Transition from Modbus1 to Modbus2. OpenHab2

[rossko57]

@Kim_Andersen

Modbus serial device ttyUSB-RS486 doesn’t exist!

Well at least we get a clear message!
I know nowt about symlinks. Might be help here

Raspberry Pi - Make serial USB ports persistent via symlinks

Usually, USB sticks attached to Raspberry Pi will get assigned ports in an increasing manner such as /dev/ttyACM0, /dev/ttyACM1, etc. This may become a problem whenever you reattach your USB devices to a different port, you add new devices, or you simply reboot your RPi. The reason is that one specified device may be recognized earlier than another while booting the RPi. You could make these ports permanent via so called symlinks and give them more telling names in contrast to ttyACM0. SSH i…