OLIVETTI

M380-XP9 (BA832, BA839)

Processor

80386SX

Processor Speed

33MHz

Chip Set

Unidentified

Video Chip Set

None

Maximum Onboard Memory

32MB

Maximum Video Memory

None

Cache

32KB

BIOS

Unidentified

Dimensions

330mm x 218mm

I/O Options

Parallel port, serial port

NPU Options

80387SX/3167

CONNECTIONS

Purpose

Location

Purpose

Location

Parallel port

Unidentified

Serial port

Unidentified

USER CONFIGURABLE SETTINGS

Function

Label

Position

 

Mainboard RAM enabled

JP5

Closed

 

Mainboard RAM disabled

JP5

Open

 

NPU clock select system clock

JP6

Open

 

NPU clock select external clock

JP6

Closed

 

Pipeline mode enabled

JP7

Closed

 

Pipeline mode disabled

JP7

Open

 

Serial port clock select system clock

JP8

Closed

 

Serial port clock select external clock

JP8

Open

DRAM CONFIGURATION

Size

Bank 0

Bank 1

4MB

(4) 1M x 9

None

8MB

(4) 1M x 9

(4) 1M x 9

16MB

(4) 4M x 9

None

32MB

(4) 4M x 9

(4) 4M x 9

Note: The location of banks 0 & 1 are unidentified.

DRAM JUMPER CONFIGURATION

Size

JP3

JP4

4MB

Closed

Closed

8MB

Open

Closed

16MB

Closed

Open

32MB

Open

Open

DRAM JUMPER CONFIGURATION

RAM from 12MB to 16MB

JPR4

Enabled as cache

Pins 2 & 3 closed

Managed by I/O controller

Pins 1 & 2 closed

Disabled

Open

CACHE CONFIGURATION

Note: 32KB cache is factory installed and is not configurable.

CPU SPEED SELECTION

Speed

JPR1

JPR2

25MHz (not used)

Pins 1 & 2 closed

Pins 2 & 3 closed

33MHz

Pins 2 & 3 closed

Pins 1 & 2 closed

CPU CLOCK SPEED SELECTION

Speed

JP1

JP2

16MHz (not used)

Closed

Closed

20MHz (not used)

Closed

Closed

25MHz (not used)

Open

Closed

33MHz

Closed

Open

40MHz (not used)

Open

Open

SERIAL PORT SELECTION

Setting

JP11

JP12

Compaq

Open

Open

IBM

Closed

Closed

BIOS SELECTION

Size

JP9

JP10

27256

Closed

Open

27512

Open

Closed

MOUSE SELECTION

Setting

JPR3

IRQ12 enabled for mouse

Pins 2 & 3 closed

I/O disabled/enabled

Pins 1 & 2 closed

Mouse must not be connected

Open