Datasheet

UM10398 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2014. All rights reserved.
User manual Rev. 12.3 — 10 June 2014 188 of 547
NXP Semiconductors
UM10398
Chapter 11: LPC111x Pin configuration (LPC1100XL series,
PIO1_7/TXD/
CT32B0_MAT1
32
[3]
no I/O I;PU PIO1_7 — General purpose digital input/output pin.
O- TXD — Transmitter output for UART.
O- CT32B0_MAT1 — Match output 1 for 32-bit timer 0.
PIO1_8/
CT16B1_CAP0
7
[3]
no I/O I;PU PIO1_8 — General purpose digital input/output pin.
I- CT16B1_CAP0 — Capture input 0 for 16-bit timer 1.
PIO1_9/
CT16B1_MAT0/
MOSI
12
[3]
no I/O I;PU PIO1_9 — General purpose digital input/output pin.
O- CT16B1_MAT0 — Match output 0 for 16-bit timer 1.
I/O - MOSI — Master Out Slave In for SPI1
PIO1_10/AD6/
CT16B1_MAT1/
MISO
20
[5]
no I/O I;PU PIO1_10 — General purpose digital input/output pin.
I- AD6 — A/D converter, input 6.
O- CT16B1_MAT1 — Match output 1 for 16-bit timer 1.
I/O - MISO1 — Master In Slave Out for SPI1
PIO1_11/AD7/
CT32B1_CAP1
27
[5]
no I/O I;PU PIO1_11 — General purpose digital input/output pin.
I- AD7 — A/D converter, input 7.
I- CT32B1_CAP1 — Capture input 1 for 32-bit timer 1.
PIO2_0 Port 2 — Port 2 is a 12-bit I/O port with individual direction and
function controls for each bit. The operation of port 2 pins depends on
the function selected through the IOCONFIG register block. Pins
PIO2_1 to PIO2_11 are not available.
PIO2_0/DTR
/SSEL1 1
[3]
no I/O I;PU PIO2_0 — General purpose digital input/output pin.
O- DTR
— Data Terminal Ready output for UART.
I/O - SSEL1 — Slave Select for SPI1.
PIO3_0 to PIO3_5 Port 3 — Port 3 is a 12-bit I/O port with individual direction and
function controls for each bit. The operation of port 3 pins depends on
the function selected through the IOCONFIG register block. Pins
PIO3_0, PIO3_1, PIO3_3 and PIO3_6 to PIO3_11 are not available.
PIO3_2/
CT16B0_MAT2/
SCK1
28
[3]
no I/O I;PU PIO3_2 — General purpose digital input/output pin.
O- CT16B0_MAT2 — Match output 2 for 16-bit timer 0.
I/O - SCK1 — Serial clock for SPI1.
PIO3_4/
CT16B0_CAP1/RXD
13
[3]
no I/O I;PU PIO3_4 — General purpose digital input/output pin.
I- CT16B0_CAP1 — Capture input 1 for 16-bit timer 0.
I- RXD — Receiver input for UART.
PIO3_5/
CT16B1_CAP1/TXD
14
[3]
no I/O I;PU PIO3_5 — General purpose digital input/output pin.
I- CT16B1_CAP1 — Capture input 1 for 16-bit timer 1.
O- TXD — Transmitter output for UART.
Table 171. LPC1111/12/13/14XL pin description table (HVQFN33 package)
…continued
Symbol Pin Start
logic
input
Type Reset
state
[1]
Description