LPC540xx
NXP Semiconductors
32-bit ARM Cortex-M4 microcontroller
Table 4.
Symbol
Pin description …continued
Description
[2]
PIO3_25
-
P9 82
-
PU; Z I/O PIO3_25 — General-purpose digital input/output pin.
R — Reserved.
I
CT4_CAP2 — Capture input 2 to Timer 4.
I/O FC4_SCK — Flexcomm 4: USART or SPI clock.
R — Reserved.
R — Reserved.
O
EMC_A[14] — External memory interface address 14.
[2]
PIO3_26
-
K5 88
-
PU; Z I/O PIO3_26 — General-purpose digital input/output pin.
R — Reserved.
O
SCT0_OUT0 — SCTimer/PWM output 0.
I/O FC4_RXD_SDA_MOSI — Flexcomm 4: USART receiver,
I2C data I/O, SPI master-out/slave-in data.
R — Reserved.
R — Reserved.
O
EMC_A[15] — External memory interface address 15.
[2]
PIO3_27
-
P14 96
-
PU; Z I/O PIO3_27 — General-purpose digital input/output pin.
R — Reserved.
O
SCT0_OUT1 — SCTimer/PWM output 1.
I/O FC4_TXD_SCL_MISO — Flexcomm 4: USART transmitter,
I2C clock, SPI master-in/slave-out data.
R — Reserved.
R — Reserved.
O
EMC_A[16] — External memory interface address 16.
[2]
PIO3_28
-
M11 100
-
PU; Z I/O PIO3_28 — General-purpose digital input/output pin.
R — Reserved.
O
SCT0_OUT2 — SCTimer/PWM output 2.
I/O FC4_CTS_SDA_SSEL0 — Flexcomm 4: USART
clear-to-send, I2C data I/O, SPI Slave Select 0.
R — Reserved.
R — Reserved.
O
EMC_A[17] — External memory interface address 17.
LPC540xx
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© NXP Semiconductors N.V. 2018. All rights reserved.
Product data sheet
Rev. 1.8 — 22 June 2018
41 of 168
NXP [ NXP ]
