基于Modbus RTU协议的ProConOS I/O驱动设计

Design of I/O driver for ProConOS based on Modbus RTU protocol

介绍了Modbus RTU通信协议的特点,提出了一种基于Modbus RTU协议的可编程逻辑控制内核软件ProConOS的I/O驱动设计方案,并进行了测试与分析。测试和应用结果表明,该方案能有效实现支持Modbus RTU协议的不同控制设备的互连互通、工业组网和集中控制,为Modbus RTU协议在嵌入式系统中的运用提供了依据。

The paper introduced characteristics of Modbus RTU communication protocol, proposed a design scheme of I/O driver for programmable logic control kernel software ProConOS based on Modbus RTU protocol, and conducted on test and analysis. The test and application results show that the scheme can effectively realize interconnection, industrial networking and centralized control of different control equipments which support the Modbus RTU protocol, and provides basis for application of the Modbus RTU protocol in embedded system.