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TYAN COMPUTER CORPORATION

S1342 (REV. 1.6)

Data Bus

32-bit VESA Local Bus

Card Size

Three-quarter length, Half-height card

Hard Drives supported

Four IDE (AT) drives

Floppy drives supported

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

CONNECTIONS

Function

Location

Function

Location

34-pin cable connector - floppy drive 1

CN1

9-pin serial port 1 - external

CN6

25-pin parallel port - external

CN2

40-pin secondary IDE(AT) connector

CN7

40-pin primary IDE(AT) connector

CN3

4-pin connector - secondary

drive active LED

CN8

4-pin connector - primary

drive active LED

CN4

34-pin cable connector - floppy drive 2

CN9

10-pin serial port 2 - internal

CN5

16-pin game port - internal

CN10

USER CONFIGURABLE SETTINGS

Function

Label

Position

»

I/O Channel Ready signal disabled

J7

Open

 

I/O Channel Ready signal enabled

J7

Closed

»

Floppy drive enabled

J8

Pins 2 & 3 closed

 

Floppy drive disabled

J8

Pins 1 & 2 closed

»

Floppy drive normal compatible mode

J16

Pins 2 & 3 closed

 

Floppy drive enhanced mode

J16

Pins 1 & 2 closed

»

VL IDE enabled

J17

Pins 2 & 3 closed

 

VL IDE disabled

J17

Pins 1 & 2 closed

»

Floppy drive port address is 3F0-3F7h

J26

Pins 2 & 3 closed

 

Floppy drive port address is 370-377h

J26

Pins 1 & 2 closed

»

Game Port enabled

J37

Closed

 

Game Port disabled

J37

Open

FLOPPY DRIVE CHANNEL SELECTION

Function

J4

J5

J6

»

Primary channel, two floppy-drives enable

Open

Open

Open

 

Two channel, four floppy drives enabled

Closed

Closed

Closed

Note: Four floppy drive support is mutually exclusive with the parallel port special features.

PARALLEL PORT ADDRESS SELECTION

Setting

J9

J27

»

LPT1

Pins 2 & 3 closed

Pins 2 & 3 closed

 

LPT2

Pins 2 & 3 closed

Pins 1 & 2 closed

 

LPT3

Pins 1 & 2 closed

Pins 1 & 2 closed

 

Disabled

Pins 1 & 2 closed

Pins 2 & 3 closed

SERIAL PORT 1 ADDRESS SELECTION

Setting

J10

J11

»

COM1

Pins 2 & 3 closed

Pins 2 & 3 closed

 

COM2

Pins 2 & 3 closed

Pins 1 & 2 closed

 

COM3

Pins 1 & 2 closed

Pins 2 & 3 closed

 

Disabled

Pins 1 & 2 closed

Pins 1 & 2 closed

SERIAL PORT 2 ADDRESS SELECTION

Setting

J12

J13

 

COM1

Pins 2 & 3 closed

Pins 1 & 2 closed

»

COM2

Pins 2 & 3 closed

Pins 2 & 3 closed

 

COM4

Pins 1 & 2 closed

Pins 2 & 3 closed

 

Disabled

Pins 1 & 2 closed

Pins 1 & 2 closed

HARD DRIVE PORT ADDRESS SELECTION

Setting

J18

J19

 

Primary & Secondary IDE active

Pins 1 & 2 closed

Pins 2 & 3 closed

»

Primary IDE address is 1F0h

Pins 2 & 3 closed

Pins 2 & 3 closed

 

Primary IDE address is 170h

Pins 2 & 3 closed

Pins 1 & 2 closed

HARD DRIVE WAIT STATE SELECTION

Address

J20

J21

J22

 

VL Bus speed <33MHz

Pins 1 & 2 closed

Pins 2 & 3 closed

Pins 1 & 2 closed

 

VL Bus speed >33MHz

Pins 2 & 3 closed

Pins 1 & 2 closed

Pins 2 & 3 closed

»

Any VL Bus speed

Pins 2 & 3 closed

Pins 2 & 3 closed

Pins 2 & 3 closed

PARALLEL PORT MODE SELECTION

Setting

J28

J29

 

Enhanced Parallel Port (EPP)

Pins 1 & 2 closed

Pins 2 & 3 closed

 

Extended Capacity Port (ECP)

Pins 2 & 3 closed

Pins 1 & 2 closed

 

ECP & EPP

Pins 1 & 2 closed

Pins 1 & 2 closed

»

Standard

Pins 2 & 3 closed

Pins 2 & 3 closed

SERIAL PORT INTERRUPT SELECTION

Port 1

Port 2

J32

J33

J34

J35

 

IRQ4

IRQ3

Open

Closed

Closed

Open

 

IRQ4

none

Open

Closed

Open

Open

 

none

IRQ3

Open

Open

Closed

Open

 

IRQ3

IRQ4

Open

J33/pin1 to J34/pin1

J33/pin2 to J34/pin2

Open

 

IRQ5

IRQ3

Open

J33/pin1 to J34/pin1

Open

 

no IRQ3

IRQ4

Open

J33/pin2 to J34/pin2

Open

 

IRQ5

IRQ3

Open

Closed

J34/pin2 to J35/pin2

 

IRQ5

no IRQ3

Open

Open

J34/pin2 to J35/pin2

 

IRQ4

IRQ5

J32/pin2 to J33/pin2

Closed

Open

 

no IRQ4

IRQ5

J32/pin2 to J33/pin2

Open

Open

PARALLEL PORT INTERRUPT SELECTION

IRQ

J35

J36

»

Parallel port interrupt is IRQ7

Open

Closed

 

Parallel port interrupt is IRQ5

Closed

Open

 

Disabled

Open

Open

DMA CHANNEL SELECTION

Setting

J38

J39

J40

J41

J42

 

1

Closed

Open

Open

Closed

Closed

 

3

Closed

Closed

Closed

Open

Open

»

Disabled

Open

Open

Open

Open

Open