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