LPC2138 datasheet(3/41 Pages) PHILIPS

Part #	LPC2138

Description	Single-chip 16/32-bit microcontrollers; 32/64/512 kB ISP/IAP Flash with 10-bit ADC and DAC

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Manufacturer	PHILIPS [NXP Semiconductors]

Direct Link	http://www.nxp.com

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3 / 41 page

9397 750 14868

Preliminary data sheet

Rev. 02 — 15 April 2005

3 of 41

Philips Semiconductors

LPC2131/2132/2134/2136/2138

Single-chip 16/32-bit microcontrollers

4.

Block diagram

(1) LPC2134/2136/2138 only.

(2) LPC2132/2134/2136/2138 only.

(3) Pins shared with GPIO.

Fig 1.

Block diagram.

002aab067

system

clock

SCL0,1

AOUT(2)

P0.31:0

P1.31:16

SDA0,1

TRST(3)

TMS(3)

TCK(3)

TDI(3)

TDO(3)

XTAL2

XTAL1

SCK0,1

MOSI0,1

MISO0,1

EINT3:0

8

× CAP0

8

× MAT

AD0.7:0

AD1.7:0(1)

PWM6:1

SSEL0,1

TXD0,1

RXD0,1

RTXC2

RTXC1

VBAT

DSR1(1),CTS1(1),

RTS1(1), DTR1(1)

DCD1(1),RI1(1)

AMBA AHB

(Advanced High-performance Bus)

INTERNAL

FLASH

CONTROLLER

AHB BRIDGE

TEST/DEBUG

INTERFACE

AHB

DECODER

AHB TO VPB

BRIDGE

VPB

DIVIDER

VECTORED

INTERRUPT

CONTROLLER

SYSTEM

FUNCTIONS

PLL

SPI AND SSP

SERIAL INTERFACES

I2C SERIAL

INTERFACES 0 AND 1

UART0/UART1

REAL TIME CLOCK

WATCHDOG

TIMER

SYSTEM

CONTROL

EXTERNAL

INTERRUPTS

GENERAL

PURPOSE I/O

PWM0

CAPTURE/

COMPARE

TIMER 0/TIMER 1

A/D CONVERTERS

0 AND 1(1)

D/A CONVERTER(2)

32/64/128/

256/512 kB

FLASH

ARM7TDMI-S

LPC2131/2132/2134/2136/2138

INTERNAL

SRAM

CONTROLLER

8/16/32 kB

SRAM

ARM7 local bus

VPB (VLSI

peripheral bus)

RST

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