Ground
Power
LED
Internal Pin
SWD Pin
SJ Pin
Making a short circuit
using the solder jumper
allows only the function
in the SJ Pin cells.
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Digital Pin
Analog Pin
Other Pin
Microcontroller’s Port
Default
Last update: 16/09/2020
BOTTOM
531
6 2 1
2
3
5
6
+3V3
+5V
SWDIO
SWCLK
GND
P0.08
VBUS
15-SWDIO
11-SWCLK
NINA-B3X
VDDP0.22
VDDIOP0.22
SDAP0.14SDA1
SCLP0.15SCL1
CS_AP0.22
SDO_AP0.22
CS_MP0.22
SDO_MP0.22
GND
LSM9DS1
Inertial Motion Unit sensor
SDAP0.14SDA1
INTP0.19
LDR+3V3
A+3V3
K+3V3
SCLP0.15SCL1
GND
VDD+3V3
APDS9960
Digital proximity, Ambient light,
RGBa and Gesture sensor
VCCP0.22
SDA1
SDA1
SDAP0.14
SCLP0.15
CSP0.22
GND
HTS221
Humidity and Temperature sensor
VCCP0.22
VCCIOP0.22
SDAP0.14SDA1
SCLP0.15SCL1
CSP0.22
SDOGND
GND
RESETGND
LSP22
Pressure sensor
VDDP0.17
CLKP0.26
DOUTP0.25
LRP0.17
GND
MP34DT06JTR
Microphone
Making a short circuit using the
solder jumper allows only the
function in the SJ Pin cells.
USB N
+5V
USB P
USB ID
GND
USB_DM
USB_DP
NINA-B3X
RESET
+3V3
i
GND
Cutting the solder jumper allows to power via
battery connecting the battery’s ground to the GND
pin and the battery’s positive to the 3.3V pin.
~D7
~D8 P0.10
P0.09
NFC2
NFC1
3.3V
Making a short circuit using the
solder jumper allows only the
function in the SJ Pin cells and also
it changes the Pad connection of the
pins D7 and D8 in P0.09 and P0.10.
RGB LED
LEDR
LEDG
LEDB
P0.24red
P0.16greenRGB LED
P0.06blue
nRF52840
STORE.ARDUINO.CC/NANO-33-BLE-SENSE
MAXIMUM input current
per pin is 5mA
MAXIMUM external current
is 25mA for the sum of all
GPIO currents and the current
being drawn from VDD
MAXIMUM ouput current
per pin is 15mA
VIN 5-21 V input to the board.