16-BIT SCSI, IDE, FLOPPY, SERIAL & PARALLEL COMBINATION BOARD (VERSION 2) Hard Disk/Floppy Controller Settings and Configuration

Data bus:	16-bit, ISA
Size:	Three-quarter-length, full-height card
Hard drive supported:	IDE (AT) Interface drive, SCSI drives (2)
Floppy drives supported:	Two 360KB, 720KB, 1.2MB, 1.44MB, or 2.88 drives

CONNECTIONS
Function	Location
Floppy drive interface 1	CN1
Floppy drive interface 2	CN2
Serial port 4	CN3
Serial port 3	CN4
Serial port 2	CN5
Serial port 1	CN6
Parallel port 1	CN7
IDE interface	CN8
Parallel port 2	CN9
SCSI interface	CN10
SCSI interface 2	CN11

USER CONFIGURABLE SETTINGS
Function		Location	Setting
»	2.88MB Floppy drive mode disabled	JB1/A	Open
	2.88MB Floppy drive mode enabled (w/pin 33 as 2nd enable line)	JB1/A	Pins 2 & 3
	2.88MB Floppy drive mode enabled (standard enabling)	JB1/A	Pins 1 & 2
»	Factory configured - do not alter	JB3/A	N/A
»	Factory configured - do not alter	JB3/B	N/A
»	Factory configured - do not alter	JB3/C	N/A
»	Factory configured - do not alter	JB3/D	N/A
»	No termination power to external SCSI interface	JB6/A	Open
	5V termination power to external SCSI interface	JB6/A	Closed
»	Factory configured - do not alter	JB6/D	N/A
»	I/O Address 330h - 33Fh	JB6/E	Open
	I/O Address 230h - 23Fh	JB6/E	Closed
»	SCSI protocol asynchronous	JB6/F	Open
	SCSI protocol synchronous	JB6/F	Closed
»	SCSI device ID 7	JB6/G	Open
	SCSI device ID 6	JB6/G	Closed
»	SCSI parity enabled	JB6/H	Open
	SCSI parity disabled	JB6/H	Closed
»	Factory configured - do not alter	JB6/K	N/A
»	ROM enabled	JB6/L	Closed
	ROM disabled	JB6/L	Open
»	Factory configured - do not alter	JB6/M	N/A
»	Zero wait state disabled	JB6/N	Open
	Zero wait state enabled	JB6/N	Closed
»	Factory configured - do not alter	JB/7	N/A

IDE CONFIGURATION
Setting		JB1/B	JB1/C
»	IDE interface enabled (address 1F0h - 1F7h)	Pins 2 & 3 closed	Pins 1 & 2 closed
	IDE interface enabled (address 170h - 177h)	Pins 1 & 2 closed	Pins 1 & 2 closed
	IDE interface disabled	Pins 2 & 3 closed	Pins 2 & 3 closed
	Reserved for future use	Pins 1 & 2 closed	Pins 1 & 2 closed

FLOPPY DRIVE CONFIGURATION
Setting		JB1/D	JB1/E
»	Floppy drive interface enabled (address 3F0h - 3F7h)	Pins 2 & 3 closed	Pins 1 & 2 closed
	Floppy drive interface enabled (address 370h - 377h)	Pins 1 & 2 closed	Pins 1 & 2 closed
	Floppy drive interface disabled	Pins 2 & 3 closed	Pins 2 & 3 closed
	Reserved for future use	Pins 1 & 2 closed	Pins 2 & 3 closed

PRIMARY PARALLEL PORT CONFIGURATION
Setting		JB1/F	JB1/G
»	Unidirectional mode enabled	Pins 2 & 3 closed	Pins 2 & 3 closed
	Bi-directional mode enabled	Pins 1 & 2 closed	Pins 2 & 3 closed
	Reserved for future use	Pins 2 & 3 closed	Pins 1 & 2 closed
	Reserved for future use	Pins 1 & 2 closed	Pins 1 & 2 closed

PRIMARY PARALLEL PORT ADDRESS SELECT
LPT		JB1/H	JB1/I
»	1	Pins 2 & 3 closed	Pins 1 & 2 closed
	2	Pins 1 & 2 closed	Pins 1 & 2 closed
	3	Pins 1 & 2 closed	Pins 2 & 3 closed
	Disabled	Pins 2 & 3 closed	Pins 2 & 3 closed

PRIMARY PARALLEL PORT INTERRUPT SELECT
IRQ		JB4/E
»	IRQ7	Pins 1 & 2 closed
	IRQ5	Pins 2 & 3 closed

SECOND PARALLEL PORT CONFIGURATION
Setting		JB2/A	JB2/B
»	Unidirectional mode enabled	Pins 2 & 3 closed	Pins 2 & 3 closed
	Bi-directional mode enabled	Pins 1 & 2 closed	Pins 2 & 3 closed
	Reserved for future use	Pins 2 & 3 closed	Pins 1 & 2 closed
	Reserved for future use	Pins 1 & 2 closed	Pins 1 & 2 closed

SECOND PARALLEL PORT ADDRESS SELECT
LPT		JB2/C	JB2/D
»	LPT2	Pins 1 & 2 closed	Pins 1 & 2 closed
	LPT1	Pins 2 & 3 closed	Pins 1 & 2 closed
	LPT3	Pins 1 & 2 closed	Pins 2 & 3 closed
	Disabled	Pins 2 & 3 closed	Pins 2 & 3 closed

SECOND PARALLEL PORT INTERRUPT SELECT
IRQ		JB4/F
»	IRQ5	Pins 2 & 3 closed
	IRQ7	Pins 1 & 2 closed

PRIMARY SERIAL PORT ADDRESS SELECT
Port 1 (CN6)		JB1/L	JB1/M
»	COM1	Pins 1 & 2 closed	Pins 1 & 2 closed
	COM2	Pins 2 & 3 closed	Pins 1 & 2 closed
	COM3	Pins 1 & 2 closed	Pins 2 & 3 closed
	Disabled	Pins 2 & 3 closed	Pins 2 & 3 closed

PRIMARY SERIAL PORT INTERRUPT SELECT
IRQ		JB4/A
»	IRQ4	Pins 1 & 2 closed
	IRQ3	Pins 2 & 3 closed

SECOND SERIAL PORT ADDRESS SELECT
Port 2 (CN5)		JB1/J	JB1/K
»	COM2	Pins 1 & 2 closed	Pins 1 & 2 closed
	COM1	Pins 2 & 3 closed	Pins 1 & 2 closed
	COM4	Pins 1 & 2 closed	Pins 2 & 3 closed
	Disabled	Pins 2 & 3 closed	Pins 2 & 3 closed

SECOND SERIAL PORT INTERRUPT SELECT
IRQ		JB4/B
»	IRQ3	Pins 2 & 3 closed
	IRQ4	Pins 1 & 2 closed

THIRD SERIAL PORT ADDRESS SELECT
Port 3 (CN4)		JB2/G	JB2/H
»	COM3	Pins 1 & 2 closed	Pins 2 & 3 closed
	COM1	Pins 1 & 2 closed	Pins 1 & 2 closed
	COM2	Pins 2 & 3 closed	Pins 1 & 2 closed
	Disabled	Pins 2 & 3 closed	Pins 2 & 3 closed

THIRD SERIAL PORT INTERRUPT SELECT
IRQ		JB4/C
»	IRQ4	Pins 1 & 2 closed
	IRQ3	Pins 2 & 3 closed

FOURTH SERIAL PORT ADDRESS SELECT
Port 4 (CN3)		JB2/E	JB2/F
»	COM4	Pins 1 & 2 closed	Pins 2 & 3 closed
	COM1	Pins 2 & 3 closed	Pins 1 & 2 closed
	COM2	Pins 1 & 2 closed	Pins 1 & 2 closed
	Disabled	Pins 2 & 3 closed	Pins 2 & 3 closed

FOURTH SERIAL PORT INTERRUPT SELECT
IRQ		JB4/D
»	IRQ3	Pins 2 & 3 closed
	IRQ4	Pins 1 & 2 closed

INTERRUPT SELECT
IRQ	JB6/I	JB6/J	JB3/E	JB3/F	JB3/G	JB3/H
IRQ11	Open	Open	Open	Open	Closed	Open
IRQ10	Closed	Open	Open	Open	Open	Closed
IRQ12	Closed	Closed	Open	Closed	Open	Open
IRQ15	Open	Closed	Closed	Open	Open	Open

BASE MEMORY ADDRESS SELECT
Address		JB6/B	JB6/C
»	C8000h	Open	Open
	CC000h	Open	Closed
	D8000h	Closed	Open
	DC000h	Closed	Closed

LED SOURCE CONFIGURATION
Setting		JB5
»	LED functions with IDE activity	Pins 2 & 3 closed
	LED functions with SCSI activity	Pins 1 & 2 closed
	LED funtions with both IDE and SCSI activity	Pins 4 & 5 closed