Test points

Nordic Thingy:91 X Hardware

Test points can be used during development and debugging.

The following table describes the test points and their corresponding signals.

Table 1. Test points on Nordic Thingy:91 X™
Test Point Location Signal Description
TP1 Top LOAD_SW_DISABLE Load switch disable signal for the current measurement and debug board
TP2 Top VDD_nRF5340 Supply to the nRF5340 System on Chip (SoC)
TP3 Top VDD_nRF91 Supply to the nRF9151 System in Package (SiP)
TP4 Top VBAT Battery voltage
TP5 Top nRF5340 SWD reset SWD reset signal to the nRF5340 SoC
TP7 Top ASDA Auxillary SDA for IMU
TP8 Top VDD_RF_FE_3V3 VDD supply to GNSS LNA
TP9 Top SCL Inter-integrated Circuit (I2C) bus SCL
TP10 Top SDA I2C bus SDA
TP11 Bottom VDD_RF_FE_SR VDD supply to Bluetooth® /Wi-Fi® RF front end
TP12 Top VBUS USB VBUS supply
TP13 Top VBAT_nRF70 Supply to the nRF7002 Wi-Fi 6 companion Integrated Circuit (IC)
TP14 Top VOUT_BUCK3 nPM6001 Power Management Integrated Circuit (PMIC) BUCK3 output
TP15 Top Ground Ground
TP16 Top Ground Ground
TP17 Top VSYS_SW nPM1300 PMIC VSYS output after power switch (SW1)
TP18 Top 1V8_SW nPM1300 PMIC VOUT1 output after power switch (SW1)
TP19 Top 3V3 nPM1300 PMIC VOUT2 output
TP20 Top ASCL Auxiliary SCL for IMU
TP21 Bottom RFFE VIO VIO for RFFE MIPI interface
TP22 Top COEX2 nRF9151 SiP COEX2
TP23 Bottom COEX1 nRF9151 SiP COEX1
TP24 Top COEX0 nRF9151 SiP COEX0
TP25 Bottom ID LTE/DECT NR+ RF switch ID pin
TP26 Bottom RFFE SCLK Serial clock for the RFFE MIPI interface
TP27 Top SWDCLK SWD clock
TP28 Top IN 1-2 IN 1-2 input for the S1 switch
TP30 Top D- USB D-
TP31 Top D+ USB D+
TP32 Top EXP_BOARD_PIN2 Expansion board pin 2
TP33 Top EXP_BOARD_PIN1 Expansion board pin 1
TP34 Bottom RFFE SDATA Serial data for the RFFE MIPI interface
TP35 Top Button 2 User-controlled button, reset button for the nRF9151 SiP
TP36 Top Button 1 User-controlled button