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S1345 (REV 1.8)

TYAN COMPUTER CORPORATION

S1345 (REV 1.8)

Q2/96

Data bus:

32-bit VL-bus

Size:

Three-quarter length, half-height card

Hard drive supported:

Four IDE(AT) drives

Floppy drives supported:

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

CONNECTIONS

Function

Location

10-pin serial port 1 - internal

CN1

10-pin serial port 2 - internal

CN2

25-pin parallel port - external

CN3

16-pin game port

CN4

34-pin cable connector - floppy drive

CN5

40-pin primary IDE(AT) connector

CN6

4-pin connector - primary drive active LED

CN7

40-pin secondary IDE(AT) connector

CN8

4-pin connector - secondary drive active LED

CN9

USER CONFIGURABLE SETTINGS

Function

Location

Setting

IDE(AT) interface enabled

J1

pins 1 & 2 closed

 

IDE(AT) interface disabled

J1

pins 2 & 3 closed

Floppy drive order is normal (A:, B:)

J11

pins 1 & 2 closed

 

Floppy drive order is reversed (B:, A:)

J11

pins 2 & 3 closed

Floppy drive interface enabled

J12

pins 1 & 2 closed

 

Floppy drive interface disabled

J12

pins 2 & 3 closed

Factory configured - do not alter

J13

N/A

IOCHRDY signal for primary IDE disabled

J20

open

 

IOCHRDY signal for primary IDE enabled

J20

closed

USER CONFIGURABLE SETTINGS CONTINUED

Function

Location

Setting

Parallel port is uni-directional

J25

closed

 

Parallel port is bi-directional

J25

open

Game port enabled

J26

open

 

Game port disabled

J26

closed

Factory configured - do not alter

J91

N/A

Factory configured - do not alter

J92

N/A

Factory configured - do not alter

J93

N/A

Factory configured - do not alter

J94

N/A

PRIMARY IDE WAIT STATE SELECTION

Clock Speeds

J2

J3

J4

All speeds

pins 2 & 3 closed

pins 2 & 3 closed

pins 2 & 3 closed

 

<= 33 MHz

pins 2 & 2 closed

pins 2 & 3 closed

pins 1 & 2 closed

 

>= 33 MHz

pins 2 & 3 closed

pins 1 & 2 closed

pins 2 & 3 closed

PARALLEL PORT ADDRESS SELECTION

LPT

J5

J6

LPT1 (378h)

pins 2 & 3 closed

pins 2 & 3 closed

 

LPT2 (278h)

pins 1 & 2 closed

pins 1 & 2 closed

 

LPT3 (3BCh)

pins 1 & 2 closed

pins 2 & 3 closed

 

Disabled

pins 2 & 3 closed

pins 1 & 2 closed

SERIAL PORT 1 ADDRESS SELECTION

COM

J7

J8

COM1 (3F8h)

pins 2 & 3 closed

pins 2 & 3 closed

 

COM3 (3E8h)

pins 1 & 2 closed

pins 1 & 2 closed

 

COM4 (2E8h)

pins 2 & 3 closed

pins 1 & 2 closed

 

Disabled

pins 1 & 2 closed

pins 2 & 3 closed

SERIAL PORT 2 ADDRESS SELECTION

COM

J9

J10

COM2 (2F8h)

pins 2 & 3 closed

pins 2 & 3 closed

 

COM3 (3E8h)

pins 2 & 3 closed

pins 1 & 2 closed

 

COM4 (2E8h)

pins 1 & 2 closed

pins 1 & 2 closed

 

Disabled

pins 1 & 2 closed

pins 2 & 3 closed

SERIAL PORT INTERRUPT SELECTION

Serial Port 1 IRQ

Serial Port 2 IRQ

J21

J22

J23

IRQ4

IRQ3

closed

closed

open

 

IRQ4

no IRQ3

open

closed

open

 

no IRQ4

IRQ3

closed

open

open

 

IRQ3

IRQ4

J21 pin 1 to J22 pin 1

J21 pin 2 to J22 pin 2

open

 

IRQ3

no IRQ4

J21 pin 1 to J22 pin 1 only

open

 

no IRQ3

IRQ4

J21 pin 2 to J22 pin 2 only

open

 

IRQ5

IRQ3

closed

J22 pin 2 to J23 pin 2

 

IRQ5

no IRQ3

open

J22 pin 2 to J23 pin 2

Note: When no interrupt is selected for serial port 2, open jumper J21.

When no interrupt is selected for serial port 1, open jumper J22.

PARALLEL PORT INTERRUPT SELECTION

IRQ

J23

J24

IRQ7

open

closed

 

IRQ5

closed

open

 

no IRQ

open

open

MISCELLANEOUS NOTES

Jumper J23 appears in more than one table because it serves multiple functions.