Quectel UG Series

UMTS/HSPA Module Series
WCDMA UGxx AT Commands Manual
WCDMA_UGxx_AT_Commands_Manual Confidential / Released 118 / 247
9.5. AT+CMGD Delete Message
AT+CMGD deletes a short message from the preferred message storage <mem1> location <index>. If
<delflag> is presented and not set to 0, then the ME shall ignore <index> and follow the rules of
<delflag> shown as below.
Parameter
Example
AT+CMGD=1 //Delete the message specified in <index>=1
OK
AT+CMGD Delete Message
Test Command
AT+CMGD=?
Response
+CMGD: (list of supported <index>s),(list of supported
<delflag>s)
OK
Write Command
AT+CMGD=<index>[,<delflag>]
Response
TA deletes message from preferred message storage
<mem1> location <index>.
OK
If error is related to ME functionality:
+CMS ERROR:<err>
Maximum Response Time
300ms.
Note: Operation of <delflag> depends on the storage of
deleted messages.
Reference
3GPP TS 27.005
<index> Integer type, in the range of location numbers supported by the associated memory
<delflag> 0 Delete the message specified in <index>
1 Delete all read messages from <mem1> storage, leaving unread messages and
stored mobile originated messages (whether sent or not) untouched
2 Delete all read messages from <mem1> storage and sent mobile originated
messages, leaving unread messages and unsent mobile originated messages
untouched
3 Delete all read messages from <mem1> storage, sent and unsent mobile
originated messages, leaving unread messages untouched
4 Delete all messages from <mem1> storage
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