┌────────────────────────────────┐
│ Hard Disk Tech Specs(tm) v3.0 │
└────────────────────────────────┘
Hard Drive Solutions Family(tm)
//800 Series
01
C50, 93, 1, 0
T56, 92, 0, 1, J1
D87, 82, 95, 82
D95, 82, 95, 60
D95, 60, 87, 60
D87, 60, 87, 82
T95, 72, 0, 1, J2
C10, 93, 1, 0
T16, 92, 0, 1, J3
T6, 92, 0, 1,J4
T84, 91, 0, 1, F1
T71, 73, 0, 1, W0
T71, 70, 0, 1, W1
T71, 67, 0, 1, W2
T71, 64, 0, 1, W3
T71, 61, 0, 1, W4
T50, 76, 0, 2, W5
T52, 76, 0, 2, W6
T54, 76, 0, 2, W7
T56, 76, 0, 2, W8
T58, 76, 0, 2, W9
T60, 76, 0, 2, W10
T62, 76, 0, 2, W11
T26, 58, 0, 1, W12
T61, 64, 0, 1, W13
T61, 67, 0, 1, W14
T65, 51, 0, 2, W15
T67, 51, 0, 2, W16
T69, 51, 0, 2, W17
T40, 81, 0, 1, W20
T40, 78, 0, 1, W21
T40, 75, 0, 1, W22
T40, 72, 0, 1, W23
T40, 69, 0, 1, W24
T40, 66, 0, 1, W25
T66, 76, 0, 2, W26
T68, 76, 0, 2, W27
T70, 76, 0, 2, W28
T72, 76, 0, 2, W29
T74, 76, 0, 2, W30
T18, 76, 0, 1, W31
T80, 73, 0, 1, W32
T26, 86, 0, 4, W33
T12, 63, 0, 1, W34
T18, 79, 0, 1, W35
T12, 68, 0, 1, W36
T26, 64, 0, 1, W37
T37, 92, 0, 1, W43
T80, 55, 0, 1, W44
T26, 61, 0, 1, W45
{
Drives: 7 SCSI devices supported.
2 floppy drives (360KB, 720KB, 1.2MB, and 1.44MB).
Note: This adapter's BIOS may NOT be shadowed.
Debug: C800:6 (base address varies with BIOS address).
J1 Internal SCSI connector.
J2 External SCSI connector.
J3 Floppy connector.
F1 Fuse.
W0, 1, and 2
ooo (Default) SCSI ID 7.
Xoo SCSI ID 6.
oXo SCSI ID 5.
XXo SCSI ID 4.
ooX SCSI ID 3.
XoX SCSI ID 2.
oXX SCSI ID 1.
XXX SCSI ID 0.
W3 Closed (Default) SCSI bus parity check enabled.
Open SCSI bus parity check disabled.
W4 Reserved.
W5, 6, 7, 8, and 9 (selects the beginning of the I/O ports).
XXXoX I/O port 100.
oXXoX I/O port 120.
XoXoX I/O port 140.
ooXoX I/O port 160.
XXooX I/O port 180.
oXooX I/O port 1A0.
Xoooo I/O port 1C0.
ooooX I/O port 1E0.
XXXXo I/O port 200.
oXXXo I/O port 220.
XoXXo I/O port 240.
ooXXo I/O port 260.
XXoXo I/O port 280.
oXoXo I/O port 2A0.
XooXo I/O port 2C0.
oooXo I/O port 2E0.
XXXoo I/O port 300.
oXXoo I/O port 320.
XoXoo (Default) I/O port 340.
ooXoo I/O port 360.
XXooo I/O port 380.
oXooo I/O port 3A0.
Xoooo I/O port 3C0.
ooooo I/O port 3E0.
W10 Reserved.
W11 Open (Default) AT-style floppy controller flag.
Closed Alternate floppy controller flag (use this only if
the floppies do not operate correctly).
W15, 16, and 17
XXX BIOS address C:0000.
oXX BIOS address C:8000.
XoX BIOS address D:0000.
ooX (Default) BIOS address D:8000.
XXo BIOS address E:0000.
oXo BIOS address E:8000.
Xoo BIOS address F:0000.
ooo BIOS address F:8000.
W20, 21, 22, 23, 24, and 25
XoooXX DMA channel 3.
oXooXo (Default) DMA channel 5.
ooXooX DMA channel 6.
oooXoo DMA channel 7.
W26 Reserved.
W27, 28, 29, and 30
XXXX No interrupts.
XXXo IRQ 3.
oXXo IRQ 4.
XoXo IRQ 5.
oXXo IRQ 6.
XXoo IRQ 7.
oXoo (Default) IRQ 12.
Xooo IRQ 14.
oooo IRQ 15.
W32 Closed (Default) RESERVED lines are grounded to the
SCSI II terminator.
Open Remove this when removing terminators.
W35 1-2 (Default) Primary floppy I/O ports (3Fx).
2-3 Secondary floppy I/O ports (37x).
W36 Closed (Default) Floppy controller enabled.
Open Floppy controller disabled.
W44 Open (Default) Logic ground not connected to chassis.
Closed Logic ground is connected to chassis.
}
*
//8250
01
C68, 93, 1, 0
T74, 92, 0, 1, J1
C14, 93, 0, 0
T17, 92, 0, 1, J3
C28, 93, 0, 0
T31, 92, 0, 1, J4
C42, 93, 1, 0
T48, 92, 0, 1, J5
T7, 92, 0, 1,J6
T52, 76, 0, 1, W7
T76, 82, 0, 1, W8 W9
T64, 70, 0, 1, W10
T64, 67, 0, 1, W11
T70, 58, 0, 1, W12
T82, 55, 0, 1, W13
{
Drives: 2 MFM drives supported.
2 floppy drives (360KB, 720KB, 1.2MB, and 1.44MB).
Debug: C800:6.
J1 Floppy connector.
J3 Drive 1 data connector.
J4 Drive 0 data connector.
J5 HD control connector.
J6 LED connector.
W7 1-2 (Default) AT bus SYSCLK appears at adapter's
5098C chip (this jumper should always be installed).
2-3 AT bus SYSCLK tied low.
W8 1-2 (Default) Floppy controller flags that it is a
standard AT-type controller to the host.
2-3 Non-standard floppy controller indicated to host.
W9 2-3 (Default) Floppy precompensation mode enabled
(always leave in this position).
1-2 Non-standard floppy precompensation.
W10 Reserved.
W11 Open (Default) Primary HD I/O ports (1F0-1F7).
Closed Secondary HD I/O ports (170-177).
W12 2-3 (Default) Primary floppy I/O ports (3F0-3F7).
1-2 Secondary floppy I/O ports (370-377).
W13 Open (Default) Logic ground not connected to chassis.
Closed Logic ground connected to chassis.
}
*
//8150
01
C14, 93, 0, 0
T17, 92, 0, 1, J3
C28, 93, 0, 0
T31, 92, 0, 1, J4
C42, 93, 1, 0
T48, 92, 0, 1, J5
T7, 92, 0, 1,J6
T52, 76, 0, 1, W7
T76, 82, 0, 1, W8 W9
T64, 70, 0, 1, W10
T64, 67, 0, 1, W11
T70, 58, 0, 1, W12
T82, 55, 0, 1, W13
{
Drives: 2 MFM drives supported.
Debug: C800:6.
J3 Drive 1 data connector.
J4 Drive 0 data connector.
J5 HD control connector.
J6 LED connector.
W7 1-2 (Default) AT bus SYSCLK appears at adapter's
5098C chip (this jumper should always be installed).
2-3 AT bus SYSCLK tied low.
W8 Reserved.
W9 Reserved.
W10 Reserved.
W11 Open (Default) Primary HD I/O ports (1F0-1F7).
Closed Secondary HD I/O ports (170-177).
W12 Reserved.
W13 Open (Default) Logic ground not connected to chassis.
Closed Logic ground connected to chassis.
}
*
//8157
01
C14, 93, 0, 0
T17, 92, 0, 1, J3
C28, 93, 0, 0
T31, 92, 0, 1, J4
C42, 93, 1, 0
T48, 92, 0, 1, J5
T7, 92, 0, 1,J6
T52, 76, 0, 1, W7
T76, 82, 0, 1, W8 W9
T64, 70, 0, 1, W10
T64, 67, 0, 1, W11
T70, 58, 0, 1, W12
T82, 55, 0, 1, W13
{
Drives: 2 RLL drives supported.
Debug: C800:6.
J3 Drive 1 data connector.
J4 Drive 0 data connector.
J5 HD control connector.
J6 LED connector.
W7 1-2 (Default) AT bus SYSCLK appears at adapter's
5098C chip (this jumper should always be installed).
2-3 AT bus SYSCLK tied low.
W8 Reserved.
W9 Reserved.
W10 Reserved.
W11 Open (Default) Primary HD I/O ports (1F0-1F7).
Closed Secondary HD I/O ports (170-177).
W12 Reserved.
W13 Open (Default) Logic ground not connected to chassis.
Closed Logic ground connected to chassis.
}
*
//8257
01
C68, 93, 1, 0
T74, 92, 0, 1, J1
C14, 93, 0, 0
T17, 92, 0, 1, J3
C28, 93, 0, 0
T31, 92, 0, 1, J4
C42, 93, 1, 0
T48, 92, 0, 1, J5
T7, 92, 0, 1,J6
T52, 76, 0, 1, W7
T76, 82, 0, 1, W8 W9
T64, 70, 0, 1, W10
T64, 67, 0, 1, W11
T70, 58, 0, 1, W12
T82, 55, 0, 1, W13
{
Drives: 2 RLL drives supported.
2 floppy drives (360KB, 720KB, 1.2MB, and 1.44MB).
Debug: C800:6.
J1 Floppy connector.
J3 Drive 1 data connector.
J4 Drive 0 data connector.
J5 HD control connector.
J6 LED connector.
W7 1-2 (Default) AT bus SYSCLK appears at adapter's
5098C chip (this jumper should always be installed).
2-3 AT bus SYSCLK tied low.
W8 1-2 (Default) Floppy controller flags that it is a
standard AT-type controller to the host.
2-3 Non-standard floppy controller indicated to host.
W9 2-3 (Default) Floppy precompensation mode enabled
(always leave in this position).
1-2 Non-standard floppy precompensation.
W10 Reserved.
W11 Open (Default) Primary HD I/O ports (1F0-1F7).
Closed Secondary HD I/O ports (170-177).
W12 2-3 (Default) Primary floppy I/O ports (3F0-3F7).
1-2 Secondary floppy I/O ports (370-377).
W13 Open (Default) Logic ground not connected to chassis.
Closed Logic ground connected to chassis.
}
*
//8120
11
C22, 87, 1, 1
T21, 91, 0, 1, J1
C22, 67, 0, 1
T21, 55, 0, 1, J2
C28, 67, 0, 1
T27, 55, 0, 1, J3
T47, 55, 0, 1, J4
T60, 82, 0, 1, W9
T60, 79, 0, 1, W8
T60, 76, 0, 1, W7
T60, 73, 0, 1, W6
T60, 70, 0, 1, W5
T60, 67, 0, 1, W4
T60, 64, 0, 1, W3
T60, 61, 0, 1, W2
T60, 58, 0, 1, W1
{
Drives: 2 MFM drives supported.
Debug: C800:6 (varies according to J9).
J1 HD control connector.
J2 Drive 1 data connector.
J3 Drive 0 data connector.
J4 DC power connector.
If BIOS is #1002579...
W1 Open Drive 1 has 987 cylinders and 7 heads.
W2 Closed
Closed Drive 1 has 918 cylinders and 15 heads.
Open
Open Drive 1 has 612 cylinders and 4 heads.
Open
W3 Open Drive 0 has 987 cylinders and 7 heads.
W4 Closed
Closed Drive 0 has 918 cylinders and 15 heads.
Open
Open Drive 0 has 612 cylinders and 4 heads.
Open
If BIOS is #1002580...
W1 Open Drive 1 has 820 cylinders and 6 heads.
W2 Closed
Closed Drive 1 has 1024 cylinders and 9 heads.
Open
Open Drive 1 has 615 cylinders and 4 heads.
Open
W3 Open Drive 0 has 820 cylinders and 6 heads.
W4 Closed
Closed Drive 0 has 1024 cylinders and 9 heads.
Open
Open Drive 0 has 615 cylinders and 4 heads.
Open
If BIOS is #1002661...
W1 Open Drive 0 has 612 cylinders and 4 heads (always leave
this jumper open).
W2 Open Drive 1 has 612 cylinders and 4 heads (always leave
this jumper open).
If BIOS is #1002662...
W1 Open Drive 0 has 615 cylinders and 4 heads (always leave
this jumper open).
W2 Open Drive 1 has 615 cylinders and 4 heads (always leave
this jumper open).
W3 Open (Default) No wait states inserted.
Closed Wait states inserted.
W4 Reserved.
W5, W6, and W7
ooo (Default) I/O port 320.
Xoo I/O port 324.
oXo I/O port 328.
XXo I/O port 32C.
ooX I/O port 1A0.
XoX I/O port 1A4.
oXX I/O port 1A8.
XXX I/O port 1AC.
W8 Open (Default) BIOS enabled.
Closed BIOS disabled.
W9 Open (Default) BIOS address C:8000.
Closed BIOS address C:A000.
}
*
//8127
11
C22, 87, 1, 1
T21, 91, 0, 1, J1
C22, 67, 0, 1
T21, 55, 0, 1, J2
C28, 67, 0, 1
T27, 55, 0, 1, J3
T47, 55, 0, 1, J4
T60, 82, 0, 1, W9
T60, 79, 0, 1, W8
T60, 76, 0, 1, W7
T60, 73, 0, 1, W6
T60, 70, 0, 1, W5
T60, 67, 0, 1, W4
T60, 64, 0, 1, W3
T60, 61, 0, 1, W2
T60, 58, 0, 1, W1
{
Drives: 2 RLL drives supported.
Debug: C800:6 (varies according to J9).
J1 HD control connector.
J2 Drive 1 data connector.
J3 Drive 0 data connector.
J4 DC power connector.
If BIOS is #1002579...
W1 Open Drive 1 has 987 cylinders and 7 heads.
W2 Closed
Closed Drive 1 has 918 cylinders and 15 heads.
Open
Open Drive 1 has 612 cylinders and 4 heads.
Open
W3 Open Drive 0 has 987 cylinders and 7 heads.
W4 Closed
Closed Drive 0 has 918 cylinders and 15 heads.
Open
Open Drive 0 has 612 cylinders and 4 heads.
Open
If BIOS is #1002580...
W1 Open Drive 1 has 820 cylinders and 6 heads.
W2 Closed
Closed Drive 1 has 1024 cylinders and 9 heads.
Open
Open Drive 1 has 615 cylinders and 4 heads.
Open
W3 Open Drive 0 has 820 cylinders and 6 heads.
W4 Closed
Closed Drive 0 has 1024 cylinders and 9 heads.
Open
Open Drive 0 has 615 cylinders and 4 heads.
Open
If BIOS is #1002661...
W1 Open Drive 0 has 612 cylinders and 4 heads (always leave
this jumper open).
W2 Open Drive 1 has 612 cylinders and 4 heads (always leave
this jumper open).
If BIOS is #1002662...
W1 Open Drive 0 has 615 cylinders and 4 heads (always leave
this jumper open).
W2 Open Drive 1 has 615 cylinders and 4 heads (always leave
this jumper open).
W3 Open (Default) No wait states inserted.
Closed Wait states inserted.
W4 Reserved.
W5, W6, and W7
ooo (Default) I/O port 320.
Xoo I/O port 324.
oXo I/O port 328.
XXo I/O port 32C.
ooX I/O port 1A0.
XoX I/O port 1A4.
oXX I/O port 1A8.
XXX I/O port 1AC.
W8 Open (Default) BIOS enabled.
Closed BIOS disabled.
W9 Open (Default) BIOS address C:8000.
Closed BIOS address C:A000.
}
*
//8140
11
C22, 87, 1, 1
T21, 91, 0, 1, J1
C22, 67, 0, 1
T21, 55, 0, 1, J2
C28, 67, 0, 1
T27, 55, 0, 1, J3
T31, 86, 0, 1, J4
T40, 55, 0, 1, J5
T63, 73, 0, 1, W1
T63, 70, 0, 1, W2
{
Drives: 2 MFM drives supported.
Debug: C800:6.
J1 HD control connector.
J2 Drive 1 data connector.
J3 Drive 0 data connector.
J4 LED connector.
J5 DC power connector.
W1 Open (Default) Primary HD I/O ports (1F0-1F7).
Closed Secondary HD I/O ports (170-177).
W2 Reserved.
}
*
//8147
11
C22, 87, 1, 1
T21, 91, 0, 1, J1
C22, 67, 0, 1
T21, 55, 0, 1, J2
C28, 67, 0, 1
T27, 55, 0, 1, J3
T31, 86, 0, 1, J4
T40, 55, 0, 1, J5
T63, 73, 0, 1, W1
T63, 70, 0, 1, W2
{
Drives: 2 RLL drives supported.
Debug: C800:6.
J1 HD control connector.
J2 Drive 1 data connector.
J3 Drive 0 data connector.
J4 LED connector.
J5 DC power connector.
W1 Open (Default) Primary HD I/O ports (1F0-1F7).
Closed Secondary HD I/O ports (170-177).
W2 Reserved.
}
*
//8240
01
C55, 93, 1, 1
T55, 75, 0, 1,J1
C40, 93, 0, 1
T40, 82, 0, 1,J3
C45, 93, 0, 1
T45, 82, 0, 1,J4
C50, 93, 1, 1
T50, 75, 0, 1,J5
T7, 90, 0, 1,J6
T45, 59, 0, 1,W1
T45, 62, 0, 1,W2
{
Drives: 2 MFM drives supported.
2 floppy drives (360KB, 720KB, 1.2MB, and 1.44MB).
Debug: C800:6.
J1 Floppy connector.
J3 Drive 1 data connector.
J4 Drive 0 data connector.
J5 HD control connector.
J6 LED connector.
W1 Open (Default) Primary HD I/O ports (1F0-1F7).
Closed Secondary HD I/O ports (170-177).
W2 Open (Default) Primary floppy I/O ports (3F0-3F7).
Closed Secondary floppy I/O ports (370-377).
}
*
//8247
01
C55, 93, 1, 1
T55, 75, 0, 1,J1
C40, 93, 0, 1
T40, 82, 0, 1,J3
C45, 93, 0, 1
T45, 82, 0, 1,J4
C50, 93, 1, 1
T50, 75, 0, 1,J5
T7, 90, 0, 1,J6
T45, 59, 0, 1,W1
T45, 62, 0, 1,W2
{
Drives: 2 RLL drives supported.
2 floppy drives (360KB, 720KB, 1.2MB, and 1.44MB).
Debug: C800:6.
J1 Floppy connector.
J3 Drive 1 data connector.
J4 Drive 0 data connector.
J5 HD control connector.
J6 LED connector.
W1 Open (Default) Primary HD I/O ports (1F0-1F7).
Closed Secondary HD I/O ports (170-177).
W2 Open (Default) Primary floppy I/O ports (3F0-3F7).
Closed Secondary floppy I/O ports (370-377).
}
*
//8620
01
C47, 93, 1, 1
T47, 75, 0, 1,J1
C32, 93, 0, 1
T32, 82, 0, 1,J3
C37, 93, 0, 1
T37, 82, 0, 1,J4
C42, 93, 1, 1
T42, 75, 0, 1,J5
T7, 92, 0, 1,J6
T15, 86, 0, 2, W4
T17, 86, 0, 2, W5
T19, 86, 0, 2, W6
T21, 86, 0, 2, W7
T23, 86, 0, 2, W8
T25, 86, 0, 2, W9
T27, 86, 0, 2, W10
T29, 86, 0, 2, W11
T60, 86, 0, 2, W14
T62, 86, 0, 2, W15
T64, 86, 0, 2, W16
T66, 86, 0, 2, W17
T68, 86, 0, 2, W18
T70, 86, 0, 2, W19
T72, 86, 0, 2, W20
T74, 86, 0, 2, W21
T76, 86, 0, 2, W22
T78, 86, 0, 2, W23
{
Drives: 2 MFM or ESDI drives supported.
2 floppy drives (360KB, 720KB, 1.2MB, and 1.44MB).
Debug: C800:6.
J1 Floppy connector.
J3 Drive 1 data connector.
J4 Drive 0 data connector.
J5 HD control connector.
J6 LED connector.
W4 Open (Default) Drive 1 is fixed.
Closed Drive 1 is removable.
W5 Open (Default) Drive 1 is MFM.
Closed Drive 1 is ESDI.
W6 Open (Default) Drive 1 is soft-sectored.
Closed Drive 1 is hard-sectored.
W7 Open (Default) Drive 0 is fixed.
Closed Drive 0 is removable.
W8 Open (Default) Drive 0 is MFM.
Closed Drive 0 is ESDI.
W9 Open (Default) Drive 0 is soft-sectored.
Closed Drive 0 is hard-sectored.
W10 Open MFM mode: 512 bytes/sector.
W11 Open
Open MFM mode: 512 bytes/sector.
Closed
Closed MFM mode: 1024 bytes/sector.
Open
Closed MFM mode: 1056 bytes/sector.
Closed
Open ESDI mode: 17 sectors/track.
Open
Open ESDI mode: 17 sectors/track.
Closed
Closed ESDI mode: 18 sectors/track.
Open
Closed ESDI mode: 9 sectors/track.
Closed
W12 Cut trace if drive 0 is ESDI.
W13 Cut trace if drive 1 is ESDI.
W14 Open (Default) Primary floppy I/O ports (3F0-3F7).
Closed Secondary floppy I/O ports (370-377).
W15 Open (Default) BIOS address C:8000.
Closed BIOS address C:A000.
W16 Open (Default) BIOS enabled.
Closed BIOS disabled.
W17, 18, and 19
ooo I/O ports 320.
ooX I/O ports 324.
oXo I/O ports 328.
oXX I/O ports 32C.
Xoo I/O ports 1A0.
XoX I/O ports 1A4.
XXo I/O ports 1A8.
XXX I/O ports 1AC.
If BIOS is #1002579...
W20 Closed Drive 0 is ESDI.
W21 Closed
Open Drive 0 has 987 cylinders and 7 heads.
Closed
Closed Drive 0 has 918 cylinders and 15 heads.
Open
Open Drive 0 has 612 cylinders and 4 heads.
Open
W22 Closed Drive 1 is ESDI.
W23 Closed
Open Drive 1 has 987 cylinders and 7 heads.
Closed
Closed Drive 1 has 918 cylinders and 15 heads.
Open
Open Drive 1 has 612 cylinders and 4 heads.
Open
If BIOS is #1002580...
W20 Closed Drive 0 is ESDI.
W21 Closed
Open Drive 0 has 820 cylinders and 6 heads.
Closed
Closed Drive 0 has 1024 cylinders and 9 heads.
Open
Open Drive 0 has 615 cylinders and 4 heads.
Open
W22 Closed Drive 1 is ESDI.
W23 Closed
Open Drive 1 has 820 cylinders and 6 heads.
Closed
Closed Drive 1 has 1024 cylinders and 9 heads.
Open
Open Drive 1 has 615 cylinders and 4 heads.
Open
If BIOS is #1002661
W20 Reserved.
W21 Open (Default) No wait states inserted.
Closed Wait states inserted.
W22 Open Drive 0 has 612 cylinders and 4 heads (always leave
this jumper open).
W23 Open Drive 1 has 612 cylinders and 4 heads (always leave
this jumper open).
If BIOS is #1002662
W20 Reserved.
W21 Open (Default) No wait states inserted.
Closed Wait states inserted.
W22 Open Drive 0 has 615 cylinders and 4 heads (always leave
this jumper open).
W23 Open Drive 1 has 615 cylinders and 4 heads (always leave
this jumper open).
}
*
//8627
01
C47, 93, 1, 1
T47, 75, 0, 1,J1
C32, 93, 0, 1
T32, 82, 0, 1,J3
C37, 93, 0, 1
T37, 82, 0, 1,J4
C42, 93, 1, 1
T42, 75, 0, 1,J5
T7, 92, 0, 1,J6
T15, 86, 0, 2, W4
T17, 86, 0, 2, W5
T19, 86, 0, 2, W6
T21, 86, 0, 2, W7
T23, 86, 0, 2, W8
T25, 86, 0, 2, W9
T27, 86, 0, 2, W10
T29, 86, 0, 2, W11
T60, 86, 0, 2, W14
T62, 86, 0, 2, W15
T64, 86, 0, 2, W16
T66, 86, 0, 2, W17
T68, 86, 0, 2, W18
T70, 86, 0, 2, W19
T72, 86, 0, 2, W20
T74, 86, 0, 2, W21
T76, 86, 0, 2, W22
T78, 86, 0, 2, W23
{
Drives: 2 RLL or ESDI drives supported.
2 floppy drives (360KB, 720KB, 1.2MB, and 1.44MB).
Debug: C800:6.
J1 Floppy connector.
J3 Drive 1 data connector.
J4 Drive 0 data connector.
J5 HD control connector.
J6 LED connector.
W4 Open (Default) Drive 1 is fixed.
Closed Drive 1 is removable.
W5 Open (Default) Drive 1 is RLL.
Closed Drive 1 is ESDI.
W6 Open (Default) Drive 1 is soft-sectored.
Closed Drive 1 is hard-sectored.
W7 Open (Default) Drive 0 is fixed.
Closed Drive 0 is removable.
W8 Open (Default) Drive 0 is RLL.
Closed Drive 0 is ESDI.
W9 Open (Default) Drive 0 is soft-sectored.
Closed Drive 0 is hard-sectored.
W10 Open RLL mode: 512 bytes/sector.
W11 Open
Open RLL mode: 512 bytes/sector.
Closed
Closed RLL mode: 1024 bytes/sector.
Open
Closed RLL mode: 1056 bytes/sector.
Closed
Open ESDI mode: 26 sectors/track.
Open
Open ESDI mode: 26 sectors/track.
Closed
Closed ESDI mode: 26 sectors/track.
Open
Closed ESDI mode: 13 sectors/track.
Closed
W12 Cut trace if drive 0 is ESDI.
W13 Cut trace if drive 1 is ESDI.
W14 Open (Default) Primary floppy I/O ports (3F0-3F7).
Closed Secondary floppy I/O ports (370-377).
W15 Open (Default) BIOS address C:8000.
Closed BIOS address C:A000.
W16 Open (Default) BIOS enabled.
Closed BIOS disabled.
W17, 18, and 19
ooo I/O ports 320.
ooX I/O ports 324.
oXo I/O ports 328.
oXX I/O ports 32C.
Xoo I/O ports 1A0.
XoX I/O ports 1A4.
XXo I/O ports 1A8.
XXX I/O ports 1AC.
If BIOS is #1002579...
W20 Closed Drive 0 is ESDI.
W21 Closed
Open Drive 0 has 987 cylinders and 7 heads.
Closed
Closed Drive 0 has 918 cylinders and 15 heads.
Open
Open Drive 0 has 612 cylinders and 4 heads.
Open
W22 Closed Drive 1 is ESDI.
W23 Closed
Open Drive 1 has 987 cylinders and 7 heads.
Closed
Closed Drive 1 has 918 cylinders and 15 heads.
Open
Open Drive 1 has 612 cylinders and 4 heads.
Open
If BIOS is #1002580...
W20 Closed Drive 0 is ESDI.
W21 Closed
Open Drive 0 has 820 cylinders and 6 heads.
Closed
Closed Drive 0 has 1024 cylinders and 9 heads.
Open
Open Drive 0 has 615 cylinders and 4 heads.
Open
W22 Closed Drive 1 is ESDI.
W23 Closed
Open Drive 1 has 820 cylinders and 6 heads.
Closed
Closed Drive 1 has 1024 cylinders and 9 heads.
Open
Open Drive 1 has 615 cylinders and 4 heads.
Open
If BIOS is #1002661...
W20 Reserved.
W21 Open (Default) No wait states inserted.
Closed Wait states inserted.
W22 Open Drive 0 has 612 cylinders and 4 heads (always leave
this jumper open).
W23 Open Drive 1 has 612 cylinders and 4 heads (always leave
this jumper open).
If BIOS is #1002662...
W20 Reserved.
W21 Open (Default) No wait states inserted.
Closed Wait states inserted.
W22 Open Drive 0 has 615 cylinders and 4 heads (always leave
this jumper open).
W23 Open Drive 1 has 615 cylinders and 4 heads (always leave
this jumper open).
}
*
