NXP Semiconductors
UM12018
FRDM-MCXN947 Board User Manual
Pin
number
Net name GPIO Function / Signal name Potential conflict
the resistor SJ11 Pin 2-3 selection
(DNP by default))
7 RST P4_7 FXIO_LCD_RST -
8 D/C P0_7 FXIO_LCD_DC -
9 CS P0_12 FXIO_LCD_CS -
10 WR P0_9 FXIO_LCD_WR -
11 RD P0_8 FXIO_LCD_RD -
12 TE P0_13 FXIO_LCD_TE -
13 D0 P2_8 FXIO_D16-FXIO_HDR -
14 D1 P2_9 FXIO_D17-FXIO_HDR -
15 D2 P2_10 FXIO_D18-FXIO_HDR -
16 D3 P2_11 FXIO_D19 -
17 D4 P4_12 FXIO_D20 Arduino connector J4 pin 1 (P4_
12/RSHUNT_CURA_P through
the resistor SJ25 Pin 1-2 selection
(default setting))
18 D5 P4_13 FXIO_D21 • Arduino connector J1 pin 10
(P4_3 /MC_ENC_I through the
resistor SJ2 Pin 2-3 selection
(DNP by default))
• Arduino connector J1 pin 3
(P4_13/MC_ENC_I through the
resistor SJ10 Pin 1-2 selection
(default setting))
19 D6 P4_14 FXIO_D22 -
20 D7 P4_15 FXIO_D23 -
21 D8 P4_16 FXIO_D24 • USB power control (P4_16/
USB1_OTG_PWR through
zero-ohm resistor R34 (DNP by
default))
• Arduino connector J4 pin 5
(P4_16/RSHUNT_CURB_P
through the resistor SJ23 Pin 1-2
selection (default setting))
22 D9 P4_17 FXIO_D25 USB power control (P4_17/USB1_
OTG_OC through zero-ohm
resistor R28 (DNP by default))
23 D10 P4_18 FXIO_D26 -
24 D11 P4_19 FXIO_D27 -
25 D12 P4_20 FXIO_D28 Arduino connector J4 pin 9 (P4_
20/RSHUNT_CURC_P through
the resistor SJ21 Pin 1-2 selection
(default setting))
26 D13 P4_21 FXIO_D29 -
Table 21. FlexIO header J8 pinout...continued
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User manual Rev. 1 — 20 January 2024
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