Datasheet

LPC11E3X All information provided in this document is subject to legal disclaimers. © NXP Semiconductors N.V. 2014. All rights reserved.
Product data sheet Rev. 2.3 — 11 September 2014 17 of 71
NXP Semiconductors
LPC11E3x
32-bit ARM Cortex-M0 microcontroller
PIO1_23/CT16B1_MAT1/
SSEL1
-131824
[3]
I; PU I/O PIO1_23 — General purpose digital input/output
pin.
-OCT16B1_MAT1 — Match output 1 for 16-bit timer
1.
-I/OSSEL1 — Slave select for SSP1.
PIO1_24/CT32B0_MAT0 - 14 21 27
[3]
I; PU I/O PIO1_24 — General purpose digital input/output
pin.
-OCT32B0_MAT0 — Match output 0 for 32-bit timer
0.
PIO1_25/CT32B0_MAT1 - - 1 2
[3]
I; PU I/O PIO1_25 — General purpose digital input/output
pin.
-OCT32B0_MAT1 — Match output 1 for 32-bit timer
0.
PIO1_26/CT32B0_MAT2/
RXD/IOH_19
--1114
[3]
I; PU I/O PIO1_26 — General purpose digital input/output
pin.
-OCT32B0_MAT2 — Match output 2 for 32-bit timer
0.
-IRXD — Receiver input for USART.
-I/OIOH_19 — I/O Handler input/output 18.
(LPC11E37HFBD64/401 only.)
PIO1_27/CT32B0_MAT3/
TXD/IOH_20
- - 12 15
[3]
I; PU I/O PIO1_27 — General purpose digital input/output
pin.
-OCT32B0_MAT3 — Match output 3 for 32-bit timer
0.
-OTXD — Transmitter output for USART.
-I/OIOH_20 — I/O Handler input/output 20.
(LPC11E37HFBD64/401 only.)
PIO1_28/CT32B0_CAP0/
SCLK
- - 24 31
[3]
I; PU I/O PIO1_28 — General purpose digital input/output
pin.
-ICT32B0_CAP0 — Capture input 0 for 32-bit timer
0.
-I/OSCLK — Serial clock input/output for USART in
synchronous mode.
PIO1_29/SCK0/
CT32B0_CAP1
- - 31 41
[3]
I; PU I/O PIO1_29 — General purpose digital input/output
pin.
-I/OSCK0 — Serial clock for SSP0.
-ICT32B0_CAP1 — Capture input 1 for 32-bit timer
0.
PIO1_31 - - 25 -
[3]
I; PU I/O PIO1_31 — General purpose digital input/output
pin.
n.c. - - 19 25 - - Not connected.
n.c. - - 20 26 - - Not connected.
Table 3. Pin description
Symbol
Pin HVQFN33 (5x5) Pin HVQFN33 (7x7) Pin LQFP48 Pin LQFP64
Reset
state
[1]
Type Description