INSYS 56k small INT 2.0 Operating Manual page 54

AT Command Set
Command
AT\K
54
Description
Break control
The modem reacts to a break (receive path off for a certain amount of time), which it
receives from another modem or from the PC, or from the command AT\B according
to the parameters.
1. Situation
In case of a break from the PC during the data connection to another
modem:
AT\K0 Modem enters the command mode and sends no break to the other
modem
AT\K1 Modem deletes the data buffer and sends a break to the other modem
See AT\K1
AT\K2
AT\K3 Modem immediately sends break to the other modem; data buffers
are not deleted.
AT\K4 See AT\K0
AT\K5 Modem inserts a break into the data transmitted to the other modem.
2. Situation During a data connection, the modem was set to command mode by
an escape sequence +++. In this condition, the command AT\B will
send a break to the other modem. In this situation, the parameter n
will cause the following:
Modem deletes the data buffer and sends a break to the other modem
AT\K0
AT\K1 See AT\K0
AT\K2 Modem sends a break to the other modem without delay.
AT\K3 See AT\K2
AT\K4 Modem inserts a break into the data transmitted to the other modem
Like AT\K4 – Return from the online command mode into the data
AT\K5
mode
3. Situation
In the case a break is received from another modem during a connec-
tion that has not been error corrected, the parameters cause the fol-
lowing:
AT\K0 Modem deletes the data buffer and sends a break to the PC.
AT\K1 See AT\K0
Modem sends a break to the PC without delay.
AT\K2
AT\K3 See AT\K2
Modem sends a break to the PC, which is embedded into the data that
AT\K4
was received from the other modem
AT\K5 Like AT\K4
INSYS Modem 56k small INT 2.0/USB 1.0
data mode via the command ATO.
June 06