Airlink AML001 - Manual (Page 41)

PCI Modem Card User's Manual
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&K0 Disables flow control.
&K3 Enables RTS/CTS (hardware) flow control (default).
&K4 Enables XON/XOFF flow control.
&M<value>—Asynchronous Communications Mode
This command is supported to ensure compatibility with communication
software that issues the &M0 command.
The preferred method for changing the asynchronous communication mode
is to use the \N<error control mode> command.
&M0 Asynchronous mode (default).
&P<value>—Pulse Dial Make-to-Break Ratio Selection
This command is effective only for Japan.
&P0 Selects 39%—61% make/break ratio at 10 pulses per second.
&P1 Selects 33%—67% make/break ratio at 10 pulses per second
(default).
&P2 Selects 33%—67% make/break ratio at 20 pulses per second.
&Q<value>—Asynchronous Communications Mode
This command is supported to ensure compatibility with communication
software that issues the &Q<value> command.
The preferred method for changing the asynchronous communication mode
is to use the \N<error control mode> command.
&Q0 Asynchronous mode, buffered. Same as \N0.
&Q5 Error control mode, buffered (default). Same as \N3.
&Q6 Asynchronous mode, buffered. Same as \N0.
&Q8 MNP error control mode. If an MNP error control protocol is
not established, the modem will fall back according to the
current user setting in register S36.
&Q9 V. 4 2 o r MNP error control mode. If neither error control
protocol is established, the modem will fall back according to
the current user setting in register S36.
&S<value>—Data Set Ready (DSR) Option
Use this command to controls DSR action.
&S0 DSR is always on (default).