Chapter 1 – AT Commands, S-Registers and Result Codes

Command:

\Kn

Break Control

Values:

 

n = 0–5

Default:

 

5

 

Description:

 

Controls the modem's responseto a break received from: computer, remote

 

 

modem, or \B command. Response is different for each of three different states.

 

 

Data mode. Modem receives the break from the computer:

 

 

\K0

Enter online command mode, no break sent to the remote modem.

 

 

\K1

Clear data buffers and send break to the remote modem.

 

 

\K2

Same as \K0.

 

 

\K3

Send break immediately to the remote modem.

 

 

\K4

Same as \K0.

 

 

\K5

Send break to the remote modem in sequence with the transmitted data.

 

 

Data mode. Modem receives the break from the remote modem:

 

 

\K0

Clear data buffers and send break to the computer.

 

 

\K1

Same as \K0.

 

 

\K2

Send break immediately to the computer.

 

 

\K3

Same as \K2.

 

 

\K4

Send break to the computer in sequence with the received data.

 

 

\K5

Same as \K4.

 

 

Online command mode. Modem receives a \Bn command from the computer:

 

 

\K0

Clear data buffers and send break to the remote modem.

 

 

\K1

Same as \K0.

 

 

\K2

Send break immediately to the remote modem.

 

 

\K3

Same as \K2.

 

 

\K4

Send break to the remote modem in sequence with the transmitted data.

 

 

\K5

Same as \K4.

Command:

\Nn

Error Correction Mode Selection

Values:

 

n = 0–5, or 7

Default:

 

3

 

Description:

 

\N0

Non-error correction mode with data buffering (buffer mode; same as &Q6).

 

 

\N1

Direct mode.

 

 

\N2

MNP reliable mode. If the modem cannot make an MNP connection, it

 

 

 

disconnects.

 

 

\N3

V.42/MNP auto-reliable mode. The modem attempts first to connect in V.42

 

 

 

error correction mode, then in MNP mode, and finally in non-error correction

 

 

 

(buffer) mode with continued operation.

 

 

\N4

V.42 reliable mode. If the modem cannot make a V.42 connection, it

 

 

 

disconnects.

 

 

\N5

V.42, MNP, or non-error correction (same as \ N3).

 

 

\N7

V.42, MNP, or non-error correction (same as \ N3).

Command:

\Qn

Flow Control Selection

Values:

 

n = 0, 1, or 3

Default:

 

3

 

Description:

 

\Q0

Disable flow control (same as &K0).

 

 

\Q1

XON/XOFF software flow control (same as &K4).

 

 

\Q2

CTS-only flow control. Not supported.

 

 

\Q3

RTS/CTS hardware flow control (same as &K3).

Command:

\Tn

Inactivity Timer

Values:

 

n = 0, 1–255

Default:

 

0

 

Description:

 

Sets the time (in minutes) after the last character is sent or received that the

 

 

modem waits before disconnecting. A value of zero disables the timer. Applies only

 

 

in buffer mode.

 

 

Note: You can also set the inactivity timer by changing the value of S30.

Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000263C)

15

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Multi-Tech Systems MT5634SMI V.34, MT5634SMI V.92 Command \Kn Break Control, Command \Nn Error Correction Mode Selection

MT5634SMI V.34, MT5634SMI V.92 specifications

The Multi-Tech Systems MT5634SMI is a versatile and robust external modem designed to cater to a variety of communication needs. As a V.92/V.34 standard modem, it provides reliable and efficient data connections for both home and business users. Its unique blend of features and technologies makes it an excellent choice for users looking to achieve optimal performance in their data transmission.

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