LPC2194(2007) 데이터 시트보기 (PDF) - NXP Semiconductors.

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LPC2194
(Rev.:2007)

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

NXP Semiconductors. 

NXP Semiconductors

4. Block diagram

LPC2194

Single-chip 16/32-bit microcontroller

TMS(2) TDI(2) RTCK

TRST(2) TCK(2) TDO(2)

XTAL2

XTAL1 RESET

P0[30:27],

P0[25:0]

P1[31:16]

LPC2194

HIGH-SPEED

GPI/O(3)

46 PINS TOTAL

ARM7 LOCAL BUS

TEST/DEBUG

INTERFACE

ARM7TDMI-S

AHB BRIDGE

PLL

system

clock

SYSTEM

FUNCTIONS

VECTORED

INTERRUPT

CONTROLLER

AMBA Advanced High-performance

Bus (AHB)

VDD(3V3)

VDD(1V8)

VSS

INTERNAL

SRAM

CONTROLLER

INTERNAL

FLASH

CONTROLLER

16 kB

SRAM

256 kB

FLASH

AHB TO APB APB

BRIDGE DIVIDER

AHB

DECODER

I2C-BUS SERIAL

INTERFACE

EINT[3:0](1)

4 × CAP0(1)

4 × CAP1(1)

4 × MAT0(1)

4 × MAT1(1)

AIN[3:0](1)

P0[30:27],

P0[25:0]

P1[31:16]

PWM[6:1](1)

EXTERNAL

INTERRUPTS

CAPTURE/

COMPARE

TIMER 0/TIMER 1

A/D CONVERTER

GENERAL

PURPOSE I/O

PWM0

SPI1/SSP(3) SERIAL

INTERFACE

SPI0 SERIAL

INTERFACE

UART0/UART1

WATCHDOG

TIMER

SYSTEM

CONTROL

SCL(1)

SDA(1)

SCK1(1)

MOSI1(1)

MISO1(1)

SSEL1(1)

SCK0(1)

MOSI0(1)

MISO0(1)

SSEL0(1)

TXD[1:0](1)

RXD[1:0](1)

DSR1(1), CTS1(1),

RTS1(1), DTR1(1),

DCD1(1), RI1(1)

RD[4:1](1)

TD[4:1](1)

CAN INTERFACE 1, 2, 3 AND 4

ACCEPTANCE FILTERS

REAL-TIME CLOCK

002aad178

(1) Shared with GPIO.

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

(3) SSP interface and high-speed GPIO are available on LPC2194/01 only.

Fig 1. Block diagram

LPC2194_5

Product data sheet

Rev. 05 — 10 December 2007

© NXP B.V. 2007. All rights reserved.

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