RMT SYSTEMS, INC.
RMT2001-F2H2
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Data bus: 8-bit, ISA
Size: Full-length, full-height card
Hard drives supported: Two MFM ST506/ST412 drives (5MB to 140MB)
Floppy drives supported: Two 360KB, 720KB, 1.2MB, or 1.44MB
Maximum heads/cyl.: 16 heads and 1024 cylinders
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CONNECTIONS | |
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Function |
Location |
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34-pin control cable connector-hard drive |
J1 |
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20-pin data cable connector-drive 0 |
J2 |
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20-pin data cable connector-drive 1 |
J3 |
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34-pin data cable connector-floppy drive |
J4 |
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USER CONFIGURABLE SETTINGS | |||
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Function |
Location |
Setting | |
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Drive 0 has 8 heads or less |
JP1 |
pins 4 & 6 closed | |
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Drive 0 has more than 8 heads |
JP1 |
pins 2 & 4 closed | |
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Drive 1 has 8 heads or less |
JP1 |
pins 1 & 3 closed | |
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Drive 1 has more than 8 heads |
JP1 |
pins 3 & 5 closed | |
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Single speed floppyDrive (Dual-speed not supported) |
JP2 |
open | |
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Hard drive port address 1F0-1F7h |
JP3/jumper 1 |
closed | |
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Hard drive port address 170-177h |
JP3/jumper 1 |
open | |
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Floppy drive port address 3F0-3F7h |
JP3/jumper 2 |
closed | |
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Floppy drive port address 370-377h |
JP3/jumper 2 |
open | |
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Factory configured - do not alter |
JP3/jumper 3 |
open | |
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Factory configured - do not alter |
JP3/jumper 4 |
open | |
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Hard Drive Interrupt is IRQ5 |
JP4 |
pins 1 & 2 closed | |
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Hard Drive Interrupt is IRQ2 (Not supported) |
JP4 |
pins 2 & 3 closed | |
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Select IRQ6 |
JP5/jumpers 1-6 |
closed | |
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Select DMA Channel 2 |
JP6/jumpers 1-6 |
closed | |
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Note: JP3/jumpers 3 and 4 allows you to use one EPROM for both BIOS's. Closing JP3/3 connects A13 to socket U12 (pin 26) Closing JP3/4 redirects the hard drive BIOS select to socket U12 (pin 27) | |||
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BIOS ADDRESS | ||
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Address |
JP3/jumper 5 |
JP3/jumper 6 |
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CC00h |
closed |
open |
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CE00h |
open |
closed |
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HARD DRIVE TYPE | ||||
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HARD DRIVE 0 |
HARD DRIVE 1 | |||
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HD Type |
SW1/switch 5 |
SW1/switch 6 |
SW1/switch 7 |
SW1/switch 8 |
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1 |
closed |
closed |
closed |
closed |
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2 |
open |
closed |
open |
closed |
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3 |
closed |
open |
closed |
open |
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4 |
open |
open |
open |
open |
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FLOPPY DRIVE TYPE | ||||
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FLOPPY DRIVE 1 |
FLOPPY DRIVE 2 | |||
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Type |
SW1/switch 1 |
SW1/switch 2 |
SW1/switch 3 |
SW1/switch 4 |
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360KB |
open |
open |
open |
open |
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1.2MB |
open |
closed |
open |
closed |
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720KB |
closed |
open |
closed |
open |
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1.44MB |
closed |
closed |
closed |
closed |
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HARD DRIVE TYPES SUPPORTED | |||||
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DRIVE TYPE |
HEADS |
CYLINDERS |
RWC |
PRECOMP. |
STEP RATE |
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1 |
6 |
640 |
210 |
210 |
18 m s |
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2 |
6 |
820 |
none |
410 |
18 m s |
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3 |
5 |
733 |
none |
367 |
18 m s |
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4 |
4 |
615 |
none |
307 |
30 m s |