User`s manual
70 AT Command Set Summaries
Command Options Function & Description Ref.
0-9, #, * Digits for dialing
P Pulse dialing S23.1
T Ton dialing S23.1
, Pause for a time specified in S8.
Remaining digits will be dialed as
in-band DTMF.
; Return to command state after
dialing
! Hook flash
@ Wait for a 5 second silence before
proceeding
R Reverse handshake (go on-line in
Answer mode)
S17.5
W Wait for second dial tone.
Remaining digits will be dialed as
in-band DTMF
DL Repeat last ATD command
DSn n=0-49 Dial number stored in non-volatile
RAM at location 'n'; use “+” to dial
two consecutive numbers for
bundling or MPPP calls
S44.3
En Command mode local echo of
keyboard commands
S23.0
E0 Echo off
E1 * Echo on
Hn On/off hook control
H0 * Hang up (on-hook) the modem or
ISDN, same as 'ATH'
H1 Off hook the modem
In Display inquired information
I0 Display numerical product code,
same as 'ATI'