HP Remote Assistant Card User Manual

Page 156

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C Modem Commands

138

Command

Values

Def

Description

#Tn

n = 0 or 1

***

#T0 turns off Trellis Coded Modulation.

#T1 turns on Trellis Coded Modulation.

Un

n = 0, 1, 2,
or 3

U0 places modem in Analog Loop Originate Mode.

U1 places modem in Analog Loop Answer Mode.

U2 places modem in Remote Digital Loopback test mode.

U3 places modem in Local Digital Loopback test mode.

Vn

n = 0 or 1

***

V0 means Result Codes sent as digits (terse response).

V1 means Result Codes sent as words (verbose response).

$VDn

n = 0 or 1

***

$VD0 Disables Voice/Data Dialing

$VD1 Enables Voice/Data Dialing

W

Wait for new dial-tone.

&Wn

n = 0, 1 or 8

***

&W0 causes modem to store its current parameters in non-
volatile RAM, and modem will load these for future sessions
instead of reading factory ROM defaults, unless &F command
used. Requires &W8.

&W1 causes modem to not store parameters.

&W8 must precede &W0 in order to store parameters.

Xn

(Default
varies by
country)

n = 0, 1, 2, 3,
or 4

X0 selects Basic Result Codes (w/o CONNECT 1200,
CONNECT 2400).

X1 selects Extended Result Codes (w/ CONNECT 1200,
CONNECT 2400).

X2 selects Standard AT Command set with NO DIAL TONE.

X3 selects Standard AT Command set with BUSY.

X4 selects Standard AT Command set with NO DIAL TONE
and BUSY.

#Xn

n = 0 or 1

***

#X0 selects single Xoff character sent until Xon level returns.

#X1 selects multiple Xoff characters after buffer level is full.

Yn

n = 0 or 1

***

Y0 disables sending or responding to long space “break”.

Y1 enables sending or responding to long space “breaks”.

Z

All configuration parameters are reset to default values.

,

in Dial
command

Causes pause during dialing. (In Sweden, not to be used in
place of W command.)

;

in Dial
command

Causes return to Command Mode after dialing.

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