MC55 AT Command Set

4.3 AT&D

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mobile

4.3

AT&D Set circuit Data Terminal Ready (DTR) function mode

Syntax

Exec Command

AT&D[<value>]

Response(s)

OK

PIN ASC0 ASC1 MUX1 MUX2 MUX3

￿ ￿ ￿ ￿ ￿ ￿

Reference(s)

V.25ter

Command Description

This parameter determines how the TA responds when circuit 108/2 (DTR) is changed from ON to OFF during data mode.

Parameter Description

<value>(num)(&W)(&V)

[0]

TA ignores status of DTR.

1

ON->OFF on DTR: Change to command mode while retaining the connected

 

call.

2(&F)

ON->OFF on DTR: Disconnect data call, change to command mode. During

 

state DTR = OFF is auto-answer off.

MC55_ATC_V01.05

Page 91 of 469

2/10/04

Confidential / Released

 

 

Page 91
Image 91
Siemens MC55 manual AT&D Set circuit Data Terminal Ready DTR function mode, AT&Dvalue