LPC2103 datasheet(3/32 Pages) PHILIPS

3 / 32 page

LPC2101_02_03_1

Preliminary data sheet

Rev. 01 — 18 January 2006

3 of 32

Philips Semiconductors

LPC2101/2102/2103

Single-chip 16-bit/32-bit microcontrollers

Block diagram

(1) Pins shared with GPIO.

Fig 1.

Block diagram

002aab814

system

clock

TRST

TMS

TCK

TDI

TDO

XTAL2 VDD(3V3)

XTAL1

AMBA AHB

(Advanced High-performance Bus)

MEMORY

ACCELERATOR

AHB BRIDGE

TEST/DEBUG

INTERFACE

AHB TO APB

BRIDGE

VECTORED

INTERRUPT

CONTROLLER

SYSTEM

FUNCTIONS

PLL

8 kB/16 kB/

32 kB FLASH

ARM7TDMI-S

LPC2101/2102/2103

INTERNAL

SRAM

CONTROLLER

2 kB/4 kB/

8 kB SRAM

ARM7 local bus

APB (ARM

peripheral bus)

SCL0, SCL1(1)

SDA0, SDA1(1)

× CAP0(1)

× CAP1(1)

× CAP2(1)

× MAT0(1)

× MAT1(1)

× MAT2(1)

× MAT3(1)

AD0[7:0]

I2C-BUS SERIAL

INTERFACES 0 AND 1

CAPTURE/COMPARE

EXTERNAL COUNTER

TIMER 0/TIMER 1/

TIMER 2/TIMER 3

EINT2 to

EINT0(1)

EXTERNAL

INTERRUPTS

SCK0, SCK1(1)

MOSI0, MOSI1(1)

MISO0, MISO1(1)

SSEL0, SSEL1(1)

SPI AND SSP

SERIAL INTERFACES

ADC

TXD0, TXD1(1)

RXD0, RXD1(1)

UART0/UART1

RTXC2

RTXC1

VBAT

REAL-TIME CLOCK

WATCHDOG

TIMER

SYSTEM CONTROL

P0[31:0]

GENERAL

PURPOSE I/O

HIGH SPEED

GENERAL

PURPOSE I/O

RST

VSS

8 kB

BOOT ROM

VDD(1V8)

DSR1, CTS1,

RTS1, DTR1

DCD1, RI1

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