【摘要】 首先阐述了BACnet和主从/令牌传递(MS/TP)局域网规范,然后提出了基于ARM嵌入式系统的BACnet/MSTP的一种设计与实现方案。针对μC/OS-Ⅱ的多任务实时性的特点,详细讨论了保障MS/TP实时性的关键技术,并分析了如何对MS/TP的参数进行选择。更多还原

【Abstract】 It firstly explains BACnet and the MS/TP LAN criterion,and then proposes a design and implementation of BACnet/MSTP in embedded system based on ARM.According to the real time and multitask of μC/OS-Ⅱ,it expatiate the pivotal technology to ensure the real time ability of MS/TP in detail,and analyses how to choose the parameters of MS/TP.更多还原