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FDC37N972 Datasheet(PDF) 6 Page - SMSC Corporation

No. de Pieza. FDC37N972
Descripción  Advanced Notebook I/O Controller with Enhanced Keyboard Control and System Management
Descarga  390 Pages
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Fabricante  SMSC [SMSC Corporation]
Página de inicio  http://www.smsc.com
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FDC37N972 Datasheet(HTML) 6 Page - SMSC Corporation

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ACCESS.BUS ................................................................................................................................233
BACKGROUND ..........................................................................................................................233
REGISTER DESCRIPTION .........................................................................................................234
ACCESS.BUS INTERFACE DESCRIPTION ................................................................................238
MEMORY MAPPED CONTROL REGISTERS..............................................................................239
SECOND I
2C BUS INTERFACE .....................................................................................................241
MEMORY MAPPED CONTROL REGISTERS..............................................................................241
I
2C CLOCK DIVIDER BIT ............................................................................................................243
OVERVIEW ................................................................................................................................244
MAILBOX REGISTERS INTERFACE BASE ADDRESS ...............................................................246
MAILBOX REGISTERS ...............................................................................................................247
THE SYSTEM/8051 INTERFACE REGISTERS` ..........................................................................247
LED CONTROLS ........................................................................................................................249
PULSE WIDTH MODULATORS ..................................................................................................250
OPERATION REGISTERS ..........................................................................................................257
GENERAL PURPOSE I/O (GPIO) ..................................................................................................260
OVERVIEW ................................................................................................................................266
MULTIPLEXING_1 REGISTER ...................................................................................................266
MULTIPLEXING_2 REGISTER ...................................................................................................270
MULTIPLEXING_3 REGISTER ...................................................................................................272
ACPI PM1 BLOCK .........................................................................................................................276
ACPI PM1 BLOCK OVERVIEW...................................................................................................276
ACPI PM1 BLOCK SCI EVENT-GENERATING FUNCTIONS ......................................................276
ACPI PM1 BLOCK BASE ADDRESS...........................................................................................277
ACPI PM1 BLOCK ......................................................................................................................278
REGISTERS ...............................................................................................................................278
REAL TIME CLOCK.......................................................................................................................283
GENERAL DESCRIPTION ..........................................................................................................283
CONFIGURATION REGISTERS .................................................................................................283
ISA HOST I/O INTERFACE.........................................................................................................284
INTERNAL REGISTERS .............................................................................................................285
TIME CALENDAR AND ALARM ..................................................................................................286
UPDATE CYCLE.........................................................................................................................287
CONTROL AND STATUS REGISTERS.......................................................................................288
INTERRUPTS .............................................................................................................................292
FREQUENCY DIVIDER...............................................................................................................292
32KHZ CLOCK INPUT .................................................................................................................295
POWER MANAGEMENT ............................................................................................................295


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