USB_2.0.pdf

nrf2401 发射机和接收机双向同步跳频，在35个信道上来回跳 超级防干扰(Nrf2401 two-way synchronization of fh transmitter and receiver, jump to and fro on the 35 channels Super tamper-proof)

这是用c语言写的利用扬声器放歌的程序,可以编译一下就可使用(useful)

power electronic machine model

本例是用51单片机的键盘解码程序，亲试好用(This case is a keyboard with 51 decoding process, pro-test handy)

4X4点阵键盘+1602液晶显示做的计算器（AVR单片机）(4X4 matrix keyboard 1602 LCD calculator to do (AVR microcontroller))

器件SN65LBC184手册，便于学习者学习开发！(Device SN65LBC184 manual for ease learners develop!)

用Visual Basic 6.0 编写的SPY++，功能强大(SPY++ BY Visual Basic)

基于Cy7y168013USB接口芯片的逻辑分析仪keil源码(Logic analyzer based on Cy7y168013USB interface chip keil source code)

说明：  power electronic machine model

代码是用来实现向其他应用程序（记事本）中发送键盘消息的源码,一般，演示程序，很好用，罕见(The code is used to realize the source of keyboard messages sent to other applications (Notepad), generally, the demonstration program, well used, rare)