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PROMISE TECHNOLOGY, INC.

DRIVECACHE DC2040

Data bus: 16-bit, ISA
Size: Full-length, full-height card
Hard drives supported: Seven SCSI hard drives
Floppy drives supported: Two 360KB, 720KB, 1.2MB, or 1.44MB drives
One floppy tape drive

CONNECTIONS
Function Location
DB-25 SCSI control cable connector-external CN1
34-pin control cable connector-floppy drive J1
34-pin control cable connector-floppy tape drive J2
50-pin SCSI control cable connector-internal J3
4-pin connector-drive active LED JP1

 
USER CONFIGURABLE SETTINGS
Function Location Setting
Factory configured - do not alter JP2/jumper 1 open
Floppy and tape drive enabled JP5 closed
     Floppy and tape drive disabled JP5 open

 
INTERRUPT REQUEST
IRQ JP2/2 JP2/3 JP3/1 JP3/2 JP3/3
     IRQ12 closed open closed open open
IRQ14 open open open closed open
     IRQ15 open closed open open closed

 
SCSI ADDRESS
Address JP2/jumper 4 JP2/jumper 5 JP2/jumper 6
     0 open open open
     1 closed open open
     2 open closed open
     3 closed closed open
     4 open open closed
     5 closed open closed
     6 open closed closed
7 closed closed closed

 
BIOS ADDRESS
Address JP6/jumper 1 JP6/jumper 2 JP6/jumper 3 JP6/jumper 4
     C800h closed open closed closed
     CA00h closed open closed open
     CC00h closed open open closed
     CE00h closed open open open
     D000h open closed closed closed
     D200h open closed closed open
     D400h open closed open closed
     D600h open closed open open
D800h open open closed closed
     DA00h open open closed open
     DC00h open open open closed
     DE00h open open open open

 
ON-BOARD CACHE CONFIGURATION
Size Bank 0 Bank 1
512KB (2) 256KB × 9 NONE
1MB (2) 256KB × 9 (2) 256KB × 9
2MB (2) 1MB × 9 NONE
2.5MB (2) 256KB × 9 (2) 1MB × 9
4MB (2) 1MB × 9 (2) 1MB × 9
8MB (2) 4MB × 9 NONE
8.5MB (2) 256KB × 9 (2) 4MB × 9
10MB (2) 1MB × 9 (2) 4MB × 9
16MB (2) 4MB × 9 (2) 4MB × 9
Note: Uses only 80nsec or faster SIMM's; 256K, 1M, or 4M (either x8 or x9).

 
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