ADP90VL Hard Disk/Floppy Controller Settings and Configuration

SILICON VALLEY COMPUTER, INC.

ADP90VL

Data bus:
32-bit VESA
Size:
Three-quarter length, full-height card
Hard drive supported:
Four IDE(AT) interface devices
Floppy drives supported:
360KB, 720KB, 1.2MB, 1.44MB

CONNECTIONS
Function
Location
4-pin connector - drive active LED
P1
4-pin connector - drive active LED
P2
40-pin IDE(AT) interface VESA connector
P3
40-pin IDE(AT) interface ISA tape drive connector
P4
34-pin control cable connector - floppy drive
P5
15-pin game port - internal
P6
9-pin serial port - internal
P7
9-pin serial port - external
P8
25-pin parallel port - external
P9

USER CONFIGURABLE SETTINGS
Function
Location
Setting
»
Serial port 1 enabled
E3
pins 2 & 3 closed

Serial port 1 disabled
E3
pins 1 & 2 closed
»
Serial port 1 address 3F8h select
E4
pins 2 & 3 closed

Serial port 1 address 3E8h select
E4
pins 1 & 2 closed
»
Serial port 2 enabled
E5
pins 2 & 3 closed

Serial port 2 disabled
E5
pins 1 & 2 closed

USER CONFIGURABLE SETTINGS(CONTINUED)
Function
Location
Setting
»
Serial port 2 address 2F8h select
E6
pins 2 & 3 closed

Serial port 2 address 2E8h select
E6
pins 1 & 2 closed
»
Parallel port enabled
E7
pins 2 & 3 closed

Parallel port disabled
E7
pins 1 & 2 closed
»
Parallel port address 378h select
E8
pins 2 & 3 closed

Parallel port address 278h select
E8
pins 1 & 2 closed
»
Floppy drive interface enabled
E9
pins 2 & 3 closed

Floppy drive interface disabled
E9
pins 1 & 2 closed
»
ISA IDE(AT) interface enabled
E10
pins 2 & 3 closed

ISA IDE(AT) interface disabled
E10
pins 1 & 2 closed
»
ISA IDE(AT) interface interrupt IRQ15 select
E11
pins 2 & 3 closed

ISA IDE(AT) interface interrupt IRQ10 select
E11
pins 1 & 2 closed
»
Game port enabled
E12 & E13
closed

Game port disabled
E12 & E13
open
»
8/16KB BIOS enabled
E14
open

32KB BIOS enabled
E14
closed
»
Factory configured - do not alter
E15
N/A

BASE MEMORY ADDRESS SELECT
Address
E1
C8000h
All open
CA000h
pins 3 & 4 closed
CC000h
pins 1 & 2 closed
CE000h
pins 1 & 2, 3 & 4 closed

VESA IDE TRANSFER RATE
System Speed(Mhz)
Mbyte/sec
E2/1
E2/2
E2/3
E2/4
25/DX2-50
1.67
on
on
on
on
25/DX2-50
2.00
off
on
on
on
25/DX2-50
2.50
on
off
on
on
25/DX2-50
2.94
off
off
on
on
25/DX2-50
3.12
on
on
off
on
25/DX2-50
4.16
off
on
off
on
25/DX2-50
4.54
on
off
off
on
25/DX2-50
6.25
off
off
off
on

VESA IDE TRANSFER RATE(CONTINUED)
System Speed(Mhz)
Mbyte/sec
E2/1
E2/2
E2/3
E2/4
33/DX2-66
2.22
on
on
on
on
33/DX2-66
2.66
off
on
on
on
33/DX2-66
3.33
on
off
on
on
33/DX2-66
3.92
off
off
on
on
33/DX2-66
4.16
on
on
off
on
33/DX2-66
5.55
off
on
off
on
33/DX2-66
6.06
on
off
off
on
33/DX2-66
8.33
off
off
off
on
50
3.33
on
on
on
on
50
4.00
off
on
on
on
50
5.00
on
off
on
on
50
5.88
off
off
on
on
50
6.25
on
on
off
on
50
8.33
off
on
off
on
50
9.09
on
off
off
on
50
12.5
off
off
off
on

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ADP90VL Hard Disk/Floppy Controller Settings and Configuration

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Data bus:	32-bit VESA
Size:	Three-quarter length, full-height card
Hard drive supported:	Four IDE(AT) interface devices
Floppy drives supported:	360KB, 720KB, 1.2MB, 1.44MB

CONNECTIONS
Function	Location
4-pin connector - drive active LED	P1
4-pin connector - drive active LED	P2
40-pin IDE(AT) interface VESA connector	P3
40-pin IDE(AT) interface ISA tape drive connector	P4
34-pin control cable connector - floppy drive	P5
15-pin game port - internal	P6
9-pin serial port - internal	P7
9-pin serial port - external	P8
25-pin parallel port - external	P9

USER CONFIGURABLE SETTINGS
Function		Location	Setting
»	Serial port 1 enabled	E3	pins 2 & 3 closed
	Serial port 1 disabled	E3	pins 1 & 2 closed
»	Serial port 1 address 3F8h select	E4	pins 2 & 3 closed
	Serial port 1 address 3E8h select	E4	pins 1 & 2 closed
»	Serial port 2 enabled	E5	pins 2 & 3 closed
	Serial port 2 disabled	E5	pins 1 & 2 closed

BASE MEMORY ADDRESS SELECT
Address	E1
C8000h	All open
CA000h	pins 3 & 4 closed
CC000h	pins 1 & 2 closed
CE000h	pins 1 & 2, 3 & 4 closed

VESA IDE TRANSFER RATE
System Speed(Mhz)	Mbyte/sec	E2/1	E2/2	E2/3	E2/4
25/DX2-50	1.67	on	on	on	on
25/DX2-50	2.00	off	on	on	on
25/DX2-50	2.50	on	off	on	on
25/DX2-50	2.94	off	off	on	on
25/DX2-50	3.12	on	on	off	on
25/DX2-50	4.16	off	on	off	on
25/DX2-50	4.54	on	off	off	on
25/DX2-50	6.25	off	off	off	on

VESA IDE TRANSFER RATE(CONTINUED)
System Speed(Mhz)	Mbyte/sec	E2/1	E2/2	E2/3	E2/4
33/DX2-66	2.22	on	on	on	on
33/DX2-66	2.66	off	on	on	on
33/DX2-66	3.33	on	off	on	on
33/DX2-66	3.92	off	off	on	on
33/DX2-66	4.16	on	on	off	on
33/DX2-66	5.55	off	on	off	on
33/DX2-66	6.06	on	off	off	on
33/DX2-66	8.33	off	off	off	on
50	3.33	on	on	on	on
50	4.00	off	on	on	on
50	5.00	on	off	on	on
50	5.88	off	off	on	on
50	6.25	on	on	off	on
50	8.33	off	on	off	on
50	9.09	on	off	off	on
50	12.5	off	off	off	on