ACB-2322A (VERSION 2) Hard Disk/Floppy Controller Settings and Configuration

Data bus:	16-bit, ISA
Size:	Full-length full-height card
Hard drives supported:	Two RLL ESDI
Floppy drives supported:	Two 360KB, 720KB, 1.2MB, or 1.44MB

CONNECTIONS
Function	Location
34-pin data cable connector-floppy drive	J1
20-pin data cable connector-drive 0	J2
20-pin data cable connector-drive 1	J3
34-pin control cable connector-hard drive	J4
4-pin connector-drive active LED	J5
Serial monitor output	J13

USER CONFIGURABLE SETTINGS
Function		Location	Setting
»	BIOS address C800-CBFFh	J11	pins 1 & 2 closed
	BIOS address- CC00-CFFFh	J11	pins 2 & 3 closed
»	Hard drive address 1F0-1FFh	J12/jumper 1	open
	Hard drive address 170-177h	J12/jumper 1	closed
»	Floppy address 3F0-3F7h	J12/jumper 2	open
	Floppy address 370-377h	J12/jumper 2	closed
»	Zero wait state disabled	J12/jumper 3	open
	Zero wait state enabled	J12/jumper 3	closed
»	Not used	J12 jumper 4 & 5	open
»	Serial monitor disabled	J12/jumper 6	open
	Serial monitor enabled (2400b)	J12/jumper 6	closed
»	Hard drive Interrupt is IRQ14	J18	pins 1 & 2 closed
	Hard drive Interrupt is IRQ15	J18	pins 2 & 3 closed
»	Not used	J18	pins 3 & 4 open
»	Floppy drive DMA Acknowledge Is DACK2	J19	pins 1 & 2 closed
	Floppy drive DMA Acknowledge is DACK3	J19	pins 2 & 3 closed
»	Floppy drive Interrupt is IRQ6	J20	pins 1 & 2 closed
	Floppy drive Interrupt is IRQ10	J20	pins 2 & 3 closed
»	Floppy drive DMA Request is DREQ2	J21	pins 2 & 3 closed
	Floppy drive DMA Request is DREQ3	J21	pins 1 & 2 closed