Recent content by Jsp18071982

  1. J

    Modbus basic questions

    Thanks for the reply, I've changed the variable type as suggested. And the register address to the actual. It does not seem to communicate at all, as before the modscan can see the slave and read /wrote to the registers. So I can reliably say the communication link is OK. I have tried to...
  2. J

    Modbus basic questions

    Hi all, This is my first post since joining the forum. I have worked in the hvac industry for 16 years swapping many bms components and a time served refrigeration engineer and now have been trying to further my knowledge of the workings behind the scenes. I've a modbus rtu setup for testing...
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