AT+VLS=20 mode

Voice Dialing over Tones (vDot™)

5.2.2.8 +VLS -Analog Source/ Destination Selection
This command causes the modem to select one or more source/ destinations of the analog data.

Annex to TIA/EIA-695 Addition of mode +VLS=20

Syntax
+VLS=< label>

Defined Values
<label> Decimal number corresponding to the selected option.

0 Modem on hook. Phone connected to line
1 Modem connected to line.
2 Modem connected to handset
3 Modem connected to line and handset
4 Modem connected to speaker
5 Modem connected to line and speaker
6 Modem connected to microphone
7 Speaker and microphone routed to line via modem
8 Modem connected to speaker
9 Modem connected to line and speaker
10 Speaker and microphone routed to line via Modem
11 Modem connected to microphone
12 Speaker and microphone routed to line via Modem
13 Speaker and microphone routed to line via Modem
14 Modem connected to Headset
15 Speaker and microphone routed to line via Modem
16 Enable (Mute) microphone
17 Disable microphone
18 Enable (mute) speaker
19 Disable speaker
20 Modem connected to line, Voice Dialing over Tones (vDot) monitor mode enabled

Reporting Current or Selected Values

Command: +VLS?

Response: +VLS: <label>
Example: +VLS: 0 For the default setting.

Reporting Supported Range of Parameter Values

Command: +VLS=?

Response: +VLS: <label> range
Example: +VLS: 0-19

Result Codes

OK <label> = 0-19.
ERROR Otherwise. 81

VLS=20 MODE SUMMARY OF CONDITIONS:

PHONE LINE IN ONHOOK CONDITION / PHONES NOT IN USE, NO DC LOOP < 3uA (detect dle <p>)

• SUPPORT AT+VCID CALLER ID TYPE 1 DECODE
• MONITOR HOOK STATUS dle <P> dle <p>
• DETECT CALLER ID FRAME dle <.X> dle <.>
• DETECT RING dle <R>
  

PHONE LINE IS OFF-HOOK CONDITION / PARALLEL PHONE OFFHOOK/ DC LOOP DETECTED detect dle <P>

• CONNECT CODEC TO TELCO WITH MINIMUM DC LOOP USED (< 6 MA)

• SUPPORT AT+VRX AT 8000/8BIT (and uLAW)
• SUPPORT AT+VTX AT 8000/8BIT (and uLAW)
• SUPPORT AT+VTS FOR DTMF TONE AND BEEP GENERATION
• MONITOR HOOK STATUS dle<p> dle <P>
• MONITOR DTMF TONE DECODES dle <0-9,#,*>
• MONITOR DIALTONE AND BUSY TONE dle <d> dle <b>

Command set to setup Voice Dialing mode:

AT+FCLASS=8 cr
<OK>
AT+VLS=20 cr
<OK>

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