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 44 of 168
NXP Semiconductors
LPC540xx
32-bit ARM Cortex-M4 microcontroller
PIO4_5 - E10 154 -
[2]
PU; Z I/O PIO4_5 — General-purpose digital input/output pin.
R — Reserved.
I/O FC9_CTS_SDA_SSEL0 — Flexcomm 9: USART
clear-to-send, I2C data I/O, SPI Slave Select 0.
I/O FC0_CTS_SDA_SSEL0 — Flexcomm 0: USART
clear-to-send, I2C data I/O, SPI Slave Select 0.
O CT4_MAT3 — Match output 3 from Timer 4.
I SCT0_GPI6 — Pin input 6 to SCTimer/PWM.
O EMC_CKE[2] — External memory interface SDRAM clock
enable 2.
PIO4_6 - D10 161 -
[2]
PU; Z I/O PIO4_6 — General-purpose digital input/output pin.
R — Reserved.
I/O FC9_RTS_SCL_SSEL1 — Flexcomm 9: USART
request-to-send, I2C clock, SPI slave select 1.
R — Reserved.
R — Reserved.
I SCT0_GPI7 — Pin input 7 to SCTimer/PWM.
O EMC_CKE[3] — External memory interface SDRAM clock
enable 3.
PIO4_7 - A14 166 -
[2][8]
PU; Z I/O PIO4_7 — General-purpose digital input/output pin.
R — Reserved.
I CT4_CAP3 — Capture input 3 to Timer 4.
O USB0_PORTPWRN — USB0 VBUS drive indicator
(Indicates VBUS must be driven).
O USB0_FRAME — USB0 frame toggle signal.
I SCT0_GPI0 — Pin input 0 to SCTimer/PWM.
PIO4_8 - B14 170 -
[2]
PU; Z I/O PIO4_8 — General-purpose digital input/output pin.
O ENET_TXD0 — Ethernet transmit data 0.
I/O FC2_SCK — Flexcomm 2: USART or SPI clock.
I USB0_OVERCURRENTN — USB0 bus overcurrent
indicator (active low).
O USB0_LEDN — USB0-configured LED indicator (active
low).
I SCT0_GPI1 — Pin input 1 to SCTimer/PWM.
Table 4. Pin description
…continued
Symbol
100-pin, TFBGA 180-pin, TFBGA 208-pin, LQFP 100-pin, LQFP Reset state
[1]
[9]
Type
Description