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10 indication of network service availability – Rainbow Electronics GE863-PY User Manual

Page 61

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GE863 Hardware User Guide

1vv0300783 Rev.0 - 10/06/08

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

page 61 of 80

8.10 Indication of network service availability

The STAT_LED pin status shows information on the network service availability and Call status.
In the GE863 modules, the STAT_LED needs an external transistor to drive an external LED.
Therefore, the status indicated in the following table is reversed with respect to the pin status.

LED status

Device Status

Permanently off

Device off

Fast blinking
(Period 1s, Ton 0,5s)

Net search / Not registered /
turning off

Slow blinking
(Period 3s, Ton 0,3s)

Registered full service

Permanently on

a call is active