25.03.2025, 14:56
(25.03.2025, 14:52)admin Wrote: Your device doesn't have a GND connection. You can try adding a termination resistors on both line ends. Also check that LM power supply AC connection is correct (L/N are not swapped).
What line topology is used?
We have already tried with the final resistor since I read that the LM already has an internal one, daisy chain topology, 30 slaves, 38400 baudrate