DISTRIBUTED PROCESSING TECHNOLOGY
PM3021
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Data bus: |
16-bit ISA |
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Size: |
Three-fourth length, full-height card |
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Hard drive supported: |
Up to seven SCSI-2, SCSI-3 or Fast SCSI devices |
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Floppy drives supported: |
Two 360KB, 720KB, 1.2MB, or 1.44MB drives |
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CONNECTIONS | |
|
Function |
Location |
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3-pin connector - remote alarm |
P4 |
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4-pin connector - drive active LED |
P6 |
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34-pin cable connector - floppy drive |
P8 |
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50-pin SCSI connector bus 0 - internal |
P10 |
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50-pin SCSI connector bus 0 - external |
J11 |
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ECC or Parity Error LED - red |
DS1 |
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ECC enabled LED - green |
DS2 |
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LED - adapter busy |
LEDS/1 |
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LED - computer bus transfer to adapter |
LEDS/2 |
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LED - computer bus transfer from adapter |
LEDS/3 |
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LED - cache hit |
LEDS/4 |
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LED - disk read/ahead active |
LEDS/5 |
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LED - disk read |
LEDS/6 |
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LED - disk write |
LEDS/7 |
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LED - adapter reset |
LEDS/8 |
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LED - interrupt to computer pending |
LEDS/9 |
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LED - DRQ to computer asserted |
LEDS/10 |
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Note: The configuration of the 10-segment LEDS is unidentified. | |
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USER CONFIGURABLE SETTINGS | |||
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Function |
Location |
Setting | |
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Bus-On time is 12.8 m m |
Y15 |
Open | |
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Bus-On time is 6.4 m m |
Y15 |
Close | |
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SCSI active termination enabled |
Y16 |
Close | |
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SCSI active termination disabled |
Y16 |
Open | |
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Drive address lines SA17-19 and LA17-19 enabled |
Y19 |
Close | |
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Drive address lines LA17-19 only enabled |
Y19 |
Open | |
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Floppy drive interface enabled |
Y20 |
Close | |
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Floppy drive interface disabled |
Y20 |
Open | |
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ISA bus mastering enabled |
Y24 |
Close | |
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ISA bus mastering disabled (PIO enabled) |
Y24 |
Open | |
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Floppy controller address is primary (3F0h) |
Y34 |
Open | |
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Floppy controller address is secondary (370h) |
Y34 |
Close | |
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SCSI BIOS ROM size is 8K |
Y38 |
Open | |
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SCSI BIOS ROM size is 16K (factory upgrade) |
Y38 |
Close | |
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External cable detection disabled |
Y39 |
Open | |
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External cable detection enabled |
Y39 |
Close | |
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Termination power from adapter to external devices enabled |
Y50 |
Close | |
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Termination power from adapter to external devices disabled |
Y50 |
Open | |
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SCSI BIOS ADDRESS SELECTION | |||
|
Address |
Y36 |
Y37 | |
|
C800h |
Close |
Close | |
|
D800h |
Close |
Open | |
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DC00h |
Open |
Close | |
|
Disabled |
Open |
Open | |
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I/O ADDRESS SELECTION | |||
|
Address |
Y33 |
Y35 | |
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170h |
Open |
Close | |
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1F0h |
Close |
Close | |
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230h |
Open |
Open | |
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330h |
Close |
Open | |
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INTERRUPT SELECTION | |||
|
IRQ |
Y29 |
Y30 | |
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IRQ14 |
Close |
Close | |
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IRQ12 |
Open |
Close | |
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IRQ15 |
Close |
Open | |
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Disabled |
Open |
Open | |
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SCSI ID SELECTION | ||||
|
SCSI ID |
Y18 |
Y25 |
Y26 | |
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0 |
Open |
Open |
Open | |
|
1 |
Open |
Close |
Open | |
|
2 |
Close |
Open |
Open | |
|
3 |
Close |
Close |
Open | |
|
4 |
Open |
Open |
Close | |
|
5 |
Open |
Close |
Close | |
|
6 |
Close |
Open |
Close | |
|
7 |
Close |
Close |
Close | |
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DMA SELECTION | |||
|
Channel |
Y31 |
Y32 | |
|
5 |
Close |
Close | |
|
6 |
Close |
Open | |
|
7 |
Open |
Close | |
|
0 |
Open |
Open | |
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DMA SPEED SELECTION | ||||
|
Transfer Rate (MB/s) |
Y12 |
Y13 |
Y14 | |
|
3.0 |
Close |
Close |
Close | |
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4.0 |
Open |
Close |
Close | |
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4.4 |
Close |
Open |
Close | |
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5.0 |
Open |
Open |
Close | |
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5.7 |
Close |
Close |
Open | |
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6.667 |
Open |
Close |
Open | |
|
8 |
Close |
Open |
Open | |
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10 |
Open |
Open |
Open | |
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DRAM CONFIGURATION | ||||
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Size |
Bank 0 |
Bank 1 |
Bank 2 |
Bank 3 |
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1MB |
(1) 256K x 36 |
None |
None |
None |
|
1MB |
None |
(1) 256K x 36 |
None |
None |
|
1MB |
None |
None |
(1) 256K x 36 |
None |
|
1MB |
None |
None |
None |
(1) 256K x 36 |
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2MB |
(1) 256K x 36 |
(1) 256K x 36 |
None |
None |
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2MB |
None |
(1) 256K x 36 |
(1) 256K x 36 |
None |
|
2MB |
None |
None |
(1) 256K x 36 |
(1) 256K x 36 |
|
3MB |
(1) 256K x 36 |
(1) 256K x 36 |
(1) 256K x 36 |
None |
|
3MB |
None |
(1) 256K x 36 |
(1) 256K x 36 |
(1) 256K x 36 |
|
3MB |
(1) 256K x 36 |
None |
(1) 256K x 36 |
(1) 256K x 36 |
|
3MB |
(1) 256K x 36 |
(1) 256K x 36 |
None |
(1) 256K x 36 |
|
4MB |
(1) 256K x 36 |
(1) 256K x 36 |
(1) 256K x 36 |
(1) 256K x 36 |
|
4MB |
(1) 1M x 36 |
None |
None |
None |
|
4MB |
None |
(1) 1M x 36 |
None |
None |
|
4MB |
None |
None |
(1) 1M x 36 |
None |
|
4MB |
None |
None |
None |
(1) 1M x 36 |
|
8MB |
(1) 1M x 36 |
(1) 1M x 36 |
None |
None |
|
8MB |
None |
(1) 1M x 36 |
(1) 1M x 36 |
None |
|
8MB |
None |
None |
(1) 1M x 36 |
(1) 1M x 36 |
|
12MB |
(1) 1M x 36 |
(1) 1M x 36 |
(1) 1M x 36 |
None |
|
12MB |
None |
(1) 1M x 36 |
(1) 1M x 36 |
(1) 1M x 36 |
|
12MB |
(1) 1M x 36 |
None |
(1) 1M x 36 |
(1) 1M x 36 |
|
12MB |
(1) 1M x 36 |
(1) 1M x 36 |
None |
(1) 1M x 36 |
|
16MB |
(1) 1M x 36 |
(1) 1M x 36 |
(1) 1M x 36 |
(1) 1M x 36 |
|
16MB |
(1) 4M x 36 |
None |
None |
None |
|
16MB |
None |
(1) 4M x 36 |
None |
None |
|
16MB |
None |
None |
(1) 4M x 36 |
None |
|
16MB |
None |
None |
None |
(1) 4M x 36 |
|
32MB |
(1) 4M x 36 |
(1) 4M x 36 |
None |
None |
|
32MB |
None |
(1) 4M x 36 |
(1) 4M x 36 |
None |
|
32MB |
None |
None |
(1) 4M x 36 |
(1) 4M x 36 |
|
48MB |
(1) 4M x 36 |
(1) 4M x 36 |
(1) 4M x 36 |
None |
|
48MB |
None |
(1) 4M x 36 |
(1) 4M x 36 |
(1) 4M x 36 |
|
48MB |
(1) 4M x 36 |
None |
(1) 4M x 36 |
(1) 4M x 36 |
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48MB |
(1) 4M x 36 |
(1) 4M x 36 |
None |
(1) 4M x 36 |
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64MB |
(1) 4M x 36 |
(1) 4M x 36 |
(1) 4M x 36 |
(1) 4M x 36 |
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Notes: Although not shown above, 1MB, 4MB and 16MB SIMMs can be combined and DPT ECC SIMMs can replace parity SIMMs of 4MB or 16MB. Single sided SIMMs are preferred, but low-profile double sided 2M and 8MB increments are supported. | ||||