User's Manual Part 1

86 AT Commands
Revision 1.8 P/N 90023363
AT+CEXTHS
Description: EXTERNAL HEADSET
This command sets the alert mechanism and also permits polling for the
current state of the headset jack, either present or absent.
Syntax: AT+CEXTHS=<n>
Parameters:
<n> 0 Disable unsolicited result code
1 Enable unsolicited result code
Response: OK
Status Query Response +CEXTHS: <n>,<attach>
<n> 0 Unsolicited result code disabled
1 Unsolicited result code enabled
<attach> 0 unattached external headset
1 attached external headset
Unsolicited result code: +CEXTHS: <attach>
Query AT+CEXTHS? Current selection OK
Test AT+CEXTHS=? List of possible selections
Set AT+CEXTHS=0 OK
AT+CFUN
Description: SET FUNCTIONALITY LEVEL
Sets the current functionality of the device. Typically used on phones and
voice applications. Support for this command will be hardware
dependant. For UPGRADE_SYSTEM_2, settings above 1 are not
supported.
Syntax: AT+CFUN=<fun>[,<rst>]
Parameters:
<fun> 0 minimum functionality
1 full functionality (Default)
2 disable phone transmit RF circuits only
3 disable phone receive RF circuits only
4 disable phone both transmit and receive RF circuits
5..127 reserved for manufacturers as intermediate states
between full and minimum functionality
<rst> 0 do not reset the ME before setting it to <fun> power
level