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S1345 (REV. 1.3)

TYAN COMPUTER CORPORATION

S1345 (REV. 1.3)

Data bus:

32-bit, VL-bus

Size:

Three/quarter-length, half-height card

Hard drive supported:

Four 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

CN1

25-pin parallel port

CN2

40-pin IDE (AT) Interface connector - primary

CN3

4-pin connector - primary drive active LED

CN4

10-pin serial port 2

CN5

10-pin serial port 1

CN6

40-pin IDE (AT) Interface connector - secondary

CN7

4-pin connector - secondary drive active LED

CN8

USER CONFIGURABLE SETTINGS

Function

Location

Setting

Hard drive enabled

J1

pins 2 & 3 closed

 

Hard drive disabled

J1

Pins 1 & 2 closed

I/O Channel Ready signal not used

J5

Open

 

I/O Channel Ready signal used

J5

Closed

VL Ready signal used

J6

Pins 2 & 3 closed

 

CPU Ready signal used

J6

Pins 1 & 2 closed

Floppy drives A: & B: normal order

J7

Pins 2 & 3 closed

 

Floppy drives A: & B: reverse order

J7

Pins 1 & 2 closed

Floppy drive enabled

J8

Pins 2 & 3 closed

 

Floppy drive disabled

J8

Pins 1 & 2 closed

USER CONFIGURABLE SETTINGS

Function

Location

Setting

Floppy drive primary address (3F0h) selected

J9

Pins 2 & 3 closed

 

Floppy drive secondary address (370h) selected

J9

Pins 1 & 2 closed

Primary IDE port uses IRQ14

J17

Closed

 

Primary IDE port interrupt disabled

J17

Open

Serial port 2 uses IRQ3

J18

Closed

 

Serial port 2 interrupt disabled

J18

Open

Serial port 1 uses IRQ4

J19

Closed

 

Serial port 1 interrupt disabled

J19

Open

Floppy drive uses IRQ6

J21

Closed

 

Floppy drive interrupt disabled

J21

Open

Game port enabled

J23

Closed

 

Game port disabled

J23

Open

Factory configured - do not alter

J24

N/A

Factory configured - do not alter

J25

N/A

Factory configured - do not alter

J26

N/A

Secondary IDE port uses IRQ15

J27

Closed

 

Secondary IDE port interrupt disabled

J27

Open

PRIMARY IDE WAIT STATE

Setting

J2

J3

J4

Standard

Pins 2 & 3 closed

pins 2 & 3 closed

Pins 2 & 3 closed

 

VL bus speed £

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

PARALLEL PORT CONFIGURATION

LPT/Address

J10

J11

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

PARALLEL PORT INTERRUPT SELECT

IRQ

J20

J22

IRQ7

Open

Closed

 

IRQ5

Closed

Open

 

Disabled

Open

Open

SERIAL PORT 1 CONFIGURATION

COM/Address

J12

J13

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 CONFIGURATION

COM/Address

J14

J15

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