Datasheet

LPC540xx All information provided in this document is subject to legal disclaimers. © NXP Semiconductors N.V. 2018. All rights reserved.
Product data sheet Rev. 1.8 — 22 June 2018 51 of 168
NXP Semiconductors
LPC540xx
32-bit ARM Cortex-M4 microcontroller
PIO5_3 - - 129 -
[2]
PU; Z I/O PIO5_3 — General-purpose digital input/output pin.
O ENET_MDC — Ethernet management data clock.
O SD_VOLT[2] — SD/MMC card regulator voltage control [2].
I CT3_CAP1 — Capture input 1 to Timer 3.
I/O FC4_RTS_SCL_SSEL1 — Flexcomm 4: USART
request-to-send, I2C clock, SPI slave select 1.
R — Reserved.
I/O EMC_D[30] — External Memory interface data [30].
PIO5_4 - - 135 -
[2]
PU; Z I/O PIO5_4 — General-purpose digital input/output pin.
I/O ENET_MDIO — Ethernet management data I/O.
O SD_BACKEND_PWR — SD/MMC back-end power supply
for embedded device.
I CT3_CAP2 — Capture input 2 to Timer 3.
I/O FC4_SSEL2 — Flexcomm 4: SPI slave select 2.
R — Reserved.
I/O EMC_D[31] — External Memory interface data [31].
PIO5_5 - - 145 -
[2]
PU; Z I/O PIO5_5 — General-purpose digital input/output pin.
I SCT0_GPI0 — Pin input 0 to SCTimer/PWM.
O PDM1_CLK — Clock for PDM interface 1, for digital
microphone.
I CT3_CAP3 — Capture input 3 to Timer 3.
I/O FC4_SSEL3 — Flexcomm 4: SPI slave select 3.
O TRACECLK — Trace clock.
O EMC_A[21] — External memory interface address 21.
PIO5_6 - - 152 -
[2]
PU; Z I/O PIO5_6 — General-purpose digital input/output pin.
I SCT0_GPI1 — Pin input 1 to SCTimer/PWM.
I PDM1_DATA — Data for PDM interface 1 (digital
microphone).
I/O FC5_SCK — Flexcomm 5: USART or SPI clock.
O SCT0_OUT5 — SCTimer/PWM output 5.
O TRACEDATA[0] — Trace data bit 0.
O EMC_A[22] — External memory interface address 22.
Table 4. Pin description
…continued
Symbol
100-pin, TFBGA 180-pin, TFBGA 208-pin, LQFP 100-pin, LQFP Reset state
[1]
[9]
Type
Description