In Yellow, I replaced the CM4 module with a CM5. Since then, the Silicon Labs Multiprotocol gives the following error:
[11:06:02:832534] Info : Connecting to Secondary...
[11:06:04:832617] Info : Failed to connect, secondary seems unresponsive
[11:06:04:832632] Info : Connecting to Secondary...
[11:06:06:832709] Info : Failed to connect, secondary seems unresponsive
[11:06:06:832725] Info : Connecting to Secondary...
[11:06:08:832809] Info : Failed to connect, secondary seems unresponsive
[11:06:08:832824] Info : Connecting to Secondary...