LPC2142FBD64(2007) Просмотр технического описания (PDF) - NXP Semiconductors.

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производитель

LPC2142FBD64
(Rev.:2007)

Single-chip 16-bit/32-bit microcontrollers; up to 512 kB flash with ISP/IAP, USB 2.0 full-speed device, 10-bit ADC and DAC

NXP Semiconductors. 

NXP Semiconductors

4. Block diagram

LPC2141/42/44/46/48

Single-chip 16-bit/32-bit microcontrollers

TMS(1) TDI(1)

TRST(1) TCK(1) TDO(1)

XTAL2

XTAL1 RST

P0[31:28] and

P0[25:0]

P1[31:16]

LPC2141/42/44/46/48

FAST GENERAL

PURPOSE I/O

ARM7 local bus

TEST/DEBUG

INTERFACE

ARM7TDMI-S

AHB BRIDGE

INTERNAL

SRAM

CONTROLLER

INTERNAL

FLASH

CONTROLLER

PLL0

system

clock

PLL1

SYSTEM

FUNCTIONS

USB

clock

VECTORED

INTERRUPT

CONTROLLER

AMBA AHB

(Advanced High-performance Bus)

EINT3 to EINT0

4 × CAP0

4 × CAP1

8 × MAT0

8 × MAT1

AD0[7:6] and

AD0[4:1]

AD1[7:0](2)

AOUT(4)

P0[31:28] and

P0[25:0]

P1[31:16]

PWM6 to PWM0

8 kB/16 kB/

32 kB

SRAM

32 kB/64 kB/128 kB/

256 kB/512 kB

FLASH

EXTERNAL

INTERRUPTS

AHB TO VPB VPB

BRIDGE DIVIDER

8 kB RAM

SHARED WITH

USB DMA(3)

AHB

DECODER

VPB (VLSI

peripheral bus)

USB 2.0 FULL-SPEED

DEVICE CONTROLLER

WITH DMA(3)

CAPTURE/COMPARE

(W/EXTERNAL CLOCK)

TIMER 0/TIMER 1

I2C-BUS SERIAL

INTERFACES 0 AND 1

ADC0 AND ADC1(2)

SPI AND SSP

SERIAL INTERFACES

DAC

GENERAL

PURPOSE I/O

PWM0

UART0/UART1

REAL-TIME CLOCK

WATCHDOG

TIMER

D+

D−

UP_LED

CONNECT

VBUS

SCL0, SCL1

SDA0, SDA1

SCK0, SCK1

MOSI0, MOSI1

MISO0, MISO1

SSEL0, SSEL1

TXD0, TXD1

RXD0, RXD1

DSR1(2),CTS1(2),

RTS1(2), DTR1(2)

DCD1(2),RI1(2)

RTCX1

RTCX2

VBAT

SYSTEM

CONTROL

002aab560

(1) Pins shared with GPIO.

(2) LPC2144/46/48 only.

(3) USB DMA controller with 8 kB of RAM accessible as general purpose RAM and/or DMA is available in LPC2146/48 only.

(4) LPC2142/44/46/48 only.

Fig 1. Block diagram

LPC2141_42_44_46_48_3

Product data sheet

Rev. 03 — 19 October 2007

© NXP B.V. 2007. All rights reserved.

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