22
SLN-VIZNAS-IOT User Guide, Rev. 1.1, 10/2020
NXP Semiconductors
3 Additional Features
This section will discuss in more detail some of the extra features included in the kit that
may not have been discussed in the previous sections. Included in this feature discussion
are the
Push
Buttons
and their functionality, each of the supported
Serial Commands
and how to use them, Remote (Wireless) Registration, App Configurations, Low Power
Mode, Audio Feedback, and the Configurable Display settings.
Button
Function
Description
SW1
Toggle GUI
Toggles the GUI on or off.
SW2
Manual Deregister
Triggers the deletion of the
next registered face
encountered by the kit.
SW3
Toggle IR/RGB Output
Toggles whether output
from the RGB or IR
camera is shown. Does not
affect which cameras are
in use.
SW4
Manual Register
Triggers registration of the
next face encountered by
the kit.
Table 5: Push Buttons Functionality
3.1 Push Buttons
The SLN-VIZNAS-IOT kit makes use of on-board push buttons in order to give users easy
access to some of the kit’s most useful features, like face registering and deregistering,
and the ability to change between manual and automatic enrollment mode.
In this section, we will discuss these buttons and their functions in more depth.