多序列自适应总线接口与集成监控和插即用连接
Marcel Tresanchez1, Tomàs Pallejà1
1Department of Industrial and Building Engineering, University of Lleida, 25001 Lleida, Spain.
Sensors (Basel, Switzerland)
|December 31, 2025
概括
本研究介绍了一个自适应串行总线接口系统,可以自动识别和切换RS-232,RS-485,RS-422和CAN协议. 这简化了整合各种工业和车辆电子系统的过程.
科学领域:
- 电气工程 电气工程
- 计算机工程 计算机工程
- 嵌入式系统 嵌入式系统
背景情况:
- 工业和车辆系统通常需要整合各种串行通信协议.
- 不同串行接口 (RS-232,RS-485,RS-422,CAN) 的手动配置复杂且容易出错.
- 现有的解决方案缺乏无适应性,无法实现异质的串行设备集成.
研究的目的:
- 开发一个多序列自适应总线接口系统.
- 允许自动检测和切换常见的工业串行标准.
- 简化模块化电子系统的配置和部署.
主要方法:
- 设计了一个基于PCIe卡的硬件系统,用于接口检测的模拟线路传感器.
- 实现了一个逻辑复杂器,用于将动态总线重定向到适当的收发器.
- 集成功能用于 baud速率自动检测,监控和RS-485自动方向控制.
- 使用统一的5针连接器进行简化布线.
主要成果:
- 该系统在平均2.5秒内成功检测并切换RS-232,RS-485,RS-422和CAN接口.
- 德速率自动检测在80毫秒以下准确识别了高达1Mbps的速度.
- 自动方向控制RS-485可靠地运行速度高达576,000 bps.
结论:
- 拟议的自适应总线接口系统大大简化了异质串行设备的集成.
- 插即用设计和自动功能减少了配置复杂性和部署时间.
- 这种解决方案非常适合工业和车辆应用中的复杂模块化集成场景.
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