基于双CPU架构的Modbus总线仪表开放式采集实验装置设计
Journal of Science of Teachers' College and University(2018)
Abstract
Modbus总线型仪表在工业领域有着广泛的应用,相应集中数据采集装置是高效获取数据的关键.基于双CPU架构设计了数据采集实验装置,结合双口RAM的应用,开辟了数据交换通道,使两CPU能够协调工作.软件设计上采用结构体设计方法,使软件架构更为清晰合理.上位机配置软件的设计增强了系统的开放性,为教学和科研提供了有力的辅助工具.
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Key words
Modbus protocol,dual-port RAM,data structure,experimental device
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