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FDC37N972 Scheda tecnica(PDF) 4 Page - SMSC Corporation |
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FDC37N972 Scheda tecnica(HTML) 4 Page - SMSC Corporation |
4 / 390 page 4 TABLE OF CONTENTS FEATURES ....................................................................................................................................... 1 GENERAL DESCRIPTION ................................................................................................................ 3 PIN CONFIGURATION...................................................................................................................... 9 DESCRIPTION OF PIN FUNCTIONS .............................................................................................. 11 FUNCTIONAL DESCRIPTION......................................................................................................... 28 FLOPPY DISK CONTROLLER........................................................................................................ 30 FDC INTERNAL REGISTERS ...................................................................................................... 30 STATUS REGISTER ENCODING ................................................................................................ 44 FDC RESET................................................................................................................................. 46 FDC MODES OF OPERATION .................................................................................................... 47 DMA TRANSFERS....................................................................................................................... 47 CONTROLLER PHASES................................................................................................................. 47 FDC INSTRUCTION SET ............................................................................................................. 53 FDC DATA TRANSFER COMMANDS .......................................................................................... 64 ACPI EMBEDDED CONTROLLER.................................................................................................. 82 ECI CONFIGURATION REGISTERS............................................................................................ 83 SERIAL PORT (UART).................................................................................................................... 86 FIFO INTERRUPT MODE OPERATION ....................................................................................... 97 FIFO POLLED MODE OPERATION ............................................................................................. 97 INFRARED COMMUNICATIONS CONTROLLER (IRCC 2.0) .........................................................102 OVERVIEW ................................................................................................................................103 IRRX/IRTX PIN ENABLE.............................................................................................................104 IR REGISTERS - LOGICAL DEVICE 5 ........................................................................................104 IR DMA CHANNELS ...................................................................................................................105 IR IRQS.......................................................................................................................................105 IR HALF DUPLEX TIMEOUT.......................................................................................................106 IRTX OUTPUT PINS DEFAULT...................................................................................................106 PARALLEL PORT .......................................................................................................................106 THE PARALLEL PORT PHYSICAL INTERFACE (PPPI) ..............................................................128 PARALLEL PORT FDC INTERFACE...........................................................................................129 AUTO POWER MANAGEMENT.....................................................................................................131 SYSTEM POWER MANAGEMENT .............................................................................................131 DSR FROM POWERDOWN .......................................................................................................132 WAKE UP FROM AUTO POWERDOWN ....................................................................................132 REGISTER BEHAVIOR...............................................................................................................132 PIN BEHAVIOR...........................................................................................................................132 SYSTEM INTERFACE PINS........................................................................................................133 |
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