[W-MBUS] Is it somehow possible to set the 4 Byte DID just like the 1 Byte DID in the volatile memory?

4 byte dressing is supported by the T command if ADDRESS_MODE=8. Note however that the module reply with prompt (>) for each byte you send.

Last Update: September 14, 2017  

September 14, 2017   839    Wireless M-Bus Q&A