UM10462 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2016. All rights reserved.
User manual Rev. 5.5 — 21 December 2016 143 of 523
NXP Semiconductors
UM10462
Chapter 8: LPC11U3x/2x/1x Pin configuration
PIO1_4/CT32B1_CAP0 - - 16
[3]
I; PU I/O PIO1_4 — General purpose digital input/output pin.
-ICT32B1_CAP0 — Capture input 0 for 32-bit timer 1.
PIO1_5/CT32B1_CAP1 - - 32
[3]
I; PU I/O PIO1_5 — General purpose digital input/output pin.
-ICT32B1_CAP1 — Capture input 1 for 32-bit timer 1.
PIO1_6 - - 64
[3]
I; PU I/O PIO1_6 — General purpose digital input/output pin.
PIO1_7 - - 6
[3]
I; PU I/O PIO1_7 — General purpose digital input/output pin.
PIO1_8 - - 39
[3]
I; PU I/O PIO1_8 — General purpose digital input/output pin.
PIO1_9 - - 55
[3]
I; PU I/O PIO1_9 — General purpose digital input/output pin.
PIO1_10 - - 12
[3]
I; PU I/O PIO1_10 — General purpose digital input/output pin.
PIO1_11 - - 43
[3]
I; PU I/O PIO1_11 — General purpose digital input/output pin.
PIO1_12 - - 59
[3]
I; PU I/O PIO1_12 — General purpose digital input/output pin.
PIO1_13/DTR
/
CT16B0_MAT0/TXD
-3647
[3]
I; PU I/O PIO1_13 — General purpose digital input/output pin.
-ODTR
— Data Terminal Ready output for USART.
-OCT16B0_MAT0 — Match output 0 for 16-bit timer 0.
-OTXD — Transmitter output for USART.
PIO1_14/DSR
/
CT16B0_MAT1/RXD
-3749
[3]
I; PU I/O PIO1_14 — General purpose digital input/output pin.
-IDSR
— Data Set Ready input for USART.
-OCT16B0_MAT1 — Match output 1 for 16-bit timer 0.
-IRXD — Receiver input for USART.
PIO1_15/DCD
/
CT16B0_MAT2/SCK1
28 43 57
[3]
I; PU I/O PIO1_15 — General purpose digital input/output pin.
I DCD
— Data Carrier Detect input for USART.
-OCT16B0_MAT2 — Match output 2 for 16-bit timer 0.
-I/OSCK1 — Serial clock for SSP1.
PIO1_16/RI
/
CT16B0_CAP0
-4863
[3]
I; PU I/O PIO1_16 — General purpose digital input/output pin.
-IRI
— Ring Indicator input for USART.
-ICT16B0_CAP0 — Capture input 0 for 16-bit timer 0.
PIO1_17/CT16B0_CAP1/
RXD
-- 23
[3]
I; PU I/O PIO1_17 — General purpose digital input/output pin.
-ICT16B0_CAP1 — Capture input 1 for 16-bit timer 0.
-IRXD — Receiver input for USART.
PIO1_18/CT16B1_CAP1/
TXD
-- 28
[3]
I; PU I/O PIO1_18 — General purpose digital input/output pin.
-ICT16B1_CAP1 — Capture input 1 for 16-bit timer 1.
-OTXD — Transmitter output for USART.
PIO1_19/DTR
/SSEL1 1 2 3
[3]
I; PU I/O PIO1_19 — General purpose digital input/output pin.
-ODTR
— Data Terminal Ready output for USART.
-I/OSSEL1 — Slave select for SSP1.
PIO1_20/DSR
/SCK1 - 13 18
[3]
I; PU I/O PIO1_20 — General purpose digital input/output pin.
-IDSR
— Data Set Ready input for USART.
-I/OSCK1 — Serial clock for SSP1.
Table 134. LPC11U2x pin description …continued
Symbol
Pin HVQFN33
Pin LQFP48
Pin LQFP64
Reset
state
[1]
Type Description
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