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FDC37N769 Scheda tecnica(PDF) 3 Page - SMSC Corporation

Il numero della parte FDC37N769
Spiegazioni elettronici  3.3V Super I/O Controller with Infrared Support for Portable Applications
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Produttore elettronici  SMSC [SMSC Corporation]
Homepage  http://www.smsc.com
Logo SMSC - SMSC Corporation

FDC37N769 Scheda tecnica(HTML) 3 Page - SMSC Corporation

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SMSC DS – FDC37N769
Page 3 of 137
Rev. 02-16-07
DATASHEET
TABLE OF CONTENTS
GENERAL DESCRIPTION................................................................................................................. 2
PIN CONFIGURATION ...................................................................................................................... 7
PIN DESCRIPTION ............................................................................................................................. 8
BUFFER TYPE PER PIN ........................................................................................................................ 8
BUFFER TYPE SUMMMARY..................................................................................................................... 14
OUTPUT DRIVERS ................................................................................................................................... 14
FUNCTIONAL DESCRIPTION........................................................................................................ 16
HOST PROCESSOR INTERFACE ................................................................................................................ 16
FLOPPY DISK CONTROLLER ....................................................................................................... 16
MODES OF OPERATION .......................................................................................................................... 16
Floppy Modes.................................................................................................................................... 16
Interface Modes ................................................................................................................................16
FLOPPY DISK CONTROLLER INTERNAL REGISTERS................................................................................. 17
STATUS REGISTER A (SRA)......................................................................................................... 17
STATUS REGISTER B (SRB) ............................................................................................................ 18
DIGITAL OUTPUT REGISTER (DOR) ............................................................................................ 20
TAPE DRIVE REGISTER (TDR) ................................................................................................... 22
MAIN STATUS REGISTER (MSR) .................................................................................................... 23
DATA RATE SELECT REGISTER (DSR).......................................................................................... 24
DATA REGISTER (FIFO) ................................................................................................................. 26
DIGITAL INPUT REGISTER (DIR).................................................................................................. 27
CONFIGURATION CONTROL REGISTER (CCR) .......................................................................... 28
STATUS REGISTER ENCODING ................................................................................................................ 29
RESET..................................................................................................................................................... 31
RESET Pin (Hardware Reset) ........................................................................................................... 31
DOR Reset vs. DSR Reset (Software Reset)....................................................................................... 31
DMA TRANSFERS .................................................................................................................................. 31
CONTROLLER PHASES ............................................................................................................................ 31
Command Phase................................................................................................................................ 31
Execution Phase ................................................................................................................................ 32
Result Phase ...................................................................................................................................... 33
COMMAND SET/DESCRIPTIONS............................................................................................................... 33
INSTRUCTION SET................................................................................................................................... 36
DATA TRANSFER COMMANDS ................................................................................................................ 45
Read Data.......................................................................................................................................... 45
Read Deleted Data ............................................................................................................................ 47
Read A Track ..................................................................................................................................... 48
Write Data ......................................................................................................................................... 48
Write Deleted Data............................................................................................................................ 49
Verify ................................................................................................................................................. 49
Format A Track ................................................................................................................................. 49
CONTROL COMMANDS............................................................................................................................ 51
Read ID.............................................................................................................................................. 51
Recalibrate ........................................................................................................................................ 52
Seek.................................................................................................................................................... 52
Sense Interrupt Status........................................................................................................................ 52
Sense Drive Status ............................................................................................................................. 53
Specify ............................................................................................................................................... 53
Configure........................................................................................................................................... 54
Version............................................................................................................................................... 54


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