LE910Cx AT Commands Reference Guide
80502ST10950A Rev. 14 Page 596 of 1904 2022-03-04
"SR" non-volatile memory is cleared when another SIM card is
inserted. It is kept, even after a reset, while the same SIM card is
inserted.
AT+CPMS?
Read command reports the message storage status.
+CPMS:<memr>,<usedr>,<totalr>,<memw>,<usedw>,<totalw>,<mems>,
<useds>,<totals>
The parameters are described in previous sections.
AT+CPMS=?
Test command reports the supported values for parameters <memr>,
<memw> and <mems>.
AT+CPMS="SM","ME","SM"
+CPMS: 1,20,27, 50,1,20
OK
AT+CPMS?
+CPMS: "SM",1,20,"ME",27, 50,"SM",1,20
OK
You have 1 out of 20 SMS SIM positions occupied