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 33 of 168
NXP Semiconductors
LPC540xx
32-bit ARM Cortex-M4 microcontroller
PIO2_12 - M2 45 -
[2]
PU; Z I/O PIO2_12 — General-purpose digital input/output pin.
O LCD_LE — LCD line end signal.
O SD_VOLT[1] — SD/MMC card regulator voltage control [1].
I USB0_IDVALUE — Indicates to the transceiver whether
connected as an A-device (USB0_ID LOW) or B-device
(USB0_ID HIGH).
R — Reserved.
I/O FC5_RXD_SDA_MOSI — Flexcomm 5: USART receiver,
I2C data I/O, SPI master-out/slave-in data.
PIO2_13 - P7 70 -
[2]
PU; Z I/O PIO2_13 — General-purpose digital input/output pin.
O LCD_DCLK — LCD panel clock.
O SD_VOLT[2] — SD/MMC card regulator voltage control [2].
R — Reserved.
R — Reserved.
I/O FC5_TXD_SCL_MISO — Flexcomm 5: USART transmitter,
I2C clock, SPI master-in/slave-out data.
PIO2_14 - L7 77 -
[2][8]
PU; Z I/O PIO2_14 — General-purpose digital input/output pin.
O LCD_FP — LCD frame pulse (STN). Vertical
synchronization pulse (TFT).
O USB0_FRAME — USB0 frame toggle signal.
O USB0_PORTPWRN — USB0 VBUS drive indicator
(Indicates VBUS must be driven).
O CT0_MAT2 — Match output 2 from Timer 0.
I/O FC5_CTS_SDA_SSEL0 — Flexcomm 5: USART
clear-to-send, I2C data I/O, SPI Slave Select 0.
PIO2_15 - M8 79 -
[2]
PU; Z I/O PIO2_15 — General-purpose digital input/output pin.
O LCD_AC — LCD STN AC bias drive or TFT data enable
output.
O USB0_LEDN — USB0-configured LED indicator (active
low).
I USB0_OVERCURRENTN — USB0 bus overcurrent
indicator (active low).
O CT0_MAT3 — Match output 3 from Timer 0.
I/O FC5_RTS_SCL_SSEL1 — Flexcomm 5: USART
request-to-send, I2C clock, SPI slave select 1.
Table 4. Pin description
…continued
Symbol
100-pin, TFBGA 180-pin, TFBGA 208-pin, LQFP 100-pin, LQFP Reset state
[1]
[9]
Type
Description