ZyXEL Communications U-336S User Manual page 32

There are a few basic commands that do not require the "AT"
command prefix. These are as follows:
Command
A/
A>
<any key>
+++
The U-336S/SA supports several groups of AT commands:
AT Command Set/Type
Basic AT (Hayes compatible)
Basic AT$ (on line help)
Extended AT& commands
Extended AT* commands
Fax AT+ commands
S-Register command
S-Register bit-mapped command (set S-
Register bit 1 equal to 1)
S-Register inquiry command
You may browse the lists of available commands for each command set
by using the on-line help commands: AT$, AT*$, AT&$, and ATS$.
Further detail on AT commands will be covered in the chapters that
pertain to their use.
18 Basic Modem Operation
Description
Repeats the last issued AT command once.
Repeats the last issued AT command once, or re-
dials the last dialed number up to 9 times until a
key is pressed or a connection is made.
Terminates the current connection attempt, if
pressed while modem is handshaking.
Escape code sequence. Entered while the modem
is in Data Mode. Returns modem to Command
Mode.
Example
ATB0
AT$
AT&N0
AT*I1
AT+FCLASS=2
ATS0=1
ATS13.1=1
ATS0? Or ATS13.1?