
Industrial Communication Networks - Fieldbus Specifications - Part 4-1: Data-link Layer Protocol Specification - Type 1 Elements
出版:Osterreichisches Normungsinstitut

专家解读视频
Describes: a) procedures for the timely transfer of data and control information from one data-link user entity to a peer user entity, and among the data-link entities forming the distributed data-link service provider; b) the structure of the fieldbus DLPDUs used for the transfer of data and control information by the protocol of this standard, and their representation as physical interface data units.