DISTRIBUTED PROCESSING TECHNOLOGY

PM3021

Data bus:

16-bit ISA

Size:

Three-fourth length, full-height card

Hard drive supported:

Up to seven SCSI-2, SCSI-3 or Fast SCSI devices

Floppy drives supported:

Two 360KB, 720KB, 1.2MB, or 1.44MB drives

CONNECTIONS

Function

Location

3-pin connector - remote alarm

P4

4-pin connector - drive active LED

P6

34-pin cable connector - floppy drive

P8

50-pin SCSI connector bus 0 - internal

P10

50-pin SCSI connector bus 0 - external

J11

ECC or Parity Error LED - red

DS1

ECC enabled LED - green

DS2

LED - adapter busy

LEDS/1

LED - computer bus transfer to adapter

LEDS/2

LED - computer bus transfer from adapter

LEDS/3

LED - cache hit

LEDS/4

LED - disk read/ahead active

LEDS/5

LED - disk read

LEDS/6

LED - disk write

LEDS/7

LED - adapter reset

LEDS/8

LED - interrupt to computer pending

LEDS/9

LED - DRQ to computer asserted

LEDS/10

Note: The configuration of the 10-segment LEDS is unidentified.

USER CONFIGURABLE SETTINGS

Function

Location

Setting

»

Bus-On time is 12.8 m m

Y15

Open

 

Bus-On time is 6.4 m m

Y15

Close

»

SCSI active termination enabled

Y16

Close

 

SCSI active termination disabled

Y16

Open

»

Drive address lines SA17-19 and LA17-19 enabled

Y19

Close

 

Drive address lines LA17-19 only enabled

Y19

Open

»

Floppy drive interface enabled

Y20

Close

 

Floppy drive interface disabled

Y20

Open

»

ISA bus mastering enabled

Y24

Close

 

ISA bus mastering disabled (PIO enabled)

Y24

Open

»

Floppy controller address is primary (3F0h)

Y34

Open

 

Floppy controller address is secondary (370h)

Y34

Close

»

SCSI BIOS ROM size is 8K

Y38

Open

 

SCSI BIOS ROM size is 16K (factory upgrade)

Y38

Close

»

External cable detection disabled

Y39

Open

 

External cable detection enabled

Y39

Close

»

Termination power from adapter to external

devices enabled

Y50

Close

 

Termination power from adapter to external

devices disabled

Y50

Open

SCSI BIOS ADDRESS SELECTION

Address

Y36

Y37

»

C800h

Close

Close

 

D800h

Close

Open

 

DC00h

Open

Close

 

Disabled

Open

Open

I/O ADDRESS SELECTION

Address

Y33

Y35

»

170h

Open

Close

 

1F0h

Close

Close

 

230h

Open

Open

 

330h

Close

Open

INTERRUPT SELECTION

IRQ

Y29

Y30

 

IRQ14

Close

Close

 

IRQ12

Open

Close

»

IRQ15

Close

Open

 

Disabled

Open

Open

SCSI ID SELECTION

SCSI ID

Y18

Y25

Y26

 

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

DMA SELECTION

Channel

Y31

Y32

»

5

Close

Close

 

6

Close

Open

 

7

Open

Close

 

0

Open

Open

DMA SPEED SELECTION

Transfer Rate (MB/s)

Y12

Y13

Y14

 

3.0

Close

Close

Close

 

4.0

Open

Close

Close

 

4.4

Close

Open

Close

»

5.0

Open

Open

Close

 

5.7

Close

Close

Open

 

6.667

Open

Close

Open

 

8

Close

Open

Open

 

10

Open

Open

Open

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

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

2MB

(1) 256K x 36

(1) 256K x 36

None

None

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

48MB

(1) 4M x 36

(1) 4M x 36

None

(1) 4M x 36

64MB

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

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.