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Telit Wireless Solutions UE910 series - Page 22

Telit Wireless Solutions UE910 series
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Reproduction forbidden without Telit Communications S.p.A. written authorization - All Rights Reserved page 22 of 93
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 UE910 when the module is powered off or during
an ON/OFF transition.
For example:
1- Let's assume you need to drive the ON_OFF* pad with a totem pole output of a +3/5 V
microcontroller (uP_OUT1):
2- Let's assume you need to drive the ON_OFF* pad directly with an ON/OFF button:
DRAFT

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