LPC1114FA44SLASH301 datasheet(10/59 Pages) NXP

10 / 59 page

LPC1111_12_13_14_1

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Product data sheet

Rev. 01 — 16 April 2010

10 of 59

NXP Semiconductors

LPC1111/12/13/14

32-bit ARM Cortex-M0 microcontroller

PIO1_11/AD7

42[4]

I/O

PIO1_11 — General purpose digital input/output pin.

AD7 — A/D converter, input 7.

PIO2_0 to PIO2_11

I/O

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.

PIO2_0/DTR/SSEL1

2[2]

I/O

PIO2_0 — General purpose digital input/output pin.

DTR — Data Terminal Ready output for UART.

SSEL1 — Slave Select for SPI1.

PIO2_1/DSR/SCK1

13[2]

I/O

PIO2_1 — General purpose digital input/output pin.

DSR — Data Set Ready input for UART.

I/O

SCK1 — Serial clock for SPI1.

PIO2_2/DCD/MISO1

26[2]

I/O

PIO2_2 — General purpose digital input/output pin.

DCD — Data Carrier Detect input for UART.

I/O

MISO1 — Master In Slave Out for SPI1.

PIO2_3/RI/MOSI1

38[2]

I/O

PIO2_3 — General purpose digital input/output pin.

RI — Ring Indicator input for UART.

I/O

MOSI1 — Master Out Slave In for SPI1.

PIO2_4

19[2]

I/O

PIO2_4 — General purpose digital input/output pin.

PIO2_5

20[2]

I/O

PIO2_5 — General purpose digital input/output pin.

PIO2_6

1[2]

I/O

PIO2_6 — General purpose digital input/output pin.

PIO2_7

11[2]

I/O

PIO2_7 — General purpose digital input/output pin.

PIO2_8

12[2]

I/O

PIO2_8 — General purpose digital input/output pin.

PIO2_9

24[2]

I/O

PIO2_9 — General purpose digital input/output pin.

PIO2_10

25[2]

I/O

PIO2_10 — General purpose digital input/output pin.

PIO2_11/SCK0

31[2]

I/O

PIO2_11 — General purpose digital input/output pin.

I/O

SCK0 — Serial clock for SPI0.

PIO3_0 to PIO3_5

I/O

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_6 to PIO3_11

are not available.

PIO3_0/DTR

36[2]

I/O

PIO3_0 — General purpose digital input/output pin.

DTR — Data Terminal Ready output for UART.

PIO3_1/DSR

37[2]

I/O

PIO3_1 — General purpose digital input/output pin.

DSR — Data Set Ready input for UART.

PIO3_2/DCD

43[2]

I/O

PIO3_2 — General purpose digital input/output pin.

DCD — Data Carrier Detect input for UART.

PIO3_3/RI

48[2]

I/O

PIO3_3 — General purpose digital input/output pin.

RI — Ring Indicator input for UART.

PIO3_4

18[2]

I/O

PIO3_4 — General purpose digital input/output pin.

PIO3_5

21[2]

I/O

PIO3_5 — General purpose digital input/output pin.

VDD

8; 44

3.3 V supply voltage to the internal regulator, the external rail, and the ADC.

Also used as the ADC reference voltage.

Table 3.

LPC1113/14 pin description table (LQFP48 package) …continued

Symbol

Type

Description

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