User's Manual Part 1

AT Commands 85
P/N 90023363 Revision 1.8
Query AT+CDRIND? Current selection OK
Test AT+CDRIND=? List of possible selections
Set AT+CDRIND=0 OK
AT+CEER
Description: EXTENDED ERROR REPORTING
Returns an extended report of the reason for the last call release.
Syntax: AT+CEER
Parameters: None
Response: +CEER: <report> OK
Example: Input Output
Query AT+CEER Current extended error report OK
Tes t AT+ C E ER =? O K
AT+CEXTBUT
Description: EXTERNAL HEADSET BUTTON
This command sets the modem to either deliver an indication of a button
being pressed or not. This can be performed on a polling basis or under
interrupt control (unsolicited). The default setting is 0.
Syntax: AT+CEXTBUT=<n>
Parameters:
<n> 0 Disable unsolicited result code
1 Enable unsolicited result code
Response: OK
Status Query Response AT+CEXTBUT: <n>,<pressed>
Unsolicited result code :AT+CEXTBUT: <pressed>
<n> 0 Unsolicited result code disabled
1 Unsolicited result code enabled
<pressed> 0 Headset button not pressed
1 Headset button pressed
Query AT+CEXTBUT? Current selection OK
Test AT+CEXTBUT=? List of possible selections
Set AT+CEXTBUT=0 OK