Rainbow-electronics GE863-PY Manuel d'utilisateur télécharger pdf (Page 16)

GE863 Hardware User Guide

1vv0300783 Rev.0 - 10/06/08

NOTE: don't use any pull up resistor on the RESET* line nor any totem pole digital output. Using pull up resistor

may bring to latch up problems on the GE863-GPS power regulator and improper functioning of the module. The

line RESET* must be connected only in open collector configuration.

TIP: The unconditional hardware shutdown should be always implemented on the boards and software should use

it as an emergency exit procedure.

For example:

1- Let's assume you need to drive the RESET# pad with a totem pole output of a +3/5 V

microcontroller (uP_OUT2):

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Rainbow-electronics GE863-PY Manuel d'utilisateur Page 16