S8 - pause time for dial delay, S9 - carrier detect response time, S10 - lost carrier to hang up delay – Comtrol AT Commands User Manual

Page 134: S11 - dtmf tone duration

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AT Commands for CX81801/CX06833/CX81300/CX06827 Modems Reference Manual

Conexant

102184B

3-108

S8 - Pause Time For Dial Delay

S8 sets the time, in seconds, that the modem must pause when the “,” dial modifier is
encountered in the dial string.

Range: 2-255

seconds

Default: 2

S9 - Carrier Detect Response Time

S9 is supported for backwards compatibility only. No value can be written. Responds
with default value.

Range: 6 tenths of a second

Default: 6 (0.6 second)

S10 - Lost Carrier To Hang Up Delay

S10 sets the length of time, in tenths of a second, that the modem waits before hanging up
after a loss of carrier. This allows for a temporary carrier loss without causing the local
modem to disconnect. When register S10 is set to 255, the modem functions as if a carrier
is always present.

The actual interval the modem waits before disconnecting is the value in register S10
minus the value in register S9. Therefore, the S10 value must be greater than the S9 value
or else the modem disconnects before it recognizes the carrier.

Range: 1-255 tenths of a second

Default: 14 (1.4 seconds)

Note: For Call Waiting detection, if the modem is set to US country code and S10 >=16,
then the modem will detect the Call Waiting tone and hang-up the line. If S10 <16, the
modem will not detect Call Waiting tone.

S11 - DTMF Tone Duration

S11 operation is country dependent.

1. For US models, S11 sets the duration of tones in DTMF dialing (has no effect on

pulse dialing).

2. For W-class models, S11 is a country parameter loaded by ConfigurACE.

Range: 50-255

milliseconds

Default: 95 (95 milliseconds)

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