SARA-R4/N4 series-AT Commands Manual
UBX-17003787 - R09
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BAppendix: AT Commands List
Page 296 of 307
AT command UART / AUX UART
(where available)
Multiplexer USB (where available) SPI (where available)
change the value in the
AT command profile)
change the value in the
AT command profile)
+ICF Effective Returns OK, but it is not
effective (only change the
value in the AT command
profile)
Returns OK, but it is not
effective (only change the
value in the AT command
profile)
Returns OK, but it is not
effective (only change the
value in the AT command
profile)
+IFC Effective When it returns OK (the
configuration is allowed),
it is effective
When it returns OK (the
configuration is allowed),
it is not effective (only
change the value in the
AT command profile)
When it returns OK (the
configuration is allowed),
it is not effective (only
change the value in the
AT command profile)
+IPR Effective Returns OK, but it is not
effective (only change the
value in the AT command
profile)
Returns OK, but it is not
effective (only change the
value in the AT command
profile)
Returns OK, but it is not
effective (only change the
value in the AT command
profile)
+UPSV Effective Returns OK, but it
changes UART setting
Returns OK, but it
changes UART setting
Returns OK, but it
changes UART setting
Table 23: Interface comparison