3 defined values, 12 delete message +cmgd, 1 description – Rainbow Electronics 900 User Manual
Page 80: 2 syntax, Delete message +cmgd

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AT+CMSS=5, 13901011234, 129
Note : Send the message 5 to a different
destination number and different
+CMSS :
OK
Note : Successful transmission
AT+CMSS
AT+CMSS?
AT+CMSS=?
+CMS ERROR: 3
Note: not supported.
9.11.3 Defined values
See above descriptions.
9.12 Delete message +CMGD
9.12.1 Description
:
This command is used to delete one or several messages from preferred message storage (“BM” SMS
CB ‘RAM storage’, “SM” SMSPP storage ‘SIM storage’ or “SR” SMS Status-Report storage).
9.12.2 Syntax
:
Command syntax : AT+CMGD=
Command
Possible responses
+CMTI:.SM.,3
Note : New message received
AT+CMGD=3
Note : Delete it
OK
Note : Message deleted
AT+CMGD=52
Note : Delete it
+CMS ERROR: 321
Note : the index is wrong.
AT+CMGD=1,0 OK
Note : The message from the preferred
message storage at the location 1 is
deleted
AT+CMGD=1,1 OK
Note : All READ messages from the
preferred message storage are deleted
AT+CMGD=1,2 OK
Note : All READ messages and SENT