CA8972F Hard Disk/Floppy Controller Settings and Configuration

Data bus:	32-bit, VL-Bus
Size:	Three quarter-length, half-height card
Hard drive supported:	Two IDE (AT) interface drives
Floppy drives supported:	360KB, 720KB, 1.2MB, or 1.44MB drives

CONNECTIONS
Function	Location
40-pin primary IDE(AT) interface	CN1
40-pin secondary IDE(AT) interface	CN2
34-pin control cable connector - floppy drive	CN3
16-pin Game port	CN4
10-pin serial port 1 - internal	CN5
10-pin serial port 2 - internal	CN6
25-pin parallel port	CN7
9-pin serial port 1 - external	CN8
2-pin drive active LED for primary IDE	JP1
2-pin drive active LED for secondary IDE	JP2

HDD SPEED CONFIGURATION
Speed	JP3	JP4
0	pins 2 & 3 closed	pins 2 & 3 closed
1	pins 1 & 2 closed	pins 1 & 2 closed
2	pins 2 & 3 closed	pins 1 & 2 closed
3	pins 1 & 2 closed	pins 2 & 3 closed
Note: Speed "0" is the lowest, speed "3" is the highest.

USER CONFIGURABLE SETTINGS
Function		Location	Setting
»	Primary IDE interface enabled	JP5	pins 1 & 2 closed
	Primary IDE interface disabled	JP5	pins 2 & 3 closed
»	Secondary IDE interface enabled	JP6	pins 1 & 2 closed
	Secondary IDE interface disabled	JP6	pins 2 & 3 closed
»	Floppy drive interface enabled	JP9	pins 1 & 2 closed
	Floppy drive interface disabled	JP9	pins 2 & 3 closed
»	Parallel port is LPT2	JP14	pins 1 & 2 closed
	Parallel port is LPT3	JP14	pins 2 & 3 closed
»	Game port enabled	JP15	pins 1 & 2 closed
	Game port disabled	JP15	pins 2 & 3 closed
»	External floppy drive controller enabled	JP16	Pins 1 & 2 closed
	External floppy drive controller disabled	JP16	pins 2 & 3 closed
Note: When enabling the external floppy drive controller, an external floppy drive can be attached to the parallel port.

PARALLEL PORT MODE CONFIGURATION
MODE		JP7	JP8
»	Standard printer	pins 1 & 2 closed	pins 2 & 3 closed
	ECP	pins 1 & 2 closed	pins 1 & 2 closed
	EPP	pins 2 & 3 closed	pins 1 & 2 closed
	Disabled	pins 2 & 3 closed	pins 2 & 3 closed

SERIAL PORT 1 CONFIGURATION
COM		JP10	JP11
»	COM1	pins 1 & 2 closed	pins 1 & 2 closed
	COM3	pins 2 & 3 closed	pins 1 & 2 closed
	Disabled	N/A	pins 2 & 3 closed

SERIAL PORT 2 CONFIGURATION
COM		JP12	JP13
»	COM2	pins 1 & 2 closed	pins 1 & 2 closed
	COM4	pins 2 & 3 closed	pins 1 & 2 closed
	Disabled	N/A	pins 2 & 3 closed

DMA SELECTION
DMA		JP17	JP18
»	DMA1	pins 1 & 2 closed	pins 1 & 2 closed
	DMA3	pins 2 & 3 closed	pins 2 & 3 closed