to master the principle, a better understanding of traffic rules and master basi...

插在usb上使用的声卡的原理图,器件少,简单实用

LC72131完整程序，朋友刚刚给我就提供给朋友参考-LC72131 complete procedure, a friend just gave me a reference on the provision to a friend

所以与DDS有关的中文资料及调试心得，打包下载-So with the DDS-related information and debug the Chinese experience, packing Download

全面介绍了高质量PCB设计技巧，共为8章。-A comprehensive introduction to high-quality PCB design techniques, a total of 8 chapters.

51单片机串口通信汇编语言源代码，发送端和接收端的-51 Single-chip serial communication assembly language source code, the sending end and receiving end

单片机实现TCPIP协议的完整C源程序 TCP RS232 的应用 分配本地用户自定义服务模式应用TCP端口号-MCU TCPIP protocol complete C source code

16C84的使用例程：包括16C84的RB口中断程序和16C84做的智能卡程序。-16C84 use routines include : 16C84 RB I interrupt procedures and 16C84 do smart card procedures.

FFT的C实现方法 (函数名: 快速傅立叶变换 本函数测试OK,可以在TC2.0,VC++6.0,Keil C51测试通过。)-C-Implementation of FFT

ht47r20遥控程序，红外线载波输出频率这系统时钟的12分频，当系统频率为480KHZ，载波频率为40KHZ-ht47r20 remote control procedures, infrared output carrier frequency system clock frequency of 12 minutes, when the system frequency for 480KHZ, carrier frequency 40KHZ

STM32f10x ARM USB 通信源代码 库函数源码 例子程序-STM32f10x ARM USB communications source code example program source library