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See Chinese contents: GB/T 28787-2023 GB/T 28787-2023: Data communication protocol between intelligent terminal and dispatching center for urban bus and trolleybus
This document specifies the protocol basis, communication connection, message processing and data format for data communication between intelligent terminal and dispatching center for urban bus and trolley bus. This document is applicable to the data communication between intelligent terminal and dispatching center for urban bus and trolley bus through wireless transmission channels.
