DATA TECHNOLOGY CORPORATION
DTC6180-15TX, DTC6280-15TX
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Data bus: 16-bit, ISA
Size: Full-length, full-height card
Hard drives supported: Two ESDI RLL drives with 17,32, or 60 sector mapping
Floppy drives supported: DTC6180-15TX: None
DTC6280-15TX: Four 360KB, 720KB, 1.2MB, 1.44MB
Sector interleave: 1:1
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CONNECTIONS | |
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Function |
Location |
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34-pin data cable connector-floppy drive (DTC6280-15TX only) |
J1 |
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34-pin control cable connector-hard drive |
J2 |
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20-pin data cable connector-drive 0 |
J3 |
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20-pin data cable connector-drive 1 |
J4 |
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4-pin connector-drive active LED |
J5 |
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USER CONFIGURABLE SETTTINGS - DTC6X80-15TX | |||
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Function |
Location |
Setting | |
| » |
Reserved for Floppy precomp |
W1 |
open |
| » |
Wait state disabled |
W2 |
open |
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Wait state enabled |
W2 |
closed | |
| » |
BIOS SRAM is 8Kx8 (6264) |
W3 |
pins 1 & 2 closed |
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BIOS SRAM is 2Kx8 (6116) (Hard-wired) |
W3 |
pins 2 & 3 closed | |
| » |
Track buffer size is 32Kx8 SRAM |
W4 |
pins 1 & 2 closed |
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Track buffer size is 8Kx8 SRAM |
W4 |
pins 2 & 3 closed | |
| » |
Hard Drive Interrupt is IRQ14 |
W5 |
pins 1 & 2 closed |
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Hard Drive Interrupt is IRQ15 |
W5 |
pins 2 & 3 closed | |
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BIOS ADDRESS - DTC6180-15TX | |||
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Address |
SW1/switch 5 |
SW1/switch 6 | |
| » |
C8000h |
off |
off |
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D8000h |
on |
off | |
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D0000h |
off |
on | |
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D4000h |
on |
on | |
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USER CONFIGURABLE SETTINGS - DTC6280-15TX | |||
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Function |
Location |
Setting | |
| » |
Floppy drive data transfer rate is 300Kb/s |
SW1/switch 1 |
off |
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Floppy drive data transfer rate is 250Kb/s |
SW1/switch 1 |
on | |
| » |
PS/2-type floppy at Drive Select 2 not supported |
SW1/switch 2 |
on |
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PS/2-type floppy drive on Drive Select 2 supported |
SW1/switch 2 |
off | |
| » |
Floppy drive enabled |
SW1/switch 3 |
off |
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Floppy drive disabled |
SW1/switch 3 |
on | |
| » |
Hard drive port address 1F0-1F7h and floppy drive port address 3F2-3F7h |
SW1/switch 4 |
off |
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Hard drive port address 170-177h and floppy drive port address 372-377h |
SW1/switch 4 |
on | |
| » |
Auto deselect enabled |
SW1/switch 5 |
on |
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Auto deselect disabled |
SW1/switch 5 |
off | |
| » |
BIOS enabled |
SW1/switch 6 |
on |
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BIOS disabled |
SW1/switch 6 |
off | |
| » |
Initial interrupt enabled after reset |
SW1/switch 9 |
on |
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Initial interrupt disabled after reset |
SW1/switch 9 |
off | |
| » |
Track buffer enabled |
SW1/switch 10 |
on |
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Track buffer disabled |
SW1/switch 10 |
off | |
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BIOS ADDRESS - DTC6280-15TX | ||
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Address |
SW1/switch 7 |
SW1/switch 8 |
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C8000h |
off |
off |
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D8000h |
on |
off |
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D0000h |
off |
on |
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D4000h |
on |
on |
