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SIM900 AT Command Manual

SIM900_AT Command Manual_V1.03 130 12/24/2010

attached/detached) should be sent to the terminal.

0 not send unsolicited event code

1 send unsolicited event code

<headset attach> a numeric parameter which indicates whether a

headset has been attached or not

0 not attached

1 attached

Reference

Note

This command is related to the actual module.

6.2.14 AT+CEXTBUT Headset Button Status Reporting

AT+CEXTBUT Headset Button Status Reporting

Response

+CEXTBUT: (list of supported <mode>s)

Test Command

AT+CEXTBUT=

Parameter

See Write Command

Response

+CEXTBUT: <mode>,<headset button press>

Read Command

AT+CEXTBUT?

Parameters

See Write Command

Response

ERROR

If error is related to ME functionality:

+CME ERROR: <err>

Unsolicited result code

+CEXTBUT: <mode>,<headset button press>

Write Command

AT+CEXTBUT=

<mode>

Parameters

<mode> a numeric parameter which indicates whether an unsolicited

event code (indicating whether the headset button has been

pressed) should be sent to the terminal.

0 not send unsolicited event code

1 send unsolicited event code

<headset button press> a numeric parameter which indicates

whether a headset button has been pressed or not

0 not pressed

1 pressed

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