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MT5634ZBA-USB User Guide
@ Wait for quiet answer. Causes modem to wait for a ringback, then 5 seconds of silence,
before processing next part of command. If silence is not detected, the modem returns a
NO ANSWER code.
^ Disable data calling tone transmission.
$ Detect AT&T call card “bong” tone. The character should follow the phone number and
precede the user’s call card number: ATDT1028806127853500$123456789
Command: DS=
y
Dial Stored Telephone Number
Values:
n
= 0–3
Default: none
Description: Dial a number previously stored in directory number
y
by the
&Zy=x
command.
Example: ATDS=3
Command: E
n
Echo Command Mode Characters
Values:
n
= 0 or 1
Default: 1
Description:E0 Do not echo keyboard input to the terminal.
E1 Do echo keyboard input to the terminal.
Command: F
n
Echo Online Data Characters
Values:
n =
1
Default: 1
Description:F0 Enable online data character echo. (Not supported.)
F1 Disable online data character echo (included for backward compatibility with some soft-
ware).
Command: H
n
Hook Control
Values:
n
= 0 or 1
Default: 0
Description:H0 Go on-hook (hang up).
H1 Go off-hook (make the phone line busy).
Command: I
n
Information Request
Values:
n
= 0–5, 9, 11
Default: None
Description:I0 Display default speed and controller firmware version.
I1 Calculate and display ROM checksum (e.g.,
12AB
).
I2 Check ROM and verify the checksum, displaying
OK
or
ERROR
.
I3 Display default speed and controller firmware version.
I4 Display firmware version for data pump (e.g.,
94
).
I5 Display the board ID: software version, hardware version, and country ID
I9 Display the country code (e.g.,
NA Ver. 1
).
I11 Display diagnostic information for the last modem connection, such as DSP and firmware
version, link type, line speed, serial speed, type of error correction/data compression, num-
ber of past retrains, etc.
Command: L
n
Monitor Speaker Volume
Values:
n
= 0, 1, 2, or 3
Default: 2
Description:L0 Select low volume.
L1 Select low volume.
L2 Select medium volume.
L3 Select high volume.