FDC37B77X SMSC Corporation, FDC37B77X Datasheet - Page 3
FDC37B77X
Manufacturer Part Number
FDC37B77X
Description
ENHANCED SUPER I/O CONTROLLER WITH WAKE UP FEATURES
Manufacturer
SMSC Corporation
Datasheet
1.FDC37B77X.pdf
(196 pages)
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FEATURES ......................................................................................................................... 1
GENERAL DESCRIPTION .................................................................................................. 2
PIN CONFIGURATION........................................................................................................ 5
DESCRIPTION OF PIN FUNCTIONS .................................................................................. 6
DESCRIPTION OF MULTIFUNCTION PINS ......................................................................10
REFERENCE DOCUMENTS ..............................................................................................10
FUNCTIONAL DESCRIPTION............................................................................................12
FLOPPY DISK CONTROLLER ..........................................................................................13
COMMAND SET/DESCRIPTIONS......................................................................................36
INSTRUCTION SET ...........................................................................................................40
SERIAL PORT (UART).......................................................................................................66
INFRARED INTERFACE ....................................................................................................80
PARALLEL PORT ..............................................................................................................81
PARALLEL PORT FLOPPY DISK CONTROLLER ..........................................................104
POWER MANAGEMENT..................................................................................................106
SERIAL IRQ .....................................................................................................................112
GP INDEX REGISTERS ...................................................................................................117
WATCH DOG TIMER .......................................................................................................119
8042 KEYBOARD CONTROLLER DESCRIPTION ..........................................................120
SYSTEM MANAGEMENT INTERRUPT (SMI)..................................................................129
CONFIGURATION............................................................................................................131
OPERATIONAL DESCRIPTION.......................................................................................160
SUPER I/O REGISTERS ................................................................................................12
HOST PROCESSOR INTERFACE .................................................................................12
FDC INTERNAL REGISTERS ........................................................................................13
IBM XT/AT COMPATIBLE, BI-DIRECTIONAL AND EPP MODES ..................................83
EXTENDED CAPABILITIES PARALLEL PORT...............................................................90
V
PME SUPPORT............................................................................................................129
MAXIMUM GUARANTEED RATINGS* .........................................................................160
TR
SUPPORT ..............................................................................................................106
TABLE OF CONTENTS
3
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