LPC11C12/C14
NXP Semiconductors
Table 3.
Symbol
LPC11C14 pin description table (LQFP48 package) …continued
Pin
Type
Description
R/PIO0_11/
AD0/CT32B0_MAT3
32[5][2]
I
R — Reserved. Configure for an alternate function in the IOCONFIG block.
PIO0_11 — General purpose digital input/output pin.
AD0 — A/D converter, input 0.
I/O
I
O
I/O
CT32B0_MAT3 — Match output 3 for 32-bit timer 0.
PIO1_0 to PIO1_11
Port 1 — Port 1 is a 12-bit I/O port with individual direction and function
controls for each bit. The operation of port 1 pins depends on the function
selected through the IOCONFIG register block.
R/PIO1_0/
AD1/CT32B1_CAP0
33[5][2]
34[5]
35[5]
39[5]
40[5]
I
R — Reserved. Configure for an alternate function in the IOCONFIG block.
PIO1_0 — General purpose digital input/output pin.
AD1 — A/D converter, input 1.
I/O
I
I
CT32B1_CAP0 — Capture input 0 for 32-bit timer 1.
R — Reserved. Configure for an alternate function in the IOCONFIG block.
PIO1_1 — General purpose digital input/output pin.
AD2 — A/D converter, input 2.
R/PIO1_1/
AD2/CT32B1_MAT0
O
I/O
I
O
I
CT32B1_MAT0 — Match output 0 for 32-bit timer 1.
R — Reserved. Configure for an alternate function in the IOCONFIG block.
PIO1_2 — General purpose digital input/output pin.
AD3 — A/D converter, input 3.
R/PIO1_2/
AD3/CT32B1_MAT1
I/O
I
O
I/O
I/O
I
CT32B1_MAT1 — Match output 1 for 32-bit timer 1.
SWDIO — Serial wire debug input/output.
SWDIO/PIO1_3/AD4/
CT32B1_MAT2
PIO1_3 — General purpose digital input/output pin.
AD4 — A/D converter, input 4.
O
I/O
I
CT32B1_MAT2 — Match output 2 for 32-bit timer 1.
PIO1_4 — General purpose digital input/output pin.
AD5 — A/D converter, input 5.
PIO1_4/AD5/
CT32B1_MAT3/WAKEUP
O
I
CT32B1_MAT3 — Match output 3 for 32-bit timer 1.
WAKEUP — Deep power-down mode wake-up pin. This pin must be pulled
HIGH externally to enter Deep power-down mode and pulled LOW to exit
Deep power-down mode.
PIO1_5/RTS/
CT32B0_CAP0
45[3]
46[3]
47[3]
I/O
O
PIO1_5 — General purpose digital input/output pin.
RTS — Request To Send output for UART.
I
CT32B0_CAP0 — Capture input 0 for 32-bit timer 0.
PIO1_6 — General purpose digital input/output pin.
RXD — Receiver input for UART.
PIO1_6/RXD/
CT32B0_MAT0
I/O
I
O
CT32B0_MAT0 — Match output 0 for 32-bit timer 0.
PIO1_7 — General purpose digital input/output pin.
TXD — Transmitter output for UART.
PIO1_7/TXD/
CT32B0_MAT1
I/O
O
O
CT32B0_MAT1 — Match output 1 for 32-bit timer 0.
PIO1_8 — General purpose digital input/output pin.
CT16B1_CAP0 — Capture input 0 for 16-bit timer 1.
PIO1_9 — General purpose digital input/output pin.
CT16B1_MAT0 — Match output 0 for 16-bit timer 1.
PIO1_8/CT16B1_CAP0
PIO1_9/CT16B1_MAT0
9[3]
I/O
I
17[3]
I/O
O
LPC11C12_C14_0
All information provided in this document is subject to legal disclaimers.
© NXP B.V. 2010. All rights reserved.
Preliminary data sheet
Rev. 00.05 — 6 May 2010
6 of 49
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