EVK-N3 - User guide
UBX-19004195 - R06
Starting up
Page 6 of 17
C1-Public
1.3
Switches, jumpers and buttons
Function
Description
Name
Board
Main power switch
Power on / off of the whole evaluation kit
SW400
EVB-WL3
Cellular VCC jumper
Jumper socket to provide the 3.8 V supply to the cellular module VCC input J404
EVB-WL3
J155
ADP-N3
Cellular power-on
Push button to switch on the cellular module
SW302
EVB-WL3
Cellular reset
Push button to reset the cellular module
SW303
EVB-WL3
Cellular UART detach
Slide switch to attach / detach the cellular module UART from USB / RS232
connectors: when detached, UART signals are available only on DIL B2B
connectors on ADP board
SW401
EVB-WL3
Cellular UART routing
Slide switch to select the cellular module UART routing on USB or on RS232
connector
SW403
EVB-WL3
Cellular UART FT detach Slide switch to attach / detach the cellular module UART FT from USB
connector: when detached, the UART FT signals are available only on the
DIL B2B connector on ADP board
SW510
EVB-WL3
Cellular GPIO detach
Slide switch to attach / detach the cellular module GPIOs from peripherals:
when detached, the signals are available only on the DIL B2B connectors on
ADP board
SW300
EVB-WL3
Cellular GNSS detach
Slide switch to attach / detach the cellular module to the GNSS module
(GPIO2-3-4): when detached, the signals are available only on DIL B2B
connector on ADP board
SW304
EVB-WL3
GNSS V_BCKP
Slide switch to connect / disconnect backup battery to V_BCKP pin of the
GNSS module
SW204
EVB-WL3
Cellular GDI voltage
selection Jumper
3-pin header with jumper to select operating voltage for cellular Generic
Digital I/O Interfaces: ‘L’ = 1.8 V / ‘F’ = 2.8 V
J105
ADP-N3
Table 1: Description of EVK-N3 switch, jumpers and buttons
