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单片机编程  基于CAN总线的综自通讯规约设计

介绍一种基于CAN总线的牵引变电站自动化系统通讯规约的设计，CAN通讯规约采用标准帧，报文采用主动发送和发送查询两种处理形式。该设计在城市轻轨与地铁牵引变电站中的应用表明：可实现间隔层和通讯处理层的数据快速、可靠的交换，提高牵引变电站的安全性和稳定性。 Abstract: &nbsp;This paper firstly presents a kind ...

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单片机编程  基于ISA总线与KH-9300的数据采集系统

介绍基于ISA总线与KH-9300的数据采集板卡的设置，详细说明8254定时计数器及8259中断控制器的结构特点、工作方式、控制字等，探讨中断类型、中断处理程序、中断矢量表及其填写。重点讲述使用TorboC编写中断服务程序的方法，应注意的主要问题及程序测试的结果。 Abstract: &nbsp;The settings of KH-9300 data acquisition ...

https://www.eeworm.com/dl/502/29197.html

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单片机编程  S7-300 and M7-300 Programmable

Safety GuidelinesThis manual contains notices which you should observe to ensure your own personal safety, as well as toprotect the product and connected equipment. These notices are highlighted in the manual by a warningtriangle and are marked as follows according to the level of danger:

https://www.eeworm.com/dl/502/29683.html

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单片机编程  I2C slave routines for the 87L

The 87LPC76X Microcontroller combines in a small package thebenefits of a high-performance microcontroller with on-boardhardware supporting the Inter-Integrated Circuit (I2C) bus interface.The 87LPC76X can be programmed both as an I2C bus master, aslave, or both. An overview of the I2C bus and descr ...

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单片机编程  基于P87C591的CAN总线系统智能节点设计

基于P87 C591的CAN总线系统智能节点设计Design of CAN System Intelligent Node Based on P87C591 给出了基于带CAN控制器的单片8位微控制器P87C591的智能节点的硬件电路及软件结构，详细介绍了设计中的难点及实现过程中应注意的问题。关键词:CAN总线;智能节点 Abstract:A h ardc ircuita nds oftw arec onfigurationo fth e ...

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教程资料  USB接口控制器参考设计,xilinx提供VHDL代码 us

USB接口控制器参考设计,xilinx提供VHDL代码 usb xilinx vhdl ;&nbsp; This program is free software; you can redistribute it and/or modify ;&nbsp; it under the terms of the GNU General Public License as published by ;&nbsp; the Free Software Foundation; either version 2 of the License, or ;&nbsp; ...

https://www.eeworm.com/dl/fpga/doc/32717.html

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嵌入式综合  NCV7356单线CANBUS收发器数据手册

The NCV7356 is a physical layer device for a single wire data linkcapable of operating with various Carrier Sense Multiple Accesswith Collision Resolution (CSMA/CR) protocols such as the BoschController Area Network (CAN) version 2.0. This serial data linknetwork is intended for use in applications ...

https://www.eeworm.com/dl/566/35888.html

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嵌入式综合  6小时学会labview

6小时学会labview, labview Six Hour Course – Instructor Notes &nbsp; This zip file contains material designed to give students a working knowledge of labview in a 6 hour timeframe. The contents are: Instructor Notes.doc – this document. labviewIntroduction-SixHour.ppt – a PowerPoint presentati ...

https://www.eeworm.com/dl/566/35962.html

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无线通信  轨道交通系统中列车定位技术

&nbsp; &nbsp;阐述了轨道交通列车定位技术。介绍了在轨道交通系统中列车定位技术的功能，国内外轨道交通中主要采用的列车定位方法，重点论述了几种主要定位技术，并从定位精度、闭塞制式、维护投资成本、抗干扰等方面进行分析比较。提出目前轨道交通定位技术应综合运用，取长补短，多种方法相互融合，才能满足轨道交通中对 ...

https://www.eeworm.com/dl/510/36486.html

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可编程逻辑  Verilog编码中的非阻塞性赋值

&nbsp; One of the most misunderstood constructs in the Verilog language is the nonblockingassignment. Even very experienced Verilog designers do not fully understand how nonblockingassignments are scheduled in an IEEE compliant Verilog simulator and do not understand whenand why nonblocking assi ...

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