Enduro Plus CDMA User Manual
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TTW-EnduroPlusCDMA-UM001
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2.6.
External Input Interface
The Pin 5 on Mini-USB connector is a negative trigger input in newer hardware version, It is named as
NSW pin.
For negative trigger input the electrical conditions are:
Logical State
Electrical State
Active
0V to 0.8V
Inactive
1.7V to 32V or Open
An input example is shown as following figures:
Example of NSW pin connect to a panic button
