User's Guide

Hardware description
I/O Label Description
P0.08 ADXL362_CS Low-power accelerometer chip select line
P0.09 ADXL362_INT1 Low-power accelerometer interrupt line
P0.10 ADXL362_INT2 Accelerometer interrupt line 2, selectable by solder
bridge
P0.11 SDA I
2
C data line
P0.12 SCL I
2
C clock line
P0.13 N-MOS_1 Gate of N-MOS transistor externally available
P0.14 N-MOS_2 Gate of N-MOS transistor externally available
P0.15 N-MOS_3 Gate of N-MOS transistor externally available
P0.16 N-MOS_4 Gate of N-MOS transistor externally available
P0.17 ADP_INT PMIC interrupt line
P0.18 MCU_IF0 nRF52840 interface
P0.19 MCU_IF1 nRF52840 interface
P0.20 MCU_IF2 nRF52840 interface
P0.21 MCU_IF3 nRF52840 interface
P0.22 MCU_IF4 nRF52840 interface
P0.23 MCU_IF5 nRF52840 interface
P0.24 MCU_IF6 nRF52840 interface
P0.25 MCU_IF7 nRF52840 interface
P0.26 BUTTON Button input
P0.27 BH_INT Color sensor interrupt line
P0.28 BUZZER Buzzer PWM signal
P0.29 LIGHTWELL_RED Red color of the lightwell LEDs
P0.30 LIGHTWELL_GREEN Green color of the lightwell LEDs
P0.31 LIGHTWELL_BLUE Blue color of the lightwell LEDs
Table 4: nRF9160 pin map
4418_1336 v1.2
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