VEGA Phoenix PSI Data Fax Modem - Manual (Page 113)

AT Commands
692302 6-25
S12 Waiting Time for Detecting the Escape Character
Register S12 specifies how long your modem should wait once the Escape string
has been entered before identifying the escape character and displaying an OK
message.
This value is specified in units of 20 milliseconds (1/50 seconds).
Default: 50 (1 second)
(A smaller value may not leave enough time to type in three Escape characters
before the waiting time elapses.)
S13 Not used
S14 Modem Control Register (Bit-Mapped)
Register S14 can be used to control specific modem features, such
as confirmations, echo, and dialing methods.
In addition, you can specify whether your modem should act as a caller or callee.
S15 Not used
S16 RDL Options, Line Enable, Retraining, Reply Codes for the Modem
(Bit-Mapped)
Register S16 controls the options for requesting a digital remote test (remote digital
loopback), the use of enable signals, retraining, and the reply codes that your
modem outputs.
S17 Not used
S18 Modem Test Duration
Register S18 defines the maximum duration of modem tests.
Default: 0
(I.e., this function is disabled.)
S19 Not used
S20 Not used
S21 Modem Control Register (Bit-Mapped)
Register S21 controls the caller mode (originate) and control signals for data
transmission.
S22 Modem Control Register (Bit-Mapped)
Register S22 controls the internal modem speaker.