Siemens M20 Terminal

AT command interface
Version 8 dated 15.03.00 65
Siemens Information and Communication Products
A
AT+CIMI Request international mobile subscriber identity
Test command
AT+CIMI=?
Response
OK
Execute command
AT+CIMI
Response
TA returns <IMSI> for identifying the individual SIM which is attached to ME.
<IMSI> OK
If error is related to ME functionality:
+CME ERROR: <err>
Parameter
<IMSI> International Mobile Subscriber Identity (string without double quotes)
Reference
GSM 07.07
Note
AT+CLCC List current calls of ME
Test command
AT+CLCC=?
Response
OK
Parameter
Execute command
AT+CLCC
Response
TA returns a list of current calls of ME.
Note:
if command succeeds but no calls are available, no information
response is sent to TE.
[+CLCC: <id1>,<dir>,<stat>,<mode>,<mpty>[,<number>,<type>[,<alpha>]][<CR><LF>
+CLCC: <id2>,<dir>,<stat>,<mode>,<mpty>[,<number>,<type>[,<alpha>]][...]]] OK
If error is related to ME functionality:
+CME ERROR: <err>
Parameter
<idx> integer type; call identification number as described in GSM 02.30[19]
subclause 4.5.5.1; this number can be used in +CHLD command operations
<dir> 0 mobile originated (MO) call
1 mobile terminated (MT) call
<stat> state of the call:
0 active
1held
2 dialling (MO call)
3 alerting (MO call)
4 incoming (MT call)
5 waiting (MT call)
<mode> bearer/teleservice:
0 voice
1data
2fax
9 unknown
<mpty> 0 call is not one of multiparty (conference) call parties
1 call is one of multiparty (conference) call parties
<number> string type phone number in format specified by <type>
<type> type of address octet in integer format; 145 when dialling string includes in-
ternational access code character "+", otherwise 129
<alpha> string type alphanumeric representation of <number> corresponding to the
entry found in phonebook
Reference
GSM 07.07
Note