开源USB无线键盘(AVR单片机+PDIUSBD12+nRF24L01)有图，有代码

用灯观察乒乓球效果-lights observation table tennis results

本文为采用VHDL编写的程序及报告。步骤如下：1设计三位二进制计数器程序 二:设计一驱动循环显示7位数字 2编写LED控制程序如下： 3设计采用原理图方式如下: -VHDL paper prepared for the introduction of procedures and reports. Steps are as follows : Design of a binary counter three two procedures : Design of a drive cycle show seven figures prepared two LED control procedures are as follows : three designs diagram as follows :

s3c2440开发板的usb驱动程序经过测试完全适用-S3C2440 development board for usb driver tested fully applicable

一个嵌入式操作系统(microwindows)的源代码-An embedded operating system (microwindows) source code

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MSP430F5529SD卡读写，可以进行USB对SD卡的读写，也可以进行MSP430F5529对SD的读取及显示

Turbo 解码器 第三版=========================主要功能-------------* 双二进制，DVB-RCS编码* 软输出维特比算法* MyHDL 循环/比特 精确模型* 可同步VHDL模型MyHDL 模型----------- 请点击左侧文件开始预览 ！预览只提供20%的代码片段，完整代码需下载后查看 加载中 侵权举报

频率计是常用的测量仪器，它通过对单位时间内的信号脉冲进行计数，从而测量出信号的频率。设计一个6位频率计，可以测量1～999 999 Hz的信号频率。-Frequency meter is commonly used measuring instruments, which per unit time of the signal pulse count in order to measure the frequency of the signal. 6 to design a frequency counter, can measure 1 ~ 999 999 Hz signal frequency.

Arduino LCD text output & input buttons

LPC2148 RTC驱动程序，实时时钟-LPC2148