3 closing the data call, 1 exit the data mode and enter the command mode, 2 hang up the data call – Rainbow Electronics GM862-QUAD-PY User Manual

Page 29: Ath<cr, No carrier

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GM862-QUAD / PY Software User Guide

1vv0300747 Rev. 3 - 10/07/07

Reproduction forbidden w ithout Telit Communications S.p.A. w ritten authorization - All Rights Reserved

page 29 of 96

command:
ATD 0404192111<cr>
response
CONNECT 9600

2- Let's assume you have to call the national number but in international format +39-40-4192111,
command:
ATD +39404192111<cr>
response
CONNECT 9600

3- Let's assume you have to call the international number +386-40-4192111,
command:
ATD +386404192111<cr>
response
CONNECT 9600

2.7.3 Closing the Data call

2.7.3.1 Exit the data mode and enter the command mode

•

Send escape sequence

+++

•

wait the escape sequence pause time ( see S12 parameter)

•

wait for response

OK

NOTE: After the Escape sequence and during the call the only command that is accepted by
the GM862-QUAD / PY is the ATH. All the other commands are not supported during a call.

TIP: during the escape sequence pause time S12 no further characters should be sent to the
device in order to enter the command mode.


2.7.3.2 Hang up the data call

•

Send command

ATH<cr>

•

wait for response

NO CARRIER

TIP: during the data call the device remains in data (on line) mode, so the escape sequence
(+++) must be issued before sending AT commands to the device.

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