Western Telematic MT9234 Modem User Manual


 
3-9
AT Commands
Command: \An Select Maximum MNP Block Size
Values: n = 0, 1, 2, or 3
Default: 3
Description: \A0 64-character maximum
\A1 128-character maximum
\A2 192-character maximum
\A3 256-character maximum
Command: \Bn Transmit Break
Values: n = 0–9 in 100 ms units
Default: 3
Description: 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.
Command: \Kn Break Control
Values: n = 0–5
Default: 5
Description: Controls the modem’s response to a break received from:
computer, remote modem, or
\B command. Response is different
for each of three different states.
Data mode. Modem receives break from 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 break from 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 \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.