AT&T DataPort PCX Modem Betriebsanweisung PDF herunterladen (Seite 41)

AT Commands and S-Registers

B-2 Issue 3 October 1995

Table B-1. AT Command and S-Register List (2 of 21)

AT Command/

S-Register

Description

A ANSWER MODE

The Answer command causes the DataPort PCX

modem to go off-hook and answer an incoming call.

The Answer command also puts the modem in data

(Answer) mode in talk/data operation. (See D

CCITT/BELL MODE

Determines the protocol used if the dial-line rate is set

to 300 or 1200 bps. It has no effect if the rate is set to

another value. (See F

B, B0 V.21 or V.22 (300 or 1200 bps)

B1 Bell 103 or Bell 212A (300 or 1200 bps)

DIAL

Any digit or symbol (0–9, *, #, A, B, C, D) may be

dialed as a touch-tone, but only 0–9 can be dialed in

Pulse Dial mode. Spaces, hyphens, and parentheses

are ignored.

DIAL COMMAND MODIFIERS

The following modifiers can be used in a dial string:

T Touch-tone dialing. Any digit 0–9, * , # , A,

B, C, or D is valid.

P Pulse dialing. Only the digits 0–9 are valid;

other characters are ignored.

W Wait for dial tone. The modem waits for a

second dial tone before processing the dial

string. This can be the initial dial tone or

can be used when dialing through a tandem

PBX. For example: ATDT9W555-6789

, Pause. The modem pauses before

processing the next character in the dial

string. Pause length is determined by the

value of S8 (Pause Time).

! Hook flash. The modem goes on-hook for

0.5 seconds, then returns off-hook.

1 2 ... 36 37 38 39 40 41 42 43 44 45 46 ... 88 89

Keine Kommentare

AT&T DataPort PCX Modem Betriebsanweisung Seite 41