A link apparatus in a node of 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 {TAIL ~ 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 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 { TAIL ~ the functions } of the MCU in delivering and receiving messages to and from a signal wire communications bus
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