Neo_WM620 WCDMA Module AT Command Set
Copyright © Neoway Technology Co., Ltd
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4.4 Call Answering: ATA
Description
To answer the call and establish a call connection
The return codes containing
RING
or +
CRING
indicate an incoming call.
Format
ATA<CR>
Parameter
N/A
Return
Value
<CR><LF>SPEECH ON<CR><LF>
<CR><LF> OK <CR><LF>
If the call is hung up on the other side during the call, the command returns:
<CR><LF> SPEECH OFF <CR><LF>
<CR><LF> RELEASE <CR><LF>
<CR><LF> NO CARRIER <CR><LF>
Example
ATA
SPEECH ON
OK
Answer the call.
Remarks
N/A
4.5 Hanging Up Calls: ATH
Description
To hang up all call links
Format
ATH<CR>
Parameter
N/A
Return
Value
<CR><LF> SPEECH OFF <CR><LF>
<CR><LF> RELEASE <CR><LF>
<CR><LF> OK <CR><LF>
Example
ATH
SPEECH OFF
RELEASE
OK
End all call connections.
Remarks
N/A
4.6 Sending DTMF Tone: +VTS
Description
To send the DTMF tone
Only for voice services in GSM