User's Manual

GE/GC864-QUAD V2 and GE864-GPS Hardware User Guide
1vv0300915 Rev.2 – 2011-06-15
Reproduction forbidden without Telit Communications S.p.A. written authorization - All Rights
Reserved. Page 33 of 97
TIP:
The unconditional hardware Restart must always be implemented
on the boards and must be used by the software as an emergency
exit procedure.
The following flow chart shows the proper RESET procedure:
NOTE:
In order to avoid a back powering effect it is recommended to
avoid having any HIGH logic level signal applied to the
digital pins of the module when is powered OFF or during an
ON/OFF transition.
For example: