A link apparatus in a node of {TAIL ~ a mulitinode}, collision resolution, multiplexing communications system connected between a microcontroller and a integrated driver and {HEAD ~ receiver} of the node for assuming some of the functions of the MCU in delivering and receiving messages to and from a signal wire communications bus 
A link apparatus in a node of { TAIL ~ a mulitinode } , collision resolution , multiplexing communications system connected between a microcontroller and a integrated driver and { HEAD ~ receiver } of the node for assuming some of the functions of the MCU in delivering and receiving messages to and from a signal wire communications bus
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