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S1372 (REV. 1.0) Hard Disk/Floppy Controller Settings and Configuration






TYAN COMPUTER CORPORATION

S1372 (REV. 1.0)

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, 1.44MB, or 2.88MB drives

CONNECTIONS

Function

Location

25-pin parallel port

CN1

10-pin serial port 2 - internal

CN2

9-pin serial port 1 - external

CN3

Game port

CN4

40-pin IDE (AT) Interface connector

CN5

34-pin control cable connector - floppy drive

CN6

4-pin connector - drive active LED

CN7

14-pin connector - Custom IRQ Header

CN8

USER CONFIGURABLE SETTINGS

Function

Location

Setting

Game port enabled

J6

closed

 

Game port disabled

J6

open

IDE IRQ14 enabled

J22

pins 2 & 3 closed

 

IDE IRQ15 enabled

J22

pins 1 & 2 closed

Factory configured - do not alter

J50

n/a

SERIAL PORT 1 CONFIGURATION

COM/Address

J14

J15

COM1/3F8h

pins 2 & 3 closed

pins 2 & 3 closed

 

COM2/2F8h

pins 2 & 3 closed

pins 1 & 2 closed

SERIAL PORT 1 CONFIGURATION

COM/Address

J14

J15

COM3/3E8h

pins 1 & 2 closed

pins 2 & 3 closed

Disabled

pins 1 & 2 closed

pins 1 & 2 closed

SERIAL PORT 2 CONFIGURATION

COM/Address

J16

J17

COM2/2F8h

pins 2 & 3 closed

pins 2 & 3 closed

 

COM1/3F8h

pins 2 & 3 closed

pins 1 & 2 closed

 

COM4/2E8h

pins 1 & 2 closed

pins 2 & 3 closed

 

Disabled

pins 1 & 2 closed

pins 1 & 2 closed

SERIAL PORTS 1 & 2 INTERRUPT SELECT

Port 1

Port 2

J1

J2

J3

J4

IRQ4

IRQ3

open

closed

closed

open

 

IRQ4

Disabled

open

closed

open

open

 

Disabled

IRQ3

open

open

closed

open

 

IRQ3

IRQ4

open

J2 pin 1 to J3 pin 1 closed, and

J2 pin 2 to J3 pin 2 closed

Open

 

IRQ3

Disabled

open

J2 pin 1 to J3 pin 1 closed

Open

 

Disabled

IRQ4

open

J2 pin 2 to J3 pin 2 closed

Open

 

IRQ5

IRQ3

open

closed

J3 pin 2 to J4 pin 2 closed

 

IRQ5

Disabled

open

open

J3 pin 2 to J4 pin 2 closed

 

IRQ4

IRQ5

J1 pin 2 to J2 pin 2 closed

closed

open

 

Disabled

IRQ5

J1 pin 2 to J2 pin 2 closed

open

open

PARALLEL PORT CONFIGURATION

LPT/Address

J18

J19

LPT1/378h

pins 2 & 3 closed

pins 2 & 3 closed

 

LPT2/278h

pins 2 & 3 closed

pins 1 & 2 closed

 

LPT3/3BCh

pins 1 & 2 closed

pins 1 & 2 closed

 

Disabled

pins 1 & 2 closed

pins 2 & 3 closed

PARALLEL PORT INTERRUPT SELECT

IRQ

J4

J5

IRQ7

open

closed

 

IRQ5

closed

open

 

Disabled

open

open

ADVANCED PARALLEL PORT FUNCTIONS

Setting

J23

J24

Standard PRN mode only enabled

pins 2 & 3 closed

pins 2 & 3 closed

 

ECP, EPP and PRN modes enabled

pins 1 & 2 closed

pins 1 & 2 closed

 

EPP and PRN modes enabled

pins 1 & 2 closed

pins 2 & 3 closed

 

ECP and PRN modes enabled

pins 2 & 3 closed

pins 1 & 2 closed

Note:ECP = Extended Capabilities Mode, EPP = Enhanced Parallel Port.

EXTENDED CAPABILITIES PORT (ECP) DMA SELECT

DMA

J7

J8

J9

J10

J11

Disabled

open

open

open

open

open

 

DMA1

closed

open

open

closed

closed

 

DMA3

closed

closed

closed

open

open

Note:DMA3 is the preferred setting when the ECP mode is enabled.

FLOPPY DRIVE CONFIGURATION

Address

J12

J13

3F0h

pins 2 & 3 closed

pins 1 & 2 closed

 

370h

pins 1 & 2 closed

pins 1 & 2 closed

 

Disabled

N/A

pins 2 & 3 closed

IDE PORT CONFIGURATION

Address

J20

J21

1F0h

pins 2 & 3 closed

pins 2 & 3 closed

 

170h

pins 1 & 2 closed

pins 2 & 3 closed

 

Disabled

N/A

pins 1 & 2 closed

MISCELLANEOUS TECHNICAL NOTES

CN8 is used to configure the card to comply with the PCI IDE Legacy convention. A special cable is required to connect to applicable hard drives.








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