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IDE BLAZER (MODEL 8020)

MORSE TECHNOLOGIES, INC.

IDE BLAZER (MODEL 8020)

Data bus:

32-bit, VL-bus

Size:

Three/quarter-length, full-height card

Hard drive supported:

Two IDE (AT) Interface drives

Floppy drives supported:

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

CONNECTIONS

Function

Location

40-pin IDE(AT) Interface connector

J1

34-pin control cable connector - floppy drive

J2

15-pin game port - internal

J3

10-pin serial port (COM1/2/4) - internal

J4

10-pin serial port (COM1/2/3) - external

J5

25-pin parallel port (LPT1/2/3) - external

J6

2-pin connector - Drive active LED

JP1

USER CONFIGURABLE SETTINGS

Function

Location

Setting

Hard drive enabled

JP2

pins 1 & 2 closed

 

Hard drive disabled

JP2

pins 2 & 3 closed

Floppy drive enabled

JP3

pins 1 & 2 closed

 

Floppy drive disabled

JP3

pins 2 & 3 closed

Parallel Port Interrupt Request is IRQ7

JP10

pins 1 & 2 closed

 

Parallel Port Interrupt Request is IRQ5

JP10

pins 2 & 3 closed

Game Port (J3) enabled

JP11

closed

 

Game Port (J3) disabled

JP11

open

SERIAL PORT 1 (J5) CONFIGURATION

COM

Jumper JP4

Jumper JP5

COM1

pins 1 & 2 closed

pins 1 & 2 closed

 

COM2

pins 2 & 3 closed

pins 1 & 2 closed

 

COM3

pins 1 & 2 closed

pins 2 & 3 closed

 

Disabled

pins 2 & 3 closed

pins 2 & 3 closed

SERIAL PORT 2 (J4) CONFIGURATION

COM

Jumper JP6

Jumper JP7

 

COM1

pins 2 & 3 closed

pins 1 & 2 closed

COM2

pins 1 & 2 closed

pins 1 & 2 closed

 

COM4

pins 1 & 2 closed

pins 2 & 3 closed

 

Disabled

pins 2 & 3 closed

pins 2 & 3 closed

PARALLEL PORT (J6) CONFIGURATION

LPT

Jumper JP8

Jumper JP9

 

LPT1 (378h)

pins 2 & 3 closed

pins 1 & 2 closed

LPT2 (278h)

pins 1 & 2 closed

pins 1 & 2 closed

 

LPT3 (3BCh)

pins 1 & 2 closed

pins 2 & 3 closed

SERIAL PORT 1 (J5) INTERRUPT REQUEST

 

IRQ

JP12

IRQ4

pins 1 & 2 closed

 

IRQ3

pins 2 & 4 closed

SERIAL PORT 2 (J4) INTERRUPT REQUEST

IRQ

JP12

IRQ3

pins 3 & 4 closed

 

IRQ4

pins 1 & 3 closed