CSA-6220 Hard Disk/Floppy Controller Settings and Configuration

Card Type	Hard drive controller
Hard Drives supported	Four IDE (AT) drives
Floppy drives supported	Two 360KB, 720KB, 1.2MB, or 1.44MB drives
Data Bus	32-bit VESA Local Bus
Card Size	Three-quarter length, half-height

CONNECTIONS
Function	Label	Function	Label
10-pin serial port 1	ASY1	40-pin primary IDE(AT) connector	J1
10-pin serial port 2	ASY2	34-pin cable connector - floppy drive	J3
25-pin parallel port	CN1	40-pin secondary IDE(AT) connector	J7
2-pin connector - drive active LED	CN2	16-pin game port	J8

USER CONFIGURABLE SETTINGS
Function		Label	Position
»	Primary VLB-IDE base address is 1Fxh	W1/A	Open
	Primary VLB-IDE base address is 17xh	W1/A	Closed
»	VLB port address is 78h/7Ch	W1/B	Open
	VLB port address is 178h/17Ch	W1/B	Closed
»	Factory configured - do not alter	W1/C	Closed
»	Primary VLB-IDE interface enabled	W1/D	Open
	Primary VLB-IDE interface disabled	W1/D	Closed
»	Secondary VLB-IDE interface enabled	W4/A	Pins 1 & 2 closed
	Secondary VLB-IDE interface disabled	W4/A	Pins 2 & 3 closed
»	Secondary VLB-IDE base address is 170h	W4/B	Pins 2 & 3 closed
	Secondary VLB-IDE base address is 1F0h	W4/B	Pins 1 & 2 closed
»	Floppy drive interface enabled	W4/C	Pins 1 & 2 closed
	Floppy drive interface disabled	W4/C	Pins 2 & 3 closed
»	Factory configured - do not alter	W7/C	Open
»	Game port enabled	W8	Closed
	Game port disabled	W8	Open

DMA CHANNEL SELECTION
Channel		W6/A	W6/B	W7/A	W7/B
»	1	Closed	Open	Closed	Open
	3	Open	Closed	Open	Closed

PARALLEL PORT ADDRESS SELECTION
Setting		W5/E	W5/F
»	LPT1 (378h)	Pins 2 & 3 closed	Pins 2 & 3 closed
	LPT2 (278h)	Pins 1 & 2 closed	Pins 1 & 2 closed
	LPT3 (3BCh)	Pins 2 & 3 closed	Pins 1 & 2 closed
	Disabled	Pins 1 & 2 closed	Pins 2 & 3 closed

SERIAL PORT 1 ADDRESS SELECTION
Setting		W5/A	W5/B
»	COM1 (3F8h)	Pins 1 & 2 closed	Pins 1 & 2 closed
	COM3 (3E8h)	Pins 2 & 3 closed	Pins 2 & 3 closed
	COM4 (2E8h)	Pins 1 & 2 closed	Pins 2 & 3 closed
	Disabled	Pins 2 & 3 closed	Pins 1 & 2 closed

SERIAL PORT 2 ADDRESS SELECTION
Setting		W5/C	W5/D
»	COM2 (2F8h)	Pins 1 & 2 closed	Pins 1 & 2 closed
	COM3 (3E8h)	Pins 1 & 2 closed	Pins 2 & 3 closed
	COM4 (2E8h)	Pins 2 & 3 closed	Pins 2 & 3 closed
	Disabled	Pins 2 & 3 closed	Pins 1 & 2 closed

SERIAL PORT 1 INTERRUPT SELECTION
Setting		W2/A	W2/B	W2/C
	IRQ3	Open	Closed	Open
»	IRQ4	Closed	Open	Open
	IRQ5	Open	Open	Closed

SERIAL PORT 2 INTERRUPT SELECTION
Setting		W2/D	W2/E	W2/F
»	IRQ3	Closed	Open	Open
	IRQ4	Open	Closed	Open
	IRQ5	Open	Open	Closed

PARALLEL PORT INTERRUPT SELECTION
Setting		W2/G	W2/H
	IRQ5	Open	Closed
»	IRQ7	Closed	Open

PARALLEL PORT MODE SELECTION
Setting		W3/A	W3/B
»	Printer	Pins 1 & 2 closed	Pins 1 & 2 closed
	EPP	Pins 2 & 3 closed	Pins 1 & 2 closed
	EPP/ECP	Pins 1 & 2 closed	Pins 2 & 3 closed
	EXT2FDD	Pins 2 & 3 closed	Pins 2 & 3 closed

SECONDARY IDE INTERRUPT SELECTION
Setting		W9/A	W9/B	W9/C
»	IRQ15	Closed	Open	Open
	IRQ10	Open	Unidentified	Unidentified
	IRQ14	Open	Unidentified	Unidentified