UN-1068 Hard Disk/Floppy Controller Settings and Configuration

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, or 1.44MB drives

CONNECTIONS
Function	Location
40-pin IDE (AT) Interface connector	CN1
34-pin control cable connector - floppy drive	CN2
9-pin serial port 1 - external	CN3
10-pin serial port 2 - internal	CN4
25-pin parallel port	CN5
Game port	CN6
2-pin connector - drive active LED	CN7

USER CONFIGURABLE SETTINGS
Function		Location	Setting
»	Game port enabled	J11	pins 2 & 3 closed
	Game port disabled	J11	pins 1 & 2 closed

FLOPPY DRIVE CONFIGURATION
Address		J1	J2
»	3F0h	pins 2 & 3 closed	pins 2 & 3 closed
	370h	pins 2 & 3 closed	pins 1 & 2 closed
	Disabled	pins 1 & 2 closed	n/a

IDE PORT CONFIGURATION
Address		J3	J4
»	3F6h	pins 2 & 3 closed	pins 2 & 3 closed
	376h	pins 2 & 3 closed	pins 1 & 2 closed
	Disabled	pins 1 & 2 closed	n/a

SERIAL PORT 1 CONFIGURATION
COM/Address		J5	J6
»	COM1/3F8h	pins 2 & 3 closed	pins 2 & 3 closed
	COM3/3E8h	pins 2 & 3 closed	pins 1 & 2 closed
	Disabled	pins 1 & 2 closed	n/a

SERIAL PORT 1 INTERRUPT SELECT
IRQ		J12	J13	J14
»	IRQ4	closed	open	open
	IRQ3	open	closed	open
	IRQ5	open	open	closed
	Disabled	open	open	open

SERIAL PORT 2 CONFIGURATION
COM/Address		J7	J8
»	COM2/2F8h	pins 2 & 3 closed	pins 2 & 3 closed
	COM4/2E8h	pins 2 & 3 closed	pins 1 & 2 closed
	Disabled	pins 1 & 2 closed	n/a

SERIAL PORT 2 INTERRUPT SELECT
IRQ		J15	J16	J17
»	IRQ3	closed	open	open
	IRQ4	open	closed	open
	IRQ5	open	open	closed
	Disabled	open	open	open

PARALLEL PORT CONFIGURATION
LPT/Address		J9	J10
»	LPT1/378h	pins 2 & 3 closed	pins 2 & 3 closed
	LPT2/278h	pins 2 & 3 closed	pins 1 & 2 closed
	Disabled	pins 1 & 2 closed	n/a

PARALLEL PORT INTERRUPT SELECT
IRQ		J18	J19
»	IRQ7	closed	open
	IRQ5	open	closed
	Disabled	open	open