Multitech MT5634MU User Manual page 37

&E n XON/XOFF Pacing Control
Command:
n = 12 or 13
Values:
Default: 12
Description: &E12 Disables XON/XOFF pacing.
&E13 Enables XON/XOFF pacing. (&K4 must also be set)
Note: &E13 has no effect if hardware control (&K3) is selected.
Caution: Do not enable pacing unless you need it. Some applications may not work if pacing is enabled.
Command: &F n Load Factory Settings
Values: n = 0
Default: None
Description: &F0 Load factory settings as active configuration.
Note: See also the Z command.
Command: &G n V.22bis Guard Tone Control
n = 0, 1, or 2
Values:
Default: 0
Description: &G0 Disable guard tone.
&G1 Set guard tone to 550 Hz.
&G2 Set guard tone to 1800 Hz.
Note: The &G command is not used in North America.
Command: &K n Flow Control Selection
Values: n = 0, 3, or 4
Defaults: 3
Description: &K0 Disable flow control.
&K3 Enable CTS/RTS hardware flow control.
&K4 Enable XON/XOFF software flow control.
Command: &Q n Asynchronous Communications Mode
n = 0, 5, 6, 8, or 9
Values:
Default: 5
Description: &Q0 Asynchronous with data buffering. Same as \N0 .
&Q5 Error control with data buffering. Same as \N3 .
&Q6 Asynchronous with data buffering. Same as \N0 .
&Q8 MNP error control mode. If MNP error control is not established, the modem falls back according
to the setting in S36 .
&Q9 V.42 or MNP error control mode. If neither error control is established, the modem falls back ac-
cording to the setting in S36 .
Command: &S n Data Set Ready (DSR) Control
Values: n = 0 or 1
Default: 0
Description: &S0 Force DSR always high (on).
&S1 Let DSR go high only during a connection.
Chapter 3 - AT Commands, S-Registers and Result Codes
37