EVK-G45 - User Guide
UBX-18058360 - R01
Starting up
Page 6 of 21
1.3
Switches, jumpers and buttons
Function
Description
Name
Board
Main power switch
Power on / off of the whole evaluation kit
SW400
EVB
Cellular VCC jumper
Jumper socket to provide the 3.8 V supply to the cellular module
VCC input
J404
EVB
Cellular power-on
Push button to switch on the cellular module
SW302
EVB
Cellular power-off
Push button to switch off the cellular module (“modem reset”)
SW303
EVB
Cellular UART detach
Slide switch to attach / detach cellular module UART from the
USB / RS232 connectors: when detached, UART signals available
only on the DIL B2B connector on the ADP board
SW401
EVB
Cellular UART routing
Slide switch to select cellular module UART routing on the USB or
on the RS232 connector
SW403
EVB
Cellular UART FT detach
Slide switch to attach / detach cellular module UART FT from the
USB connector: when detached, UART FT signals available only on
the DIL B2B connector on the ADP board
SW510
EVB
Cellular GPIO detach
Slide switch to attach / detach the cellular module GPIOs, SIM_DET
from peripherals: when detached, the signals are available only on
the DIL B2B connector on the ADP board
SW300
EVB
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 the ADP board
SW304
EVB
GNSS V_BCKP
Slide switch to connect / disconnect backup battery to V_BCKP pin
of the GNSS module
SW204
EVB
Cellular GDI voltage selection Slide switch to select operating voltage for cellular Generic Digital
I/O Interfaces: 1.8 V / 3.0 V
J0201
ADP-G450
Table 1: Description of EVK-G45 switches and buttons
