FDC37M817 Ver la hoja de datos (PDF) - SMSC -> Microchip

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FDC37M817

PC98/99 Compliant Enhanced Super I/O Controller with Keyboard/Mouse Wake-Up

SMSC -> Microchip 

TABLE OF CONTENTS

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

GENERAL DESCRIPTION ...................................................................................................................... 2

PIN CONFIGURATION............................................................................................................................ 5

DESCRIPTION OF PIN FUNCTIONS ..................................................................................................... 6

Buffer Type Descriptions ..................................................................................................................... 9

Description of Multifunction Pins ........................................................................................................10

REFERENCE DOCUMENTS..................................................................................................................10

POWER FUNCTIONALITY ....................................................................................................................12

VCC Power ........................................................................................................................................12

VTR Support ......................................................................................................................................12

Internal PWRGOOD...........................................................................................................................12

Trickle Power Functionality ................................................................................................................13

Maximum Current Values...................................................................................................................13

Power Management Events (PME/SCI) .............................................................................................13

FUNCTIONAL DESCRIPTION ...............................................................................................................14

Super I/O Registers............................................................................................................................14

Host Processor Interface....................................................................................................................14

FLOPPY DISK CONTROLLER ..............................................................................................................15

FDC Internal Registers.......................................................................................................................15

Command Set/Descriptions................................................................................................................38

Instruction Set ....................................................................................................................................41

SERIAL PORT (UART)...........................................................................................................................68

INFRARED INTERFACE ........................................................................................................................82

PARALLEL PORT ..................................................................................................................................83

IBM XT/AT Compatible, Bi-Directional And Epp Modes .......................................................................85

Extended Capabilities Parallel Port......................................................................................................91

PARALLEL PORT FLOPPY DISK CONTROLLER .............................................................................104

POWER MANAGEMENT .....................................................................................................................106

SERIAL IRQ .........................................................................................................................................112

GP INDEX REGISTERS .......................................................................................................................116

WATCH DOG TIMER ...........................................................................................................................118

8042 KEYBOARD CONTROLLER DESCRIPTION .............................................................................119

Latches On Keyboard And Mouse IRQs ..........................................................................................128

Keyboard and Mouse PME Generation............................................................................................129

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