...because we can't all be on the bleeding edge...





P1

MORSE TECHNOLOGIES, INC.

P1

Processor

80486SX/80487SX/80486DX

Processor Speed

16/20/25/33MHz

Chip Set

Morse

Max. Onboard DRAM

16MB

Cache

64/128/256KB

BIOS

AMI/Award

Dimensions

220mm x 220mm

I/O Options

None

NPU Options

4167

CONNECTIONS

Purpose

Location

Purpose

Location

External battery

JP2

Turbo LED

JP16

Power LED & keylock

JP14

Speaker

JP17

Turbo switch

JP15

Reset switch

JP18

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

Battery select internal 3.6VDC

JP4

Closed

 

Battery select external 6VDC

JP4

Open

Parity check enabled

JP5

Closed

 

Parity check disabled

JP5

Open

Monitor type select color

JP6

Closed

 

Monitor type select monochrome

JP6

Open

CMOS memory normal operation

JP7

Open

 

CMOS memory clear

JP7

Closed

Keyboard diagnostic disabled

JP19

Open

 

Keyboard diagnostic enabled

JP19

Closed

Note:Locations of JP5, JP6, JP7, & JP19 are unidentified.

DRAM CONFIGURATION

Size

Bank 0

Bank 1

1MB

(4) 256K x 9

NONE

2MB

(4) 256K x 9

(4) 256K x 9

4MB

(4) 1M x 9

NONE

5MB

(4) 256K x 9

(4) 1M x 9

8MB

(4) 1M x 9

(4) 1M x 9

16MB

(4) 4M x 9

NONE

17MB

(4) 4M x 9

(4) 256K x 9

20MB

(4) 1M x 9

(4) 4M x 9

32MB

(4) 4M x 9

(4) 4M x 9

CACHE CONFIGURATION

Size

Bank 0

Bank 1

TAG (U26)

TAG (U42)

64KB

(4) 8K x 8

(4) 8K x 8

(1) 8K x 8

NONE

128KB

NONE

(4) 32K x 8

(1) 8K x 8

NONE

256KB

(4) 32K x 8

(4) 32K x 8

(1) 8K x 8

(1) 8K x 8

SRAM JUMPER CONFIGURATION

Size

JP8A

JP8B

JP8D

JP8E

JP8F

64KB

2 & 3

2 & 3

2 & 3

2 & 3

2 & 3

128KB

1 & 2

1 & 2

1 & 2

1 & 2

2 & 3

256KB

2 & 3

1 & 2

2 & 3

1 & 2

1 & 2

Note:Pins designated should be in the closed position.

CPU TYPE CONFIGURATION

Type

JP12

JP13

JP30

80486SX

Pins 2 & 3 closed

pins 2 & 3 closed

Open

80487SX

pins 1 & 2 closed

pins 1 & 2 closed

pins 2 & 3 closed

80486DX

pins 1 & 2 closed

pins 1 & 2 closed

pins 1 & 2 closed

Note:When changing the CPU, the Oscillator at Y2 must also be changed so that its speed is equal

to twice the speed of the processor. e.g. A 25MHz CPU would require a 50MHz Oscillator.