User's Guide

                  24

3.7.
In/Out Interface
3.7.1.
POWER_KEY
This pin must keep high for more than1 second to turn on the module, then the
module will turn on. Also, It must keep high for more than 3 second to turn off the
module, then the module will turn off automatically.
Pin no.
Pin name
Pin description
Direction
G1
POWER_KEY
Power On or Off control
Active Low
Input
Note :

 
