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3 extended at* command sets – ZyXEL Communications 56K Plus Series User Manual

Page 34

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Omni 56K Plus Series User’s Guide

4-6 Command Sets

Table 4-3 Extended AT& Command Sets

COMMAND

OPTIONS

FUNCTION & DESCRIPTION

REF.

&R0

CTS tracks RTS, response delay is set in S26.

&R1 *

Ignore RTS, assumes RTS always ON.

&Sn

Data Set Ready (DSR) function selection.

S21.3

&S0 *

DSR overridden, DSR always ON.

&S1

DSR according to CCITT (ITU-TSS). (See also S41.5, S44.4)

&Tn Modem

testing.

S16

&T0

Terminate test in progress.

&T1

Initiate

Analog

Loop-back (ALB) test.

&T3

Initiate Local Digital Loop-back (LDL) test.

&T4

Grant Remote Digital Loop-back request from remote modem.

S14.1

&T5

Deny Remote Digital Loop-back request from remote modem.

S14.1

&T6

Initiate Remote Digital Loop-back (RDL) test.

&T7

Initiate Remote Digital Loop-back with self test. (RDL+ST)

&T8

Initiate Analog Loop-back with self test. (ALB+ST)

&Vn

View profile settings.

&V0

View current active settings.

&Vn

View the (n-1) user profile settings (n=1-2)

&V3

View

factory

default settings.

&Wn

n=0-1

Save current settings to user profile n in non-volatile RAM. (See
also S35.6)

&Yn

Break handling. Destructive Break clears the buffer. Expedited
Break is sent immediately to the remote system.

S28.2-3

&Y0

Destructive,

expedited.

&Y1 *

Nondestructive, expedited.

&Y2

Nondestructive,

unexpedited.

&Z?

Display all the phone numbers stored in non-volatile RAM.

&Zn=s

n=0-3

Store phone number/s to NVRAM at location n (n=0-3) use
AT*Dn or ATS29=n to set the default dial pointer.

4.1.3 Extended AT* Command Sets

Table 4-4 Extended AT* Command Sets

COMMAND

OPTIONS

FUNCTION & DESCRIPTION

REF.

*Cn

Character length, including start, stop and parity bit.

S15.3-4

*C0 *

10-bit character length

*C1

11-bit character length

*C2

9-bit character length