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 34 of 168
NXP Semiconductors
LPC540xx
32-bit ARM Cortex-M4 microcontroller
PIO2_16 - L8 81 -
[2][8]
PU; Z I/O PIO2_16 — General-purpose digital input/output pin.
O LCD_LP — LCD line synchronization pulse (STN).
Horizontal synchronization pulse (TFT).
O USB1_FRAME — USB1 frame toggle signal.
O USB1_PORTPWRN — USB1 VBUS drive indicator
(Indicates VBUS must be driven).
O CT1_MAT3 — Match output 3 from Timer 1.
I/O FC8_SCK — Flexcomm 8: USART or SPI clock.
PIO2_17 - P10 86 -
[2]
PU; Z I/O PIO2_17 — General-purpose digital input/output pin.
I LCD_CLKIN — LCD clock input.
O USB1_LEDN — USB1-configured LED indicator (active
low).
I USB1_OVERCURRENTN — USB1 bus overcurrent
indicator (active low).
I CT1_CAP1 — Capture 1 input to Timer 1.
I/O FC8_RXD_SDA_MOSI — Flexcomm 8: USART receiver,
I2C data I/O, SPI master-out/slave-in data.
PIO2_18 - N10 90 -
[2]
PU; Z I/O PIO2_18 — General-purpose digital input/output pin.
O LCD_VD[0] — LCD Data [0].
I/O FC3_RXD_SDA_MOSI — Flexcomm 3: USART receiver,
I2C data I/O, SPI master-out/slave-in data.
I/O FC7_SCK — Flexcomm 7: USART, SPI, or I2S clock.
O CT3_MAT0 — Match output 0 from Timer 3.
PIO2_19 - P12 93 -
[2]
PU; Z I/O PIO2_19 — General-purpose digital input/output pin.
O LCD_VD[1] — LCD Data [1].
I/O FC3_TXD_SCL_MISO — Flexcomm 3: USART transmitter,
I2C clock, SPI master-in/slave-out data.
I/O FC7_RXD_SDA_MOSI_DATA — Flexcomm 7: USART
receiver, I2C data I/O, SPI master-out/slave-in data, I2S
data I/O.
O CT3_MAT1 — Match output 1 from Timer 3.
PIO2_20 - P13 95 -
[2]
PU; Z I/O PIO2_20 — General-purpose digital input/output pin.
O LCD_VD[2] — LCD Data [2].
I/O FC3_RTS_SCL_SSEL1 — Flexcomm 3: USART
request-to-send, I2C clock, SPI slave select 1.
I/O FC7_TXD_SCL_MISO_WS — Flexcomm 7: USART
transmitter, I2C clock, SPI master-in/slave-out data I/O, I2S
word-select/frame.
O CT3_MAT2 — Match output 2 from Timer 3.
I CT4_CAP0 — Capture input 4 to Timer 0.
Table 4. Pin description
…continued
Symbol
100-pin, TFBGA 180-pin, TFBGA 208-pin, LQFP 100-pin, LQFP Reset state
[1]
[9]
Type
Description