3 extended at* command sets – ZyXEL Communications 56K Plus Series User Manual
Page 34

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