LPC540xx
NXP Semiconductors
32-bit ARM Cortex-M4 microcontroller
Table 4.
Symbol
Pin description …continued
Description
[2]
PIO0_26
H10 M13 110 56
PU; Z I/O PIO0_26 — General-purpose digital input/output pin.
I/O FC2_RXD_SDA_MOSI — Flexcomm 2: USART receiver,
I2C data I/O, SPI master-out/slave-in data.
O
I
CLKOUT — Output of the CLKOUT function.
CT3_CAP2 — Capture input 2 to Timer 3.
SCT0_OUT5 — SCTimer/PWM output 5.
O
O
PDM0_CLK — Clock for PDM interface 0, for digital
microphone.
O
I
SPIFI_CLK — Clock output for the SPI Flash Interface.
USB0_IDVALUE — Indicates to the transceiver whether
connected as an A-device (USB0_ID LOW) or B-device
(USB0_ID HIGH).
I/O FC0_SCK — Flexcomm 0: USART or SPI clock.
I/O FC10_SSEL0 — Flexcomm 10: SPI slave select 0.
PU; Z I/O PIO0_27 — General-purpose digital input/output pin.
[2]
PIO0_27
H7 L9
87
42
I/O FC2_TXD_SCL_MISO — Flexcomm 2: USART transmitter,
I2C clock, SPI master-in/slave-out data.
R — Reserved.
O
O
I
CT3_MAT2 — Match output 2 from Timer 3.
SCT0_OUT6 — SCTimer/PWM output 6.
PDM0_DATA — Data for PDM interface 0 (digital
microphone).
I/O SPIFI_IO3 — Data bit 3 for the SPI Flash Interface.
PU; Z I/O PIO0_28 — General-purpose digital input/output pin.
I/O FC0_SCK — Flexcomm 0: USART or SPI clock.
R — Reserved.
[2]
PIO0_28
J7
M9 91
44
I
CT2_CAP3 — Capture 3 input to Timer 2.
SCT0_OUT7 — SCTimer/PWM output 7.
TRACEDATA[3] — Trace data bit 3.
O
O
I/O SPIFI_IO2 — Data bit 2 for the SPI Flash Interface.
I
USB0_OVERCURRENTN — USB0 bus overcurrent
indicator (active low).
LPC540xx
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© NXP Semiconductors N.V. 2018. All rights reserved.
Product data sheet
Rev. 1.8 — 22 June 2018
21 of 168
NXP [ NXP ]
