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PTI-227B

DTK COMPUTER, INC.

PTI-227B

Data bus:

16-bit, ISA

Size:

Half-length, half-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

34-pin control cable connector - floppy drive

J1

40-pin IDE(AT) Interface connector

J2

16-pin game port - internal

J3

10-pin serial port (COM1/3/4) - external

J4

10-pin serial port (COM2/3/4) - internal

J6

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

J7

2-pin connector - Drive active LED

JP1

USER CONFIGURABLE SETTINGS

Function

Location

Setting

Parallel Port is uni-directional

JP3

closed

 

Parallel Port is bi-directional

JP3

open

Hard drive port address is 3F6-3F7, 1F0-1F7h

JP4/jumper 1

pins 1 & 2 closed

 

Hard drive port address is 376-377, 170-177h

JP4/jumper 1

pins 2 & 3 closed

Hard drive enabled

JP4/jumper 2

pins 2 & 3 closed

 

Hard drive disabled

JP4/jumper 2

pins 1 & 2 closed

Floppy drive port address is 3F0-3F7h

JP4/jumper 3

pins 1 & 2 closed

 

Floppy drive port address is 370-377h

JP4/jumper 3

pins 2 & 3 closed

Floppy drive enabled

JP4/jumper 4

pins 2 & 3 closed

 

Floppy drive disabled

JP4/jumper 4

pins 1 & 2 closed

SERIAL PORT 1 (J4) CONFIGURATION

COM

JP2/jumper 1

JP2/jumper 2

1

pins 2 & 3 closed

pins 1 & 2 closed

 

3

pins 1 & 2 closed

pins 2 & 3 closed

 

4

pins 2 & 3 closed

pins 2 & 3 closed

 

Disabled

pins 1 & 2 closed

pins 1 & 2 closed

SERIAL PORT 2 (J6) CONFIGURATION

COM

JP2/jumper 3

JP2/jumper 4

2

pins 2 & 3 closed

pins 1 & 2 closed

 

3

pins 2 & 3 closed

pins 2 & 3 closed

 

4

pins 1 & 2 closed

pins 2 & 3 closed

 

Disabled

pins 1 & 2 closed

pins 1 & 2 closed

PARALLEL PORT (J7) CONFIGURATION

LPT

JP2/jumper 5

JP2/jumper 6

1

pins 1 & 2 closed

pins 2 & 3 closed

 

2

pins 2 & 3 closed

pins 1 & 2 closed

 

3

pins 2 & 3 closed

pins 2 & 3 closed

 

Disabled

pins 1 & 2 closed

pins 1 & 2 closed

SERIAL PORT 1 (J4) INTERRUPT REQUEST

IRQ

J5/jumper 1

J5/jumper 2

J5/jumper 3

 

3

open

closed

open

4

closed

open

open

 

5

open

open

closed

SERIAL PORT 2 (J6) INTERRUPT REQUEST

IRQ

J5/jumper 4

J5/jumper 5

J5/jumper 6

3

closed

open

open

 

4

open

closed

open

 

5

open

open

closed

PARALLEL PORT (J7) INTERRUPT REQUEST

IRQ

J5/jumper 7

J5/jumper 8

 

5

open

closed

7

closed

open