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书籍 The+Telecommunications+Handbook

Changes in telecommunications are impacting all types of user group, which include business users, traveling users, small and home offices, and residential users. The acceptance rate of telecom- munications and information services is accelerating significantly. Voice services needed approximately 5 ...
https://www.eeworm.com/dl/522161.html
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书籍 Practical Arduino Cool Projects

Phenomenon is an overused and overloaded term, but somehow it seems appropriate for Arduino—an endeavor that has caught the attention of an astonishingly wide range of people and provided opportunities for those who might otherwise have never picked up a soldering iron or written a single line of c ...
https://www.eeworm.com/dl/522441.html
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Windows编程 Delphi 泛型容器 TDictionary 的用法 Demo

Collection of key-value pairs.  TDictionary represents a generic collection of key-value pairs.  This class provides a mapping from a collection of keys to a collection of values. When you create a TDictionary object, you can specify various combinations of initial capacity, equality ope ...
https://www.eeworm.com/dl/507598.html
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数据库系统 易语言仓库管理软件源码

仓库管理软件易语言源码例程程序结合易语言扩展界面支持库和高级表格支持库,实现仓库管理功能。 点评:仓库管理软件易语言源码具有一般的增删改查功能。
https://www.eeworm.com/dl/509573.html
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单片机编程 基于at89C5131的usb信号发生器固件

此函数库可以直接使用PHILIPS的Demo驱动D12TEST 以下只用了端点1进行控制传输,端点2的数据传输自己添加,没有使用DMA功能,为简单的固件程序
https://www.eeworm.com/dl/511257.html
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技术资料 VHLD

--串口通信电路 library ieee; use ieee.std_logic_1164.all; use ieee.std_logic_unsigned.all; entity sci is port(clksci: in std_logic; rxd: in std_logic; rst: in std_logic; rxdfout: out std_logic; txd: out std_logic; lpt: out std_logic_vector ...
https://www.eeworm.com/dl/942059.html
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PCB相关 pci e PCB设计规范

This document provides practical, common guidelines for incorporating PCI Express interconnect layouts onto Printed Circuit Boards (PCB) ranging from 4-layer desktop baseboard designs to 10- layer or more server baseboard designs. Guidelines and constraints in this document are intended for use on b ...
https://www.eeworm.com/dl/501/22314.html
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可编程逻辑 pci e PCB设计规范

This document provides practical, common guidelines for incorporating PCI Express interconnect layouts onto Printed Circuit Boards (PCB) ranging from 4-layer desktop baseboard designs to 10- layer or more server baseboard designs. Guidelines and constraints in this document are intended for use on b ...
https://www.eeworm.com/dl/kbcluoji/40445.html
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电源技术 高效LCD液晶照明技术

In August of 1992 LTC published Application Note 49, “Illumination Circuitry for Liquid Crystal Displays.” One notable aspect of this event is that it generated more response than all previous LTC application notes combined. This level of interest, along with significant performanc ...
https://www.eeworm.com/dl/505/24400.html
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uCOS 1. OS版本为2.76 2. 使用Timer0的比较匹配中断为系统定时

1. OS版本为2.76 2. 使用Timer0的比较匹配中断为系统定时,频率为100Hz 3. 三种临界代码保护方式均可以使用,在OS_CPU.h里直接设置即可 如果安装了WinAVR20050214,则直接运行start.bat,输入make all即可开始编译。 如果需要在AVRStudio仿真,运行make extcoff后即可生成调试所需的cof文件。 ...
https://www.eeworm.com/dl/649/215751.html
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