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Contents
9.5.3.2.43
FAN_CTL3-1 SmartGuardian Automatic Mode Temperature Limit of
Full Speed Registers (Index=72h, 6Ah, 62h, Default=7Fh) ............. 87
9.5.3.2.44
FAN_CTL3-1 SmartGuardian Automatic Mode Start PWM Registers
(Index=73h, 6Bh, 63h, Default=00h) ................................................ 87
9.5.3.2.45
FAN_CTL3-1 SmartGuardian Automatic Mode Control Registers
(Index=74h, 6Ch, 64h, Default=00h) ................................................ 88
9.5.4
Operation .............................................................................................................................. 88
9.5.4.1
Power On RESET and Software RESET ........................................................... 88
9.5.4.2
Starting Conversion ............................................................................................ 88
9.5.4.3
Voltage and Temperature Inputs ........................................................................ 89
9.5.4.4
Layout and Grounding ........................................................................................ 90
9.5.4.5
Fan Tachometer ................................................................................................. 90
9.5.4.6
Interrupt of the EC .............................................................................................. 90
9.5.4.7
FAN Controller FAN_CTL’s ON-OFF and SmartGuardian Modes..................... 91
9.6
Floppy Disk Controller (FDC)......................................................................................................... 93
9.6.1
Introduction ........................................................................................................................... 93
9.6.2
Reset..................................................................................................................................... 93
9.6.3
Hardware Reset (LRESET# Pin) .......................................................................................... 93
9.6.4
Software Reset (DOR Reset and DSR Reset) ..................................................................... 93
9.6.5
Digital Data Separator ..........................................................................................................93
9.6.6
Write Precompensation ........................................................................................................ 93
9.6.7
Data Rate Selection.............................................................................................................. 94
9.6.8
Status, Data and Control Registers ...................................................................................... 94
9.6.8.1
Digital Output Register (DOR, FDC Base Address + 02h)................................. 94
9.6.8.2
Tape Drive Register (TDR, FDC Base Address + 03h)...................................... 94
9.6.8.3
Main Status Register (MSR, FDC Base Address + 04h).................................... 95
9.6.8.4
Data Rate Select Register (DSR, FDC Base Address + 04h)............................ 95
9.6.8.5
Data Register (FIFO, FDC Base Address + 05h) ............................................... 97
9.6.8.6
Digital Input Register (DIR, FDC Base Address + 07h) ..................................... 97
9.6.8.7
Diskette Control Register (DCR, FDC Base Address + 07h) ............................. 97
9.6.9
Controller Phases ................................................................................................................. 97
9.6.9.1
Command Phase ................................................................................................ 98
9.6.9.2
Execution Phase................................................................................................. 98
9.6.9.3
Result Phase ...................................................................................................... 98
9.6.9.4
Result Phase Status Registers........................................................................... 98
9.6.10 Command Set
........................................................................................................ 101
9.6.11 Data Transfer Commands .................................................................................................. 111
9.6.11.1
READ DATA ..................................................................................................... 111
9.6.11.2
READ DELETED DATA ................................................................................... 111
9.6.11.3
READ A TRACK ............................................................................................... 112
9.6.11.4
WRITE DATA.................................................................................................... 112
9.6.11.5
WRITE DELETED DATA.................................................................................. 112
9.6.11.6
FORMAT A TRACK .......................................................................................... 112
9.6.11.7
SCAN
........................................................................................................ 113
9.6.11.8
VERIFY
........................................................................................................ 114
9.6.12 Control Commands
........................................................................................................ 115
9.6.12.1
READ ID
........................................................................................................ 115
9.6.12.2
CONFIGURE .................................................................................................... 115
9.6.12.3
RE-CALIBRATE ............................................................................................... 115
9.6.12.4
SEEK
........................................................................................................ 116
9.6.12.5
RELATIVE SEEK.............................................................................................. 116
9.6.12.6
DUMPREG ....................................................................................................... 116
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