| 基于USB接口485总线设备检测系统设计 |
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| 引用本文： | 赵敬,詹磊. 基于USB接口485总线设备检测系统设计[J]. 微计算机信息, 2007, 23(14): 204-205 |
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| 作者姓名： | 赵敬 詹磊 |
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| 作者单位： | 464000,河南,空军第一航空学院 |
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| 摘 要： | 本文介绍USB接口的485设备通信板卡和485设备检测软件的设计过程。板卡设计采用Cypress公司68013USB接口控制芯片,利用控制芯片的IO端口,通过FPGA芯片实现与485总线设备的通信。同时开发USB设备异步驱动,采用VC 开发环境,设计了485设备检测系统。
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| 关 键 词： | 通用串行总线 现场可编程门阵列 RS-485总线 |
| 文章编号： | 1008-0570(2007)05-2-0204-02 |
| 修稿时间： | 2007-03-23 |
The 485-bus device detection system design based on USB interface |
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| ZHAO JIN,ZHEN LEI. The 485-bus device detection system design based on USB interface[J]. Control & Automation, 2007, 23(14): 204-205 |
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| Authors: | ZHAO JIN ZHEN LEI |
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| Affiliation: | ZHAO JIN ZHEN LEI |
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| Abstract: | This article introduces the process of designing the communication board between 485-bus and USB and 485-device de-tection system.Applying USB 68013 interface control chip,through IO ports controlled by FPGA,implements the communication with 485-device.Explore an asynchronous driver of USB device and design the 485 device's detect and control system under VC envi-ronment. |
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| Keywords: | Universal Serial Bus FPGA RS-485 bus |
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