The following link is AT commands interface document v90
This document describes the messages exchanged between an external application module and the WAVECOM GSM mobile station, based on AT commands in order to control incoming and outgoing calls.
This document presents the AT-commands implemented for the voice call teleservice, the data teleservice and the short message teleservice.
Give some in common useful command
a/
repeat last command
at+cmee=1
display the error message
AT+CCLK=”00/06/09,17:33:00”
set clock set date to June 9, 2000, and time to 5:33pm
AT+VTS= where is in {0-9,*,#,A,B,C,D}
send dtmf to the GSM
AT+CSQ) and the channel bit error rate () with or without any SIM card inserted.
received signal strength indication (
Link | November 9th, 2006 at 11:16
AT+CMGR=
Read a message at the index position
Link | November 10th, 2006 at 10:11
AT+CMGF=1,0
Switch sms type, 0: text mode, 1:pdu mode
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Send message [ , ]
Command syntax in text mode :
AT+CMGS=
text is entered
Command syntax in PDU mode
:
AT+CMGS=
PDU is entered
Link | November 10th, 2006 at 11:20
+CMTI:, as verbose Incoming message stored in
(“SM”) at location
Link | November 10th, 2006 at 11:24