LPC2290 datasheet(3/41 Pages) NXP

3 / 41 page

LPC2290_3

Product data sheet

Rev. 03 — 16 November 2006

3 of 41

NXP Semiconductors

LPC2290

16/32-bit ARM microcontroller with external memory interface

Block diagram

(1) When test/debug interface is used, GPIO/other functions sharing these pins are not available.

(2) Pins shared with GPIO.

(3) Available in LPC2290/01 only.

Fig 1.

Block diagram

002aaa796

system

clock

SCL

P0[30:0]

P2[31:0]

P1[31:16], P1[1:0]

P3[31:0]

SDA

CS3 to CS0(2)

A23 to A0(2)

BLS3 to BLS0(2)

OE, WE(2)

D31 to D0(2)

TRST(1)

TMS(1)

TCK(1)

TDI(1)

TDO(1)

XTAL2

XTAL1

SCK0, SCK1

MOSI0, MOSI1

MISO0, MISO1

EINT3 to EINT0

× CAP0

× CAP1

× MAT1

× MAT0

AIN3 to AIN0

AIN7 to AIN4

PWM6 to PWM1

SSEL0, SSEL1

TD2, TD1

RD2, RD1

TXD0, TXD1

RXD0, RXD1

DSR1, CTS1,

DCD1, RI1

AMBA Advanced High-performance

Bus(AHB)

AHB BRIDGE

TEST/DEBUG

INTERFACE

AHB

DECODER

AHB TO APB

BRIDGE

APB

DIVIDER

VECTORED

INTERRUPT

CONTROLLER

SYSTEM

FUNCTIONS

PLL

SPI AND SSP(3)

SERIAL INTERFACES

0 AND 1

I2C-BUS SERIAL

INTERFACE

UART0/UART1

CAN

WATCHDOG

TIMER

SYSTEM

CONTROL

EXTERNAL

INTERRUPTS

GENERAL

PURPOSE I/O

PWM0

CAPTURE/

COMPARE

TIMER 0/TIMER 1

A/D CONVERTER

ARM7TDMI-S

LPC2290

LPC2290/01

INTERNAL

SRAM

CONTROLLER

16/64 kB

SRAM

ARM7 local

bus

Advanced

Peripheral Bus

(APB)

REAL-TIME CLOCK

RST

EXTERNAL MEMORY

CONTROLLER

P0[31:0]

P1[31:16], P1[1:0]

FAST GENERAL

PURPOSE I/O(3)

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