LPC2103 datasheet(7/32 Pages) PHILIPS

7 / 32 page

LPC2101_02_03_1

Preliminary data sheet

Rev. 01 — 18 January 2006

7 of 32

Philips Semiconductors

LPC2101/2102/2103

Single-chip 16-bit/32-bit microcontrollers

P0.10/RTS1/

CAP1.0/AD0.3

35 [4]

38 [4]

I/O

P0.10 — General purpose Input/output digital pin (GPIO).

RTS1 — Request to Send output for UART1.

CAP1.0 — Capture input for Timer 1, channel 0.

AD0.3 — ADC 0, input 3.

P0.11/CTS1/

CAP1.1/AD0.4

36 [3]

39 [3]

I/O

P0.11 — General purpose Input/output digital pin (GPIO).

CTS1 — Clear to Send input for UART1.

CAP1.1 — Capture input for Timer 1, channel 1.

AD0.4 — ADC 0, input 4.

P0.12/DSR1/

MAT1.0/AD0.5

37 [4]

40 [4]

I/O

P0.12 — General purpose Input/output digital pin (GPIO).

DSR1 — Data Set Ready input for UART1.

MAT1.0 — PWM output for Timer 1, channel 0.

AD0.5 — ADC 0, input 5.

P0.13/DTR1/

MAT1.1

41 [4]

43 [4]

I/O

P0.13 — General purpose Input/output digital pin (GPIO).

DTR1 — Data Terminal Ready output for UART1.

MAT1.1 — PWM output for Timer 1, channel 1.

P0.14/DCD1/

SCK1/EINT1

44 [3]

2 [3]

I/O

P0.14 — General purpose Input/output digital pin (GPIO).

DCD1 — Data Carrier Detect input for UART1.

I/O

SCK1 — Serial Clock for SPI1. SPI clock output from master

or input to slave.

EINT1 — External interrupt 1 input.

P0.15/RI1/

EINT2

45 [4]

3 [4]

I/O

P0.15 — General purpose Input/output digital pin (GPIO).

RI1 — Ring Indicator input for UART1.

EINT2 — External interrupt 2 input.

P0.16/EINT0/

MAT0.2

46 [2]

4 [2]

I/O

P0.16 — General purpose Input/output digital pin (GPIO).

EINT0 — External interrupt 0 input.

MAT0.2 — PWM output for Timer 0, channel 2.

P0.17/CAP1.2/

SCL1

47 [1]

5 [1]

I/O

P0.17 — General purpose Input/output digital pin (GPIO).

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

I/O

SCL1 — I2C1 clock Input/output. Open-drain output (for

I2C-bus compliance).

P0.18/CAP1.3/

SDA1

48 [1]

6 [1]

I/O

P0.18 — General purpose Input/output digital pin (GPIO).

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

I/O

SDA1 — I2C1 data Input/output. Open-drain output (for

I2C-bus compliance).

P0.19/MAT1.2/

MISO1

1 [1]

7 [1]

I/O

P0.19 — General purpose Input/output digital pin (GPIO).

MAT1.2 — PWM output for Timer 1, channel 2.

I/O

MISO1 — Master In Slave Out for SSP. Data input to SPI

master or data output from SSP slave.

P0.20/MAT1.3/

MOSI1

2 [2]

8 [2]

I/O

P0.20 — General purpose Input/output digital pin (GPIO).

MAT1.3 — PWM output for Timer 1, channel 3.

I/O

MOSI1 — Master Out Slave for SSP. Data output from SSP

master or data input to SSP slave.

Table 3:

Pin description …continued

Symbol

LQFP48

PLCC44

Type

Description

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