
ComStar SVD Owner’s Manual
48
Command
Function
&K0
Disables flow control
&K3
Enables RTS/CTS (hardware) flow control
&K4
Enables XON/XOFF flow control
&K5
XON/XOFF with passthrough
&K6
Enables both RTS/CTS and XON/XOFF flow control
&M0
Selects asynchronous mode (&Q0)
&P0
Make/break dial ratio of 39/61 at 10 pps
&P1, &P2,
&P3
Commands accepted, but not acted upon.
&Q0
Selects direct asynchronous mode (no error correction or
speed buffering)
&Q5
Modem negotiates error-correcting connection
&Q6
Selects asynchronous mode with speed buffering (no error correction)
&S0
Forces Data Set Ready (DSR) on continuously
&S1
DSR active after answer tone detected and inactive after
carrier loss
For engineering testing only
&T0
Ends test in progress
&T1
Starts local analog loopback test
&T2
Returns error
&T3
Starts local digital loopback test
&T4
Responds to remote modem request for digital loopback
&T5
Ignores remote modem request for digital loopback
&T6
Requests remote digital loopback without self-test
&T7
Same as &T6 with self-test
&T8
Starts local analog loopback with self-test
&V
Displays the current (active) and stored profiles, and stored numbers
&W0
Saves active configuration as profile 0
&W1
Saves active configuration as profile 1
&Y0
Modem uses profile 0 on powerup. (See &W0.)
&Y1
Modem uses profile 1 on powerup. (See &W1.)
&Z
n=x
Stores telephone number (up to 35 digits)
x in nonvolatile
memory location
n (0-3)
%C0
Disable data compression
%C1
Enable MNP5 compression
%C2
Enable V.42bis compression
%C3
Enables both MNP5 and V.42bis compression