SimCom SIM7500 Series At Command Manual page 81

Defined values
<mode>
0 – automatic
1 – manual
2 – force deregister
3 – set only <format>
4 – manual/automatic
5 – manual,but do not modify the network selection mode(e.g GSM,WCDMA) after
module resets.
NOTE: if <mode> is set to 1, 4, 5 in write command, the <oper> is needed.
<format>
0 – long format alphanumeric
1 – short format alphanumeric
2 – numeric
<oper>
string type, <format>
<stat>
0 – unknown
1 – available
2 – current
3 – forbidden
<AcT>
Access technology selected
0 – GSM
1 – GSM Compact
2 – UTRAN
7 – E UTRAN
8 – CDMA/HDR
NOTE: the value 8 do not follow the 3gpp spec, we add this value to distinguish cdma/hdr.
Examples
AT+COPS?
+COPS: 0,0,"China Mobile Com",0
OK
AT+COPS=?
+COPS: (2,"China Unicom","Unicom","46001",0),(3,"China Mobile Com","DGTMPT",
"46000",0),,(0,1,2,3,4,5),(0,1,2)
OK
SIM7500_SIM7600 Series_AT Command Manual_V1.07
<oper>
<oper>
<oper>
indicates if the format is alphanumeric or numeric.
Smart Machine Smart Decision
80 2017-12-25