Sierra Wireless AirLink FX100, Руководство пользователя

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4112221 Rev 7.2 June 19, 2013 68
User Guide Communicating with the FX Series
AT+WMBS? Response Description
AT+WMBS: 5, x Dual band mode extended 900/1800MHz is selected
AT+WMBS: 6, x Dual band mode extended 900/1900MHz is selected
AT+WMBS: 7, x Quad-band mode 850/900E (extended)/1800/1900MHz is selected
Where:
When x = 0, the band has not been modified since the last boot of the FX Series;
When x = 1, the band has been modified since the last boot of the FX Series, and will have to
be reset in order to take any previous modification(s) into account.
Enter AT+WUBS? to check the UMTS-FDD band selection of the FX100.
Table 53. AT+WUBS? Main Reponses
AT+WUBS? Response Description
AT+WUBS: y, x
Where:

y = Band frequency configuration (bit field) in HEX format. Refer to
document [2] AirPrime SL808xT and Q2698 Open AT Framework
Commands Interface Guide for more information about this parameter.

x = Reset flag (0 means the band(s) have not been modified since the
last boot of the FX100, and 1 means the band(s) have been modified
since the last boot and that the FX100 will have to be reset in order to
take any previous modification(s) into account.
Enter AT+WWSM? to check the existing cellular network status of the FX100. Refer to the table
below for the list of main responses returned.
Table 54. AT+WWSM? Main Reponses
AT+WWSM? Response Description
AT+WWSM: 0 GSM digital cellular system (GERAN)
AT+WWSM: 1 Universal Terrestrial Radio Access Network (UTRAN) only
AT+WWSM: 2, x
3GPP systems (both GERAN and UTRAN)
Where if x is:

0 = automatic

1 = GERAN preferred

2 = UTRAN preferred
9.5. Switching Bands
Use the AT+WMBS AT Command to change the band setting of the FX Series and switch between
EU and US bands and vice versa. Refer to the following table for the list of AT+WMBS parameters
that can be used and their corresponding description.
Table 55. AT+WMBS Band Selection
AT+WMBS Command Description
AT+WMBS=0,x Switch to mono band mode 850MHz