摘要
主要讨论了基金会现场总线数据链路层的工作机制及其实时令牌循环时间特性 ,计算出了两个连续CD令牌的最小时间间隔 。
The operational mechanism and the real time token cycle time characteristics of the data link layer of foundation fieldbus are discussed mainly. The minimum perild between two successive CD tokens is calculated and the conclusion is proven through DeltaV system from Rosemount.
出处
《自动化仪表》
CAS
北大核心
2001年第10期36-37,42,共3页
Process Automation Instrumentation
