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单片机编程  Atmel AT89C系列单片机电路板设计指南

Designing Boards with Atmel AT89C51,AT89C52, AT89C1051, and AT89C2051 for Writing Flash at In-Circuit Test. Recent improvements in chips and testers have made it possible for the tester to begin taking over the role tradi-tionally assigned to the PROM program-mer. Instead of having a PROM pro- g ...

https://www.eeworm.com/dl/502/29091.html

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单片机编程  Designing Boards with Atmel AT

Designing Boards with Atmel AT89C51, AT89C52, AT89C1051, and AT89C2051 for Writing Flash at In-Circuit Test:Recent improvements in chips andtesters have made it possible for thetester to begin taking over the role traditionallyassigned to the PROM programmer.Instead of having a PROM programmerwrite ...

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Designing Boards Atmel with

电子书籍  ASP开发指南,里面的西很不错的哟.This book is for anyone who wants to learn about using .NET for web interface desi

ASP开发指南,里面的西很不错的哟.This book is for anyone who wants to learn about using .NET for web interface design. Beginner or hobbyist .NET developers can certainly get a good foundation of .NET web interface design by going through this book from cover to cover. However, more seasoned .NET profe ...

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for interface anyone about

其他  两种解决方案 Richard just finished building his new house. Now the only thing the house misses is a cute l

两种解决方案 Richard just finished building his new house. Now the only thing the house misses is a cute little wooden fence. He had no idea how to make a wooden fence, so he decided to order one. Somehow he got his hands on the ACME Fence Catalogue 2002, the ultimate resource on cute little wooden ...

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house the finished building

单片机开发  CAN1.c and CAN2.c are a simple example of configuring a CAN network to transmit and receive data o

CAN1.c and CAN2.c are a simple example of configuring a CAN network to transmit and receive data on a CAN network, and how to move information to and from CAN RAM message objects. Each C8051F040-TB CAN node is configured to send a message when it s P3.7 button is depressed/released, with a 0x11 ...

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CAN configuring and transmit

操作系统开发  A user-space device driver can do many of the things that kernel drivers can t, such as perform a lo

A user-space device driver can do many of the things that kernel drivers can t, such as perform a long-running computation, block while waiting for an event, or read files from the file system. Unlike kernel drivers, a user-space device driver can use other device drivers--that is, access the networ ...

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user-space can drivers perform

技术资料  基于单片机的教室智能照明系统

本文主要介绍了一种AT89S52单片机为核心的教室灯光自动控制系统,针对学校商场等室内灯光的控制现状以及大量浪费能源浪费问题详述了系统的硬件设计和软件设计思路。重点研究了热释红外传感器如何检测人体的存在和光敏三极管构成的电路如何检测环境光的强度。根据教室里的自然条件,系统会通过对人体信号的检测和光照强度的信 ...

https://www.eeworm.com/dl/895537.html

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单片机智能照明系统

模拟电子  音频数模转换器DAC抖动的灵敏度分析

Abstract: This application note describes how sampling clock jitter (time interval error or "TIE jitter") affectsthe performance of delta-sigma digital-to-analog converters (DACs). New insights explain the importanceof separately specifying low-frequency (< 2x passband frequency) and high-frequenc ...

https://www.eeworm.com/dl/571/20671.html

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DAC 音频数模转换器抖动

单片机编程  基于PIC单片机的光电感烟探测器设计

介绍了点型光电感烟探测器的工作原理，阐述了ＰＩＣ１６Ｆ６７６单片机的特殊功能，同时给出了该功能在探测器设计中的应用方法，最后给出了基于ＰＩＣ１６Ｆ６７６单片机设计的探测器的硬件构成和软件程序。 Abstract: &nbsp;Ｔｏｂｅｇｉｎｗｉｔｈ，ｔｈｅｐｒｉｎｃｉｐｌｅｏｆｐｏｉｎｔｔｙｐｅｏｐｔｉ ...

https://www.eeworm.com/dl/502/29354.html

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PIC 单片机光电感烟探测器

传感与控制  三菱FX系列PLC与计算机无协议通讯

本文主要通过介绍PLC通讯的意义和三菱FX系列PLC的四种通讯方式，并重点介绍FX系列PLC与计算机无协议通讯，主要从无协议通讯的硬件、配线、数据寄存器设置、PLC与计算机无协议通讯的指令用法、PLC程序编写和计算机VB程序的编写来说明无协议通讯的过程和一般方法。 My dissertation introduces the significance of PLC commu ...

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PLC 三菱FX系列计算机协议

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