Siemens M1 - Manual (Page 61)

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gsm-m1-e.fm GSM M1 Module, English: A24859-N4000-A100-1-7677
Technical reference section
26.2.96
This command allows you to display the short message with the status from
memory .
Action command syntax
Value definitions
Values used by common messaging commands
0...127 Values from GSM 04.11 Annex E-2
128...255 Values from GSM 03.40, section 9.2.3.22
300 ME failure
301 SMS service of ME reserved
302 Operation not allowed
303 Operation not supported
304 Invalid PDU mode parameter
310 SIM not inserted
311 SIM PIN necessary
312 PH-SIM PIN necessary
313 SIM failure
314 SIM busy
315 SIM wrong
320 Memory failure
321 Invalid memory index
322 Memory full
330 SMSC address unknown
331 No network service
332 Network timeout
500 Unknown error
AT+CMGL - List messages
Command Possible response(s)
+CMGL=[ ] If PDU mode (+CMGF=0) and command successful:
+CMGL:, ,
[+CMGL:,,
[....]]
Otherwise:
+CMS ERROR :
+CMGL=? +CMGL: (list of supported s)
AT+CMS ERROR - message service failure result codes