E7578BF Hard Disk/Floppy Controller Settings and Configuration

Chipset	Winbond
Data Bus	16-bit ISA
Card Size	Half height, half length
Hard Drives Supported	Two IDE(AT) devices
Floppy Drives Supported	None

CONNECTIONS
Function	Label	Function	Label
34-pin cable connector - floppy drive	CON1	9-pin serial port 1 - external	CON5
2-pin drive active LED	CON2	10-pin serial port 2 - internal	CON6
40-pin IDE(AT) connector	CON3	25-pin parallel port - external	CON7
16-pin game port	CON4

USER CONFIGURABLE SETTINGS
Setting		Label	Position
»	IDE(AT) interface enabled	J1	Pins 2 & 3 closed
	IDE(AT) interface disabled	J1	Pins 1 & 2 closed
»	Floppy drive interface enabled	J2	Pins 2 & 3 closed
	Floppy drive interface disabled	J2	Pins 1 & 2 closed
»	Floppy drive order is normal (A:, B:)	J3	Pins 2 & 3 closed
	Floppy drive order is reversed (B:, A:)	J3	Pins 1 & 2 closed
»	Serial port 1 interrupt is IRQ4	J10	Pins 2 & 3 closed
	Serial port 1 interrupt is IRQ3	J10	Pins 1 & 2 closed
»	Serial port 2 interrupt is IRQ3	J11	Pins 2 & 3 closed
	Serial port 2 interrupt is IRQ4	J11	Pins 1 & 2 closed
»	Parallel port interrupt is IRQ7	J12	Pins 1 & 2 closed
	Parallel port interrupt is IRQ5	J12	Pins 2 & 3 closed
»	Game port enabled	J13	Closed
	Game port disabled	J13	Open
»	Parallel port is unidirectional	J14	Closed
	Parallel port is bidirectional	J14	Open

SERIAL PORT 1 ADDRESS SELECTION
Setting		J4	J5
»	3F8h (COM1:)	Pins 2 & 3 closed	Pins 1 & 2 closed
	3E8h (COM3:)	Pins 1 & 2 closed	Pins 2 & 3 closed
	Disabled	Pins 1 & 2 closed	Pins 1 & 2 closed

SERIAL PORT 2 ADDRESS SELECTION
Setting		J6	J7
»	2F8h (COM2:)	Pins 2 & 3 closed	Pins 1 & 2 closed
	2E8h (COM4:)	Pins 1 & 2 closed	Pins 2 & 3 closed
	Disabled	Pins 1 & 2 closed	Pins 1 & 2 closed

PARALLEL PORT ADDRESS SELECTION
Setting		J8	J9
	3BCh	Pins 2 & 3 closed	Pins 2 & 3 closed
»	378h	Pins 1 & 2 closed	Pins 2 & 3 closed
	278h	Pins 2 & 3 closed	Pins 1 & 2 closed
	Disabled	Pins 1 & 2 closed	Pins 1 & 2 closed