EM Board
The following information targets the uPiloT board
AT Config
For more details take a look at the AT command manual available on the_source
NetworkManager / ModemManager occupies and transacts on the Modem/AT serial interfaces so it is recommended to stop their processes before sending AT commands to the modem
Unlock
AT!entercnd="A710"
Check modem type and firmware rev
ati9
Manufacturer: Sierra Wireless, Incorporated
Model: EM7455
Revision: SWI9X30C_02.24.05.06 r7040 CARMD-EV-FRMWR2 2017/05/19 0
USB composition settings
AT!usbcomp=?
!USBCOMP:
AT!USBCOMP=<Config Index>,<Config Type>,<Interface bitmask>
<Config Index> - configuration index to which
AT!usbcomp?
Config Index: 1
Config Type: 1 (Generic)
Interface bitmask: 0000050D (diag,nmea,modem,rmnet0,rmnet1)
Enable just MBIM
AT!usbcomp=1,1,0000100D
Others - untested
EM75xx series:
AT!ENTERCND="A710"
AT#USBCOMP=1,3,100D
AT!RESET