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FDC37B72X Fiches technique(PDF) 3 Page - SMSC Corporation

No de pièce FDC37B72X
Description  128 Pin Enhanced Super I/O Controller with ACPI Support
Download  238 Pages
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Fabricant  SMSC [SMSC Corporation]
Site Internet  http://www.smsc.com
Logo SMSC - SMSC Corporation

FDC37B72X Fiches technique(HTML) 3 Page - SMSC Corporation

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TABLE OF CONTENTS
FEATURES ........................................................................................................................................... 1
GENERAL DESCRIPTION ................................................................................................................. 5
DESCRIPTION OF PIN FUNCTIONS............................................................................................... 7
BUFFER TYPE DESCRIPTIONS............................................................................... 10
GENERAL PURPOSE I/O PINS .......................................................................................................11
REFERENCE DOCUMENTS ............................................................................................................12
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
DATA TRANSFER COMMANDS ............................................................................... 53
CONTROL COMMANDS ........................................................................................... 62
SERIAL PORT (UART).......................................................................................................................69
INFRARED INTERFACE ........................................................................................... 85
PARALLEL PORT ...............................................................................................................................86
IBM XT/AT COMPATIBLE, BI-DIRECTIONAL AND EPP MODES ............................ 88
EXTENDED CAPABILITIES PARALLEL PORT .............................................................................94
OPERATION ............................................................................................................ 102
PARALLEL PORT FLOPPY DISK CONTROLLER ......................................................................107
POWER MANAGEMENT .................................................................................................................109
UART POWER MANAGEMENT .............................................................................. 113
PARALLEL PORT .................................................................................................... 113
INTERNAL PWRGOOD ........................................................................................... 113
32.768 KHZ STANDBY CLOCK OUTPUT ................................................................ 114
SERIAL IRQ .......................................................................................................................................115
BIOS BUFFER ...................................................................................................................................120
GENERAL PURPOSE I/O................................................................................................................121
DESCRIPTION......................................................................................................... 121
RUN STATE GPIO DATA REGISTER ACCESS...................................................... 122
GPIO CONFIGURATION ......................................................................................... 122
WATCH DOG TIMER .......................................................................................................................126


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