Multitech MultiModem ZBA Series At Commands Reference Manual page 13

Command:
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Command:
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Command:
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Multi-Tech Systems, Inc. AT Commands for the MT5634 Family of Products (S000272J)
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&Zn=x Storing a Dialing Command
n = 0–3. Callback security disabled. 0, 1 used by MultiModemZPX/ZLI.
0, 1, 2 used by MultiModemZBA.
0–29. Callback security enabled.
x = Stored telephone number
None
Stores dialing command x in memory. Dial the stored number using the command ATDS=n.
See also the #CBSn command.
\An Select Maximum MNP Block Size
n = 0, 1, 2, or 3
3
\A0 64-character maximum.
\A1 128-character maximum.
\A2 192-character maximum.
\A3 256-character maximum.
\Bn Transmit Break
n = 0–9 in 100 ms units
3
In non-error-correction mode only, sends a break signal of the specified length to a remote
modem. Works in conjunction with the \K command.
\Kn Break Control
n = 0–5
5
Controls the modem's response to a break received from the computer, the remote modem,
or the \B commnd. The response is different for each.
Data mode. Modem receives the break from the computer:
\K0 Enters online command mode, no break sent to the remote modem.
\K1 Clears data buffers and send break to the remote modem.
\K2 Same as \K0.
\K3 Sends break immediately to the remote modem .
\K4 Same as \K0.
\K5 Sends break to the remote modem in sequence with the transmitted data.
Data mode. Modem receives the break from the remote modem:
\K0 Clears data buffers and sends break to the computer.
\K1 Same as \K0.
\K2 Sends break immediately to the computer.
\K3 Same as \K2.
\K4 Sends 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 Clears data buffers and sends break to the remote modem.
\K1 Same as \K0.
\K2 Sends break immediately to the remote modem.
\K3 Same as \K2.
\K4 Sends break to the remote modem in sequence with the transmitted data.
\K5 Same as \K4.
\Nn Error Correction Mode Selection
n = 0–5, or 7
3
\N0 Non-error correction mode with data buffering (same as &Q6).
\N1 For compatibility. Operates the same as \N0.
\N2 MNP reliable mode. If modem cannot make 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).
Chapter 1 – AT Commands
13