LPC2194 View Datasheet(PDF) - Philips Electronics

Part Name

Description

Manufacturer

LPC2194

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

Philips Electronics 

Philips Semiconductors

4. Block diagram

LPC2194

Single-chip 16/32-bit microcontrollers

ARM7 LOCAL BUS

TEST/DEBUG

INTERFACE

ARM7TDMI-S

AHB BRIDGE

system

clock

PLL

SYSTEM

FUNCTIONS

VECTORED INTERRUPT

CONTROLLER

AMBA AHB

(Advanced High-performance Bus)

INTERNAL SRAM

CONTROLLER

INTERNAL

FLASH

CONTROLLER

16 kB

SRAM

128/256 kB

FLASH

EINT0*

EINT1*

EINT2*

EINT3*

EXTERNAL

INTERRUPTS

8 x CAP*

8 x MAT*

CAPTURE/

COMPARE

TIMER0/TIMER1

PWM1..6*

PWM0

P0 (30 PINS)

P1.31:16

GENERAL

PURPOSE I/O

AHB TO VPB VPB

BRIDGE DIVIDER

AHB

DECODER

APB

I2C SERIAL

INTERFACE

SCL*

SDA*

SPI SERIAL

INTERFACE 0 & 1

SCK*

MOSI*

MISO*

SSEL*

UART0/UART1

TxD0,1*

RxD0,1*

MODEM CONTROL

(6 PINS)*

REAL TIME CLOCK

Ain3:0*

10-BIT

A/D CONVERTER

WATCHDOG

TIMER

RD4:1*

TD4:1*

CAN INTERFACE

1, 2, 3 & 4

ACCEPTANCE FILTERS

SYSTEM

CONTROL

*Shared with GPIO

002aaa756

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

Fig 1. Block diagram.

9397 750 12757

Preliminary data

Rev. 01 — 06 February 2004

© Koninklijke Philips Electronics N.V. 2004. All rights reserved.

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