NXP Semiconductors
UM12018
FRDM-MCXN947 Board User Manual
Pin
number
Net name GPIO Function / Signal name Potential conflict
27 D14 P4_22 FXIO_D30 -
28 D15 P4_23 FXIO_D31 -
Table 21. FlexIO header J8 pinout...continued
2.11 mikroBUS headers
Table 23 and Table 22 describe the pinout of the mikroBUS headers (J6 and J5).
Pin number Net name GPIO Function / Signal
name
Potential conflict
1 AN ANA_4 ADC1_A0 -
2 RST P1_3 ME_RESET • Touch pad (P1_3/TOUCH_PAD
through zero-ohm resistor R156)
• MCU-Link USB-to-SPI bridge (P1_
3/FC1_SPI_PCS_MCULINK)
3 CS P3_23 ME_FC6_SPI_CS -
4 SCK P3_21 ME_FC6_SPI_CLK Arduino connector (J1) pin 15 (P3_
21/SAI1_RXD0)
5 MISO P3_22 ME_FC6_SPI_
MISO
-
6 MOSI P3_20 ME_FC6_SPI_
MOSI
Arduino connector (J1) pin 5 (P3_20/
SAI1_TXD0)
7 3V3 P3V3 3.3 V power line -
8 GND GND Ground -
Table 22. J6 header pinout
Pin number Net name GPIO Function / Signal
name
Potential conflict
1 PWM P3_19 ME_PWM Arduino connector (J1) pin 13 (P3_
19/SAI1_RX_FS)
2 INT P5_7 ME_INT -
3 RX P1_16 ME_FC5_RXD • I3C sensor device (P1_16/I3C1_
SDA)
• Arduino connector J2 pin 18 ( P1_
16/I3C1_SDA through the resistor
SJ14 Pin 2-3 selection (DNP by
default))
• Camera connector pin 4 (P1_16/
EZH_LCD_D12)
4 TX P1_17 ME_FC5_TXD • I3C sensor device (P1_17/I3C1_
SCL)
• Arduino connector J2 pin 20 ( P1_
17/I3C1_SCL through the resistor
SJ15 Pin 2-3 selection (DNP by
default))
Table 23. J5 header pinout
UM12018 All information provided in this document is subject to legal disclaimers. © 2024 NXP B.V. All rights reserved.
User manual Rev. 1 — 20 January 2024
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