UN-1081 VL Hard Disk/Floppy Controller Settings and Configuration

MICRO EQUIPMENT CORPORATION

UN-1081 VL

Data bus:
32-bit VL-Bus
Size:
Three/quarter, 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
4-pin connector - drive active LED
J1
40-pin IDE (AT) interface connector
J2
34-pin control cable connector - floppy drive
J3
16-pin game port - internal
J4
10-pin serial port - external (via ribbon cable)
J5
10-pin serial port - internal
J6
25-pin parallel port - external
P1

USER CONFIGURABLE SETTINGS
Function
Location
Setting
»
HDD IRQ14 select
W6/pins 1 & 2
closed

HDD IRQ15 select
W6/pins 2 & 3
closed
»
Floppy drive primary address is 3F0h - 3F7h
W7/pins 2 & 3
closed

Floppy drive secondary address is 370h - 377h
W7/pins 1 & 2
closed
»
IDE (AT) primary address is 1F0h - 1F7h, & 3F6h - 3F7h
W8/pins 2 & 3
closed

IDE (AT) secondary address is 170h - 177h, & 376h - 377h
W8/pins 1 & 2
closed
»
IDE (AT) interface enabled
W9/pins 1 & 2
closed

IDE (AT) interface disabled
W9/pins 2 & 3
closed
»
Floppy controller enabled
W10/pins 1 & 2
closed

Floppy controller disabled
W10/pins 2 & 3
closed
»
Printer port unidirectional select
W17/pins 1 & 2
closed

Printer port bidirectional select
W17/pins 2 & 3
open
»
Game port enabled
W26
closed

Game port disabled
W26
open

IDE (AT) TRANSFER RATE CONFIGURATION
Trans. Rate
VL Speed
W1
W2
W3
W4
W5
»
3.9MB/sec
£ 33MHz
1 & 2
2 & 3
2 & 3
2 & 3
1 & 2

3.3MB/sec
£ 33MHz
2 & 3
2 & 3
1 & 2
2 & 3
1 & 2

3.3MB/sec
<33MHz
1 & 2
2 & 3
1 & 2
2 & 3
2 & 3

3.5MB/sec
£ 33MHz
2 & 3
1 & 2
2 & 3
2 & 3
1 & 2

3.6MB/sec
>33MHz
1 & 2
1 & 2
2 & 3
2 & 3
2 & 3

3.7MB/sec
£ 33MHz
2 & 3
1 & 2
1 & 2
2 & 3
1 & 2

3.8MB/sec
>33MHz
1 & 2
1 & 2
1 & 2
2 & 3
2 & 3

4.2MB/sec
£ 33MHz
1 & 2
2 & 3
1 & 2
2 & 3
1 & 2

4.2MB/sec
>33MHz
2 & 3
2 & 3
2 & 3
1 & 2
2 & 3

4.4MB/sec
£ 33MHz
1 & 2
1 & 2
2 & 3
2 & 3
1 & 2

4.5MB/sec
>33MHz
2 & 3
2 & 3
1 & 2
1 & 2
2 & 3

4.8MB/sec
£ 33MHz
1 & 2
1 & 2
1 & 2
2 & 3
1 & 2

5.0MB/sec
>33MHz
2 & 3
1 & 2
2 & 3
1 & 2
2 & 3

5.1MB/sec
£ 33MHz
2 & 3
2 & 3
2 & 3
1 & 2
1 & 2

5.6MB/sec
£ 33MHz
2 & 3
2 & 3
1 & 2
1 & 2
1 & 2

5.6MB/sec
>33MHz
2 & 3
1 & 2
1 & 2
1 & 2
2 & 3

IDE (AT) TRANSFER RATE CONFIGURATION (CON’T)
Trans. Rate
VL Speed
W1
W2
W3
W4
W5
6.1MB/sec
£ 33MHz
2 & 3
1 & 2
2 & 3
1 & 2
1 & 2
6.3MB/sec
>33MHz
1 & 2
2 & 3
2 & 3
1 & 2
2 & 3
6.7MB/sec
£ 33MHz
2 & 3
1 & 2
1 & 2
1 & 2
1 & 2
7.2MB/sec
>33MHz
1 & 2
1 & 2
1 & 2
1 & 2
2 & 3
7.4MB/sec
£ 33MHz
1 & 2
2 & 3
2 & 3
1 & 2
1 & 2
8.3MB/sec
£ 33MHz
1 & 2
1 & 2
1 & 2
1 & 2
1 & 2
Note: Pins designated are in the closed position.

SERIAL PORT 1 CONFIGURATION
COM
W11
W12
»
COM1 (3F8h)
pins 1 & 2 closed
pins 2 & 3 closed

COM3 (3E8h)
pins 2 & 3 closed
pins 1 & 2 closed

COM4 (2E8h)
pins 1 & 2 closed
pins 1 & 2 closed

Disabled
pins 2 & 3 closed
pins 2 & 3 closed

SERIAL PORT 2 CONFIGURATION
COM
W13
W14
»
COM2 (2F8h)
pins 1 & 2 closed
pins 2 & 3 closed

COM3 (3E8h)
pins 1 & 2 closed
pins 1 & 2 closed

COM4 (2E8h)
pins 2 & 3 closed
pins 1 & 2 closed

Disabled
pins 2 & 3 closed
pins 2 & 3 closed

PARALLEL PORT CONFIGURATION
LPT
W15
W16
»
LPT1 (378h)
pins 2 & 3 closed
pins 1 & 2 closed

LPT2 (278h)
pins 1 & 2 closed
pins 2 & 3 closed

LPT3 (3BCh)
pins 1 & 2 closed
pins 1 & 2 closed

Disabled
pins 2 & 3 closed
pins 2 & 3 closed

SERIAL PORT 1 INTERRUPT SELECTION
IRQ
W18
W19
W20
»
4
closed
open
open

3
open
closed
open

5
open
open
closed

SERIAL PORT 2 INTERRUPT SELECTION
IRQ
W21
W22
W23
»
3
closed
open
open

4
open
closed
open

5
open
open
closed

PARALLEL PORT INTERRUPT SELECTION
IRQ
W24
W25
»
7
closed
open

5
open
closed

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UN-1081 VL Hard Disk/Floppy Controller Settings and Configuration

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Data bus:	32-bit VL-Bus
Size:	Three/quarter, 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
4-pin connector - drive active LED	J1
40-pin IDE (AT) interface connector	J2
34-pin control cable connector - floppy drive	J3
16-pin game port - internal	J4
10-pin serial port - external (via ribbon cable)	J5
10-pin serial port - internal	J6
25-pin parallel port - external	P1

USER CONFIGURABLE SETTINGS
Function		Location	Setting
»	HDD IRQ14 select	W6/pins 1 & 2	closed
	HDD IRQ15 select	W6/pins 2 & 3	closed
»	Floppy drive primary address is 3F0h - 3F7h	W7/pins 2 & 3	closed
	Floppy drive secondary address is 370h - 377h	W7/pins 1 & 2	closed
»	IDE (AT) primary address is 1F0h - 1F7h, & 3F6h - 3F7h	W8/pins 2 & 3	closed
	IDE (AT) secondary address is 170h - 177h, & 376h - 377h	W8/pins 1 & 2	closed
»	IDE (AT) interface enabled	W9/pins 1 & 2	closed
	IDE (AT) interface disabled	W9/pins 2 & 3	closed
»	Floppy controller enabled	W10/pins 1 & 2	closed
	Floppy controller disabled	W10/pins 2 & 3	closed
»	Printer port unidirectional select	W17/pins 1 & 2	closed
	Printer port bidirectional select	W17/pins 2 & 3	open
»	Game port enabled	W26	closed
	Game port disabled	W26	open

IDE (AT) TRANSFER RATE CONFIGURATION
Trans. Rate		VL Speed	W1	W2	W3	W4	W5
»	3.9MB/sec	£ 33MHz	1 & 2	2 & 3	2 & 3	2 & 3	1 & 2
	3.3MB/sec	£ 33MHz	2 & 3	2 & 3	1 & 2	2 & 3	1 & 2
	3.3MB/sec	<33MHz	1 & 2	2 & 3	1 & 2	2 & 3	2 & 3
	3.5MB/sec	£ 33MHz	2 & 3	1 & 2	2 & 3	2 & 3	1 & 2
	3.6MB/sec	>33MHz	1 & 2	1 & 2	2 & 3	2 & 3	2 & 3
	3.7MB/sec	£ 33MHz	2 & 3	1 & 2	1 & 2	2 & 3	1 & 2
	3.8MB/sec	>33MHz	1 & 2	1 & 2	1 & 2	2 & 3	2 & 3
	4.2MB/sec	£ 33MHz	1 & 2	2 & 3	1 & 2	2 & 3	1 & 2
	4.2MB/sec	>33MHz	2 & 3	2 & 3	2 & 3	1 & 2	2 & 3
	4.4MB/sec	£ 33MHz	1 & 2	1 & 2	2 & 3	2 & 3	1 & 2
	4.5MB/sec	>33MHz	2 & 3	2 & 3	1 & 2	1 & 2	2 & 3
	4.8MB/sec	£ 33MHz	1 & 2	1 & 2	1 & 2	2 & 3	1 & 2
	5.0MB/sec	>33MHz	2 & 3	1 & 2	2 & 3	1 & 2	2 & 3
	5.1MB/sec	£ 33MHz	2 & 3	2 & 3	2 & 3	1 & 2	1 & 2
	5.6MB/sec	£ 33MHz	2 & 3	2 & 3	1 & 2	1 & 2	1 & 2
	5.6MB/sec	>33MHz	2 & 3	1 & 2	1 & 2	1 & 2	2 & 3

SERIAL PORT 1 CONFIGURATION
COM		W11	W12
»	COM1 (3F8h)	pins 1 & 2 closed	pins 2 & 3 closed
	COM3 (3E8h)	pins 2 & 3 closed	pins 1 & 2 closed
	COM4 (2E8h)	pins 1 & 2 closed	pins 1 & 2 closed
	Disabled	pins 2 & 3 closed	pins 2 & 3 closed

SERIAL PORT 2 CONFIGURATION
COM		W13	W14
»	COM2 (2F8h)	pins 1 & 2 closed	pins 2 & 3 closed
	COM3 (3E8h)	pins 1 & 2 closed	pins 1 & 2 closed
	COM4 (2E8h)	pins 2 & 3 closed	pins 1 & 2 closed
	Disabled	pins 2 & 3 closed	pins 2 & 3 closed

PARALLEL PORT CONFIGURATION
LPT		W15	W16
»	LPT1 (378h)	pins 2 & 3 closed	pins 1 & 2 closed
	LPT2 (278h)	pins 1 & 2 closed	pins 2 & 3 closed
	LPT3 (3BCh)	pins 1 & 2 closed	pins 1 & 2 closed
	Disabled	pins 2 & 3 closed	pins 2 & 3 closed

SERIAL PORT 1 INTERRUPT SELECTION
IRQ		W18	W19	W20
»	4	closed	open	open
	3	open	closed	open
	5	open	open	closed

SERIAL PORT 2 INTERRUPT SELECTION
IRQ		W21	W22	W23
»	3	closed	open	open
	4	open	closed	open
	5	open	open	closed

PARALLEL PORT INTERRUPT SELECTION
IRQ		W24	W25
»	7	closed	open
	5	open	closed