5 identification information - i, 6 data carrier detect (dcd) control - &c, 7 data terminal ready (dtr) control - &d – Rainbow Electronics GM862-QUAD-PY User Manual

Page 43

Advertising
background image




AT Commands Reference Guide

80000ST10025a Rev. 5 - 09/07/08

Reproduction forbidden without Telit Communications S.p.A. written authorization - All Rights Reserved

page 43 of 434

X - Extended Result Codes

SELINT 0 / 1 / 2

ATX0

Note

For complete control on CONNECT response message see also +DR
command.

Reference V25ter

3.5.3.2.5 Identification Information - I

I - Identification Information

SELINT 0 / 1 / 2

ATI[<n>]

Execution command returns one or more lines of information text followed
by a result code.

Parameter:
<n>
0 - numerical identifier
1 - module checksum
2 - checksum check result
3 - manufacturer
4 - product name
5 - DOB version

Note: this is one of the commands whose output differs depending on the
last #SELINT setting.

Note: if parameter is omitted, the command has the same behaviour of
ATI0

Reference V25ter

3.5.3.2.6 Data Carrier Detect (DCD) Control - &C

&C - Data Carrier Detect (DCD) Control

SELINT 0 / 1 / 2

AT&C[<n>]

Set command controls the RS232 DCD output behaviour.

Parameter:
<n>
0 - DCD remains high always.
1 - DCD follows the Carrier detect status: if carrier is detected DCD is high,

otherwise DCD is low. (factory default)

2 - DCD off while disconnecting

Note: if parameter is omitted, the command has the same behaviour of
AT&C0

Reference V25ter

3.5.3.2.7 Data Terminal Ready (DTR) Control - &D

&D - Data Terminal Ready (DTR) Control

SELINT 0 / 1

Advertising