Write to the Coils register.


node1.writeCoil(address, value)
node2.writeCoil(address, size, buffer)


  • node1/node2: ModbusSlaveNode object.
  • address: Address of the Coils register to write to.
  • value: The value of the single Coils register that you want to write to.
  • size: The number of plural Coils registers to write to.
  • buffer: Copy the array data in the array space pointed to by the buffer to the Coil register.


int: If it succeeds, send back MODBUS_SUCCESS, and vice versa send back EXCEPTION_CODE.

See Also

Libraries Reference Home

The text of the 86Duino reference is a modification of the Arduino reference and is licensed under a Creative Commons Attribution-ShareAlike 3.0 License. Code samples in the reference are released into the public domain.

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