LPC61W492QFP Ver la hoja de datos (PDF) - SMSC -> Microchip

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LPC61W492QFP

Integrated Super I/O Controller for LPC Bus with Game and MIDI Ports/Plus Hardware Monitoring Functions

SMSC -> Microchip 

TABLE OF CONTENTS

FEATURES.......................................................................................................................................... 1

GENERAL DESCRIPTION................................................................................................................ 3

LPC61W492 PIN CONFIGURATION .............................................................................................. 8

PIN DESCRIPTION ........................................................................................................................... 9

LPC INTERFACE .................................................................................................................................9

FDC INTERFACE...............................................................................................................................10

MULTI-MODE PARALLEL PORT.........................................................................................................11

SERIAL PORT INTERFACE.................................................................................................................16

KBC INTERFACE...............................................................................................................................17

ACPI INTERFACE..............................................................................................................................17

HARDWARE MONITOR INTERFACE ...................................................................................................17

GAME PORT & MIDI PORT ..............................................................................................................18

GENERAL PURPOSE I/O PORT.........................................................................................................19

POWER PINS.................................................................................................................................20

LPC (LOW PIN COUNT) INTERFACE.......................................................................................... 21

FDC FUNCTIONAL DESCRIPTION .............................................................................................. 22

LPC61W492 FDC ..........................................................................................................................22

REGISTER DESCRIPTIONS................................................................................................................34

UART PORT ...................................................................................................................................... 45

UNIVERSAL ASYNCHRONOUS RECEIVER/TRANSMITTER (UART A, UART B) ..............................45

REGISTER ADDRESS ........................................................................................................................45

CIR RECEIVER PORT..................................................................................................................... 53

CIR REGISTERS ...............................................................................................................................53

PARALLEL PORT ............................................................................................................................ 60

PRINTER INTERFACE LOGIC .............................................................................................................60

ENHANCED PARALLEL PORT (EPP).................................................................................................61

EXTENDED CAPABILITIES PARALLEL (ECP) PORT..........................................................................66

EXTENSION FDD MODE (EXTFDD) ...............................................................................................74

EXTENSION 2FDD MODE (EXT2FDD) ...........................................................................................74

KEYBOARD CONTROLLER.......................................................................................................... 75

OUTPUT BUFFER ..............................................................................................................................76

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