LPC540xx
NXP Semiconductors
32-bit ARM Cortex-M4 microcontroller
Table 4.
Symbol
Pin description …continued
Description
[2]
[2]
[2]
[2]
PIO3_29
PIO3_30
PIO3_31
PIO4_0
-
-
-
-
L13 112
K13 116
J14 123
H13 127
-
-
-
-
PU; Z I/O PIO3_29 — General-purpose digital input/output pin.
R — Reserved.
O
SCT0_OUT3 — SCTimer/PWM output 3.
I/O FC4_RTS_SCL_SSEL1 — Flexcomm 4: USART
request-to-send, I2C clock, SPI slave select 1.
R — Reserved.
R — Reserved.
O
EMC_A[18] — External memory interface address 18.
PU; Z I/O PIO3_30 — General-purpose digital input/output pin.
I/O FC9_CTS_SDA_SSEL0 — Flexcomm 9: USART
clear-to-send, I2C data I/O, SPI Slave Select 0.
O
SCT0_OUT4 — SCTimer/PWM output 4.
I/O FC4_SSEL2 — Flexcomm 4: SPI slave select 2.
R — Reserved.
R — Reserved.
O
EMC_A[19] — External memory interface address 19.
PU; Z I/O PIO3_31 — General-purpose digital input/output pin.
I/O FC9_RTS_SCL_SSEL1 — Flexcomm 9: USART
request-to-send, I2C clock, SPI slave select 1.
O
O
SCT0_OUT5 — SCTimer/PWM output 5.
CT4_MAT2 — Match output 2 from Timer 4.
R — Reserved.
I
SCT0_GPI0 — Pin input 0 to SCTimer/PWM.
EMC_A[20] — External memory interface address 20.
O
PU; Z I/O PIO4_0 — General-purpose digital input/output pin.
R — Reserved.
I/O FC6_CTS_SDA_SSEL0 — Flexcomm 6: USART
clear-to-send, I2C data I/O, SPI Slave Select 0.
I
CT4_CAP1 — Capture input 4 to Timer 1.
R — Reserved.
I
SCT0_GPI1 — Pin input 1 to SCTimer/PWM.
O
EMC_CSN[1] — External memory interface static chip
select 1(active low).
LPC540xx
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© NXP Semiconductors N.V. 2018. All rights reserved.
Product data sheet
Rev. 1.8 — 22 June 2018
42 of 168
NXP [ NXP ]
