Multitech MT5634ZBA-USB Betriebsanweisung PDF herunterladen (Seite 27)

Chapter 4 - AT Commands, S-Registers and Result Codes

Command: &Fn Load Factory Settings

Values: n = 0

Default: None

Description:&F0 Load factory settings as active configuration.

Note: See also the Z command.

Command: &Gn V.22bis Guard Tone Control

Values: n = 0, 1, or 2

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: &Jn Auxiliary Relay Control

Values: n = 0

Default: 0

Description:&J0 The auxiliary relay is never closed.

&J1 Not supported—responds ERROR.

Command: &Kn 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: &Mn Communications Mode

Values: n = 0

Defaults: 0

Description:&M0 Asynchronous mode.

&M1 Not supported—responds ERROR.

Command: &Qn Asynchronous Communications Mode

Values: n = 0, 5, 6, 8, or 9

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 ac-

cording to the setting in S36.

&Q9 V.42 or MNP error control mode. If neither error control is established, the modem falls

back according to the setting in S36.

Command: &Sn 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.

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