UN-1082 VL Hard Disk/Floppy Controller Settings and Configuration

Data bus:	32-bit VL-Bus
Size:	Three/quarter-length, full-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 Primary IDE (AT) interface connector	CN1
40-pin Secondary IDE (AT) interface connector	CN2
34-pin control cable connector - floppy drive	CN3
16-pin game port - internal	CN4
10-pin serial port - internal	COMA
10-pin serial port - internal	COMB
2-pin connector - drive active LED	LED1
25-pin parallel port - external	P1

USER CONFIGURABLE SETTINGS
Function		Location	Setting
»	IDE (AT) primary & secondary interface enabled	JP1/A pins 1 & 2	closed
	IDE (AT) primary & secondary interface disabled	JP1/A pins 2 & 3	closed
»	Speed 50MHz select	JP1/C pins 1 & 2	closed
	Speed 33MHz select	JP1/C pins 2 & 3	closed
»	HDD address is 1F0h & 170h	JP1/B pins 1 & 2	closed
	HDD address is 1F0h	JP1/B pins 2 & 3	closed
»	Floppy drive order A:, B: normal	JP2/A pins 1 & 2	closed
	Floppy drive order A:, B: exchange	JP2/A pins 2 & 3	closed
»	Floppy drive address is 3F0h - 3F7h	JP2/B pins 1 & 2	closed
	Floppy drive address is 370h - 377h	JP2/B pins 2 & 3	closed
»	Floppy controller enabled	JP2/C pins 1 & 2	closed
	Floppy controller disabled	JP2/C pins 2 & 3	closed
»	IOCHRDY for IDE1 disabled	JP3	open
	IOCHRDY for IDE1 enabled	JP3	closed
»	IOCHRDY for IDE0 enabled	JP4	closed
	IOCHRDY for IDE0 disabled	JP4	open
»	Printer port O/P port select	JP6	closed
	Printer port I/O port select	JP6	open
»	Parallel port IRQ7 select	JP7/pins 1 & 2	closed
	Parallel port IRQ5 select	JP7/pins 3 & 4	closed
»	Game port enabled	JP8	closed
	Game port disabled	JP8	open

IDE (AT) DRIVE SPEED CONFIGURATION
Speed		JP1/D	JP1/E
»	600ns	pins 1 & 2 closed	pins 1 & 2 closed
	240ns	pins 2 & 3 closed	pins 2 & 3 closed
	400ns	pins 1 & 2 closed	pins 2 & 3 closed
	500ns	pins 2 & 3 closed	pins 1 & 2 closed

SERIAL PORT 1 CONFIGURATION
COM		JP5/A	JP5/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 CONFIGURATION
COM		JP5/C	JP5/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

PARALLEL PORT CONFIGURATION
LPT		JP5/E	JP5/F
»	LPT1 (378h)	pins 1 & 2 closed	pins 1 & 2 closed
	LPT2 (278h)	pins 2 & 3 closed	pins 2 & 3 closed
	LPT3 (3BCh)	pins 2 & 3 closed	pins 1 & 2 closed
	Disabled	pins 1 & 2 closed	pins 2 & 3 closed