Quantum 560UF/L User Manual

Page 17

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APPENDIX A. AT COMMANDS

ACTIVE Professional External Modem User’s Manual

13

A-D

DTMF digits A ,B,C and D. These digits may be prohibited in
some countries

*

The "star" digit (tone dialling only)

#

The "gate" digit (tone dialling only)

J

Perform MNP 10 link negotiation at the highest supported
speed for this call (Optional)

K

Enable power level adjustment during MNP 10 link
negotiation for this call (Optional)

L

Dials the last dial string that was dialled

P

Use pulse dialling

T

Use DTMF dialling

R

Reverse mode. Allow the modem to call an originate-only
modem by forcing the call into "answer mode". Must be
entered as the last character of the command string (optional).

!

Cause the modem to go on-hook for a time defined by the
value in S29 and then off-hook.

@

Cause the modem to listen for 5 seconds of silence

W

Wait up to the period of time specified in register S7 for dial
tone before dialling

,

Pause for the value specified by register S8 during dial

;

Return to Command State after dialling

^

Turn on calling tone

()

Ignored, may be used to format the dial string

-

Ignored, may be used to format the dial string

<space> Ignored, may be used to format the dial string
S=n

Dial number previously stored in directory location n using
AT&Zn command

ATE *

Command echo

Default : 1

ATE0

Inhibits the echoing of commands

ATE1

Enables the echoing of commands

ATHn

Switch-hook control

Default : 0

ATH0

Cause the modem to go on-hook

ATH1

If modem is on-hook, modem goes off-hook, returns an OK
response, and waits for further commands

ATIn

Identification
I0

Reports product code

I1

Reports pre-computed checksum from ROM

I2

Computes checksum and compares it with value stored in
ROM. Reports result as OK or ERROR.

I3

Reports firmware revision

I4

Reports OEM defined identifier string

I5

Reports Country Code parameter

I6

Reports firmware revision

I7

Reports modem data pump model

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