Product data

USRobotics
Command Reference
Voice Commands - 138
Note: Internal and External Microphone are treated the same by the Modem device set.
Note: Internal and External Speaker are treated the same by the Modem device set.
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, 30-33, 128-131
Result Codes
OK <label> = 0-19, 30-33, 128-131.
ERROR Otherwise.
+VRA - Ringback Goes Away Timer
This command sets the length of time the modem will wait between ringbacks
during call origination before the modem can assume that the remote station has
gone off hook.
Syntax
+VRA=<interval>
19 or 33 Unmute Speakerphone Speaker.
128 Modem on-hook, local phone connected to the line, external speaker connected to the modem. Caller
ID relay output active.
129 Modem off-hook, local phone connected to the line, MIC_M routed to TXA. Typically used for music
during handset conversation. Do not use this mode to answer incoming ring.
130 Modem off-hook, local phone disconnected from the line, MIC_M routed to TXA. Typically used to play
greeting from audio codec.
131 Modem off-hook, local phone connected to the line, external speaker connected to the line. Typically
used for recording a handset conversation through a sound card.
Table 6-4: +VLS Command Options
Label Description