FDC37M81x SMSC Corporation, FDC37M81x Datasheet - Page 3

• Manufacturer Part Number: FDC37M81x
• Description: PC98/99 Compliant Enhanced Super I/O Controller
• Manufacturer: SMSC Corporation

FEATURES.............................................................................................................................................. 1
GENERAL DESCRIPTION ...................................................................................................................... 2
PIN CONFIGURATION............................................................................................................................ 5
DESCRIPTION OF PIN FUNCTIONS ..................................................................................................... 6
REFERENCE DOCUMENTS..................................................................................................................10
POWER FUNCTIONALITY ....................................................................................................................12
FUNCTIONAL DESCRIPTION ...............................................................................................................14
FLOPPY DISK CONTROLLER ..............................................................................................................15
SERIAL PORT (UART)...........................................................................................................................68
INFRARED INTERFACE ........................................................................................................................82
PARALLEL PORT ..................................................................................................................................83
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
Buffer Type Descriptions..................................................................................................................... 9
Description of Multifunction Pins ........................................................................................................10
VCC Power ........................................................................................................................................12
VTR Support ......................................................................................................................................12
Internal PWRGOOD...........................................................................................................................12
Trickle Power Functionality ................................................................................................................13
Maximum Current Values...................................................................................................................13
Power Management Events (PME/SCI) .............................................................................................13
Super I/O Registers............................................................................................................................14
Host Processor Interface....................................................................................................................14
FDC Internal Registers.......................................................................................................................15
Command Set/Descriptions................................................................................................................38
Instruction Set ....................................................................................................................................41
IBM XT/AT Compatible, Bi-Directional And Epp Modes .......................................................................85
Extended Capabilities Parallel Port......................................................................................................91
Latches On Keyboard And Mouse IRQs ..........................................................................................128
Keyboard and Mouse PME Generation............................................................................................129
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