块，带FIFO的(Ov7670 module based on STM32, with FIFO)