xE922-3GR Hardware User Guide
1VV0301272
Rev.0.8 2017-01-05
Reproduction forbidden without written authorization from Telit Communications S.p.A. - All Rights
Reserved.
Page 9 of 112
1.
Introduction
1.1.
Scope
The aim of this document is to introduce Telit xE922-3GR modules as well as present possible
and recommended hardware solutions useful for developing a product based on the xE922-3GR
modules. All the features and solutions detailed are applicable to all xE922-3GR, where
“
xE922-3GR
”
refers to the modules listed in the applicability table.
If a specific feature is applicable to a specific product, it will be clearly highlighted.
NOTICE:
The description text
“
xE922-3GR
” refers to
all modules listed in the
APPLICABILITY TABLE 1
.
In this document all the basic functions of a wireless module will be taken into account; for
each one of them a valid hardware solution will be suggested and usually incorrect solutions
and common errors to be avoided will be highlighted. Obviously this document cannot embrace
every hardware solution or every product that may be designed. Obviously avoiding invalid
solutions must be considered as mandatory. Whereas the suggested hardware configurations
need not be considered mandatory, the information given should be used as a guide and a
starting point for properly developing your product with the Telit xE922-3GR module.
NOTICE:
The integration of the GSM/GPRS/EGPRS/WCDMA/HSPA+/WiFi/BT/GNSS xE922-3GR
cellular module within user application must be done according to the design rules described in
this manual.
The information presented in this document is believed to be accurate and reliable. However,
no responsibility is assumed by Telit Communication S.p.A. for its use, such as any
infringement of patents or other rights of third parties which may result from its use. No
license is granted by implication or otherwise under any patent rights of Telit Communication
S.p.A. other than for circuitry embodied in Telit products. This document is subject to change
without notice.
1.2.
Audience
This document is intended for Telit customers, especially system integrators, about to
implement their applications using the Telit xE922-3GR module.