hoanganh
(HoangAnh)
1

A few weeks ago I could use AS923_2, but now when I use AS923_2 this error appears, why is this?
beegee
(Bernd Giesecke)
2
Did you connect anything to PB12?
If you pull it low, the device thinks it is a RAK3172(L) and accepts only EU433 and CN470 regions.