Synchronization time-division multiplexing bus communication method adopting serial communication interface

A synchronous time-division multiplexing bus communication method adopting a serial communication interface is provided, which applied to a system comprising a master and a plurality of slavers, each of which comprises a micro-control unit, which comprises a Serial Communication Interface (SCI) and...

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Bibliographic Details
Main Authors LIU XI, XI HONGLEI, SUN YONGXIAN, WU ZHE, XU QIN, DAI RUIHAI, CHEN RONGZHU, YANG ZHEN
Format Patent
LanguageEnglish
Published 06.05.2015
Subjects
ELECTRIC COMMUNICATION TECHNIQUE
ELECTRICITY
MULTIPLEX COMMUNICATION
TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHICCOMMUNICATION
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Summary:A synchronous time-division multiplexing bus communication method adopting a serial communication interface is provided, which applied to a system comprising a master and a plurality of slavers, each of which comprises a micro-control unit, which comprises a Serial Communication Interface (SCI) and a timer, and transmitting and receiving data lines of the master and the plurality of slavers are connected to the bus, wherein the method comprises: transmitting a downlink data message as required by the plurality of slavers; receiving, by the plurality of slavers, the downlink data message via the Serial Communication Interface (SCI); transmitting an uplink data message after a predetermined time interval, by one of the plurality of slavers; and repeating the process of transmitting an uplink data message after a predetermined time interval, by a second one to the last one of the plurality of slavers respectively.
Bibliography:Application Number: CN201210382801