S10 Automatic Disconnect Delay; S11 Dtmf Tone Duration; S12 Escape Guard Time; S14 General Bit-Mapped Options Status - US Robotics 56K USB Modem User Manual

S9—DTMF Tone Off Duration
This register determines the number of ms that the DTMF tone is off. Refer to the USRobotics Controller-
Based Homologation Manual for specific country defaults.
Note: This register default is set to the same as S11 register upon reset.
Range: 50—200.
• Default: 95.
• Units: milliseconds.
S10—Automatic Disconnect Delay
S10 sets the length of time the controller-based modem waits before hanging up after loss of carrier.
Register values are given in tenths of a second and range from 0.1 to 25.5 seconds. This allows for a
temporary carrier loss without causing the local modem to disconnect.
Note: This register default value may vary based on country selection.
Range: 1—255.
• Default: 20*.
• Units: 0.1 s.
* The register default shown here is for North America.
S11—DTMF Dialing Speed
This register determines the dialing speed. Refer to Homologation Parameters for Controller Modem Chips
for specific country defaults.
Note: This register default value may vary based on country selection.
Range: 50—150.
• Default: 95*.
• Units: milliseconds.
S12—Escape Guard Time
This register sets the escape guard time. An escape character is framed with silence to ensure that it is not
confused as data. This register sets the duration of the silence that must come before and after an escape
sequence.
Range: 0—255.
• Default: 50.
• Units: 0.02 seconds.
S14—General Bit-Mapped Options Status
S14 indicates the status of command options. Only bits 3 and 6 are used; they are read-only.
• Default: 8 (00001000b).
56K USB Modem
User Guide
Command Reference - 99