LPC2109 View Datasheet(PDF) - NXP Semiconductors.

Part Name

Description

Manufacturer

LPC2109

Single-chip 16/32-bit microcontrollers; 64/128/256 kB ISP/IAP flash with 10-bit ADC and CAN

NXP Semiconductors. 

NXP Semiconductors

LPC2109/2119/2129

Single-chip 16/32-bit microcontrollers

Table 3. Pin description …continued

Symbol

Pin

Type Description

P0[15]/RI1/EINT2 45

I

RI1 — Ring Indicator input for UART1.

I

EINT2 — External interrupt 2 input.

P0[16]/EINT0/

46

MAT0[2]/CAP0[2]

I

EINT0 — External interrupt 0 input.

O MAT0[2] — Match output for Timer 0, channel 2.

I

CAP0[2] — Capture input for Timer 0, channel 2.

P0[17]/CAP1[2]/ 47

SCK1/MAT1[2]

I

CAP1[2] — Capture input for Timer 1, channel 2.

I/O SCK1 — Serial Clock for SPI1/SSP[1]. SPI clock output from master or input to

slave.

O MAT1[2] — Match output for Timer 1, channel 2.

P0[18]/CAP1[3]/ 53

MISO1/MAT1[3]

I

CAP1[3] — Capture input for Timer 1, channel 3.

I/O MISO1 — Master In Slave Out for SPI1/SSP[1]. Data input to SPI master or data

output from SPI slave.

O MAT1[3] — Match output for Timer 1, channel 3.

P0[19]/MAT1[2]/ 54

MOSI1/CAP1[2]

O MAT1[2] — Match output for Timer 1, channel 2.

I/O MOSI1 — Master Out Slave In for SPI1/SSP[1]. Data output from SPI master or data

input to SPI slave.

I

CAP1[2] — Capture input for Timer 1, channel 2.

P0[20]/MAT1[3]/ 55

SSEL1/EINT3

O MAT1[3] — Match output for Timer 1, channel 3.

I

SSEL1 — Slave Select for SPI1/SSP[1]. Selects the SPI interface as a slave.

I

EINT3 — External interrupt 3 input.

P0[21]/PWM5/

1

CAP1[3]

O PWM5 — Pulse Width Modulator output 5.

I

CAP1[3] — Capture input for Timer 1, channel 3.

P0[22]/CAP0[0]/ 2

MAT0[0]

I

CAP0[0] — Capture input for Timer 0, channel 0.

O MAT0[0] — Match output for Timer 0, channel 0.

P0[23]/RD2

3

I

CAN2 receiver input (not available on LPC2109).

P0[24]/TD2

5

O CAN2 transmitter output (not available on LPC2109).

P0[25]/RD1

9

I

CAN1 receiver input.

P0[27]/AIN0/

11

CAP0[1]/MAT0[1]

I

AIN0 — A/D converter, input 0. This analog input is always connected to its pin.

I

CAP0[1] — Capture input for Timer 0, channel 1.

O MAT0[1] — Match output for Timer 0, channel 1.

P0[28]/AIN1/

13

CAP0[2]/MAT0[2]

I

AIN1 — A/D converter, input 1. This analog input is always connected to its pin.

I

CAP0[2] — Capture input for Timer 0, channel 2.

O MAT0[2] — Match output for Timer 0, channel 2.

P0[29]/AIN2/

14

CAP0[3]/MAT0[3]

I

AIN2 — A/D converter, input 2. This analog input is always connected to its pin.

I

CAP0[3] — Capture input for Timer 0, Channel 3.

O MAT0[3] — Match output for Timer 0, channel 3.

P0[30]/AIN3/

15

EINT3/CAP0[0]

I

AIN3 — A/D converter, input 3. This analog input is always connected to its pin.

I

EINT3 — External interrupt 3 input.

I

CAP0[0] — Capture input for Timer 0, channel 0.

P1[0] to P1[31]

I/O Port 1 is a 32-bit bidirectional I/O port with individual direction controls for each bit.

The operation of port 1 pins depends upon the pin function selected via the Pin

Connect Block. Pins 0 through 15 of port 1 are not available.

LPC2109_2119_2129_6

Product data sheet

Rev. 06 — 10 December 2007

© NXP B.V. 2007. All rights reserved.

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