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2) Define the mode
Command: AT+CMGF=1
Answer:
OK
Command: AT&W
Answer:
OK
3) Send a message:
Command: AT+CMGS="+393217654321"<enter>
Answer:
>
Text:
First SMS message with GSM Bulk<ctrl z>
Answer:
+CMGS: <sms index>
OK
After you digit your message, press <ctrl z> (Hex =1A).
In this example the message "First SMS message with GSM Bulk" is sent to number
+393217654321.
Attention: In case of error after you send the SMS, check the identifier of the Services
Center with your Telephone Operator.
Read the SMS (TEXT mode)
The factory configuration of GSM Bulk detects the coming of a new SMS. When an SMS
arrives, GSM Bulk send to the DTE (eg. PC) the following message: +CMTI: "SM",2 (2
indicates the memory location of the SIM card where the SMS has been stored). To read
the message use the AT+CMGR command:
Command:
AT+CMGR=2
Answer:
+CMGL: 2,"REC UNREAD","+393217654321",,"01/01/75,12:05:46+04"
Second SMS message with GSM Bulk
To display all the messages present in the SIM memory:
Command:
AT+CMGL="ALL"
Answer:
+CMGL: 1,"REC READ","+393217654321",,"01/01/75,12:05:46+04"
First SMS message with Pocket
+CMGL: 2,"REC UNREAD","+393217654321",,"01/01/75,12:06:26+04"
Second SMS message with GSM Bulk
OK
Through the AT+CNMI command it is possible to program the GSM Bulk so as it sends
immediately the received message to the DTE (eg. PC):
Command:
AT+CNMI=2,2
Answer:
OK
(TEXT mode)
(Save the configuration)
15
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