PC87307VUL National Semiconductor, PC87307VUL Datasheet - Page 8

• Manufacturer Part Number: PC87307VUL
• Description: PC87307/PC97307 Plug and Play Compatible and PC97 Compliant SuperI/O
• Manufacturer: National Semiconductor

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6.0
5.7
5.8
Parallel Port (Logical Device 4)
6.1
6.2
6.3
5.6.2
THE FDC COMMAND SET ....................................................................................................... 86
5.7.1
5.7.2
5.7.3
5.7.4
5.7.5
5.7.6
5.7.7
5.7.8
5.7.9
5.7.10
5.7.11
5.7.12
5.7.13
5.7.14
5.7.15
5.7.16
5.7.17
5.7.18
5.7.19
5.7.20
5.7.21
5.7.22
5.7.23
5.7.24
5.7.25
EXAMPLE OF A FOUR-DRIVE CIRCUIT USING THE PC87307/PC97307 ........................... 110
PARALLEL PORT CONFIGURATION .................................................................................... 111
6.1.1
6.1.2
6.1.3
STANDARD PARALLEL PORT (SPP) MODES ...................................................................... 111
6.2.1
6.2.2
6.2.3
6.2.4
ENHANCED PARALLEL PORT (EPP) MODES ...................................................................... 115
6.3.1
6.3.2
6.3.3
6.3.4
6.3.5
6.3.6
FDC Result Phase Status Register Bitmaps ............................................................... 85
Abbreviations Used in FDC Commands ...................................................................... 87
The CONFIGURE Command ...................................................................................... 88
The DUMPREG Command ......................................................................................... 88
The FORMAT TRACK Command ............................................................................... 89
The INVALID Command .............................................................................................. 92
The LOCK Command .................................................................................................. 92
The MODE Command ................................................................................................. 92
The NSC Command .................................................................................................... 94
The PERPENDICULAR MODE Command ................................................................. 94
The READ DATA Command ....................................................................................... 96
The READ DELETED DATA Command ...................................................................... 98
The READ ID Command ............................................................................................. 99
The READ A TRACK Command ............................................................................... 100
The RECALIBRATE Command ................................................................................. 100
The RELATIVE SEEK Command .............................................................................. 101
The SCAN EQUAL, the SCAN LOW OR EQUAL and the SCAN HIGH OR EQUAL
The SEEK Command ................................................................................................ 102
The SENSE DRIVE STATUS Command .................................................................. 103
The SENSE INTERRUPT Command ........................................................................ 103
The SET TRACK Command ...................................................................................... 104
The SPECIFY Command .......................................................................................... 105
The VERIFY Command ............................................................................................. 106
The VERSION Command .......................................................................................... 108
The WRITE DATA Command .................................................................................... 108
The WRITE DELETED DATA Command .................................................................. 109
Parallel Port Operation Modes .................................................................................. 111
Configuring Operation Modes .................................................................................... 111
Output Pin Protection ................................................................................................ 111
Standard Parallel Port (SPP) Modes Register Set .................................................... 112
SPP Data Register (DTR), Offset 00h ....................................................................... 112
Status Register (STR), Offset 01h ............................................................................. 113
SPP Control Register (CTR), Offset 02h ................................................................... 114
Enhanced Parallel Port (EPP) Register Set .............................................................. 115
SPP or EPP Data Register (DTR), Offset 00h ........................................................... 115
SPP or EPP Status Register (STR), Offset 01h ........................................................ 115
SPP or EPP Control Register (CTR), Offset 02h ....................................................... 116
EPP Address Register (ADDR), Offset 03h ............................................................... 116
EPP Data Register 0 (DATA0), Offset 04h ................................................................ 116
Commands .......................................................................................................... 101
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