Data bus: 16-bit, ISA
Size: Half-length, full-height card
Hard drives supported: Two ST506/412 RLL drives
Floppy drives supported: Two 360KB, 720KB, 1.2MB, or 1.44MB drives
|
USER CONFIGURABLE SETTINGS
|
|
Function
|
Location
|
Setting
|
| »
|
Auto deselect enabled (PC/AT)
|
JP1
|
pins 1 & 2 closed
|
|
|
Auto deselect disabled (Compaq)
|
JP1
|
open
|
| »
|
Hard drive port address is 1F0-1F7h & 3F0-3F7h
|
JP2
|
open
|
|
|
Hard drive port address is 170-177h & 370-377h
|
JP2
|
closed
|
| »
|
Drive 0 translation disabled
|
JP4
|
pins 1 & 2 closed
|
|
|
Drive 0 translation enabled*
|
JP4
|
pins 2 & 3 closed
|
| »
|
Write Gate and drive select lines are enabled only
when drive is accessed
|
JP5
|
pins 2 & 3 closed
|
|
|
Write Gate and drive select lines are disabled during power-up and when +5V is <+4.15V
|
JP5
|
pins 1 & 2 closed
|
| »
|
Drive 1 translation disabled
|
JP6
|
pins 1 & 2 closed
|
|
|
Drive 1 translation enabled*
|
JP6
|
pins 2 & 3 closed
|
| »
|
Input tied high
|
JP8
|
pins 1 & 2 closed
|
|
|
Seek to LZ (663) on seek > than 615. Step rate 0
(11
m
m
|
JP8
|
pins 2 & 3 closed
|
|
Note: Translates 4 x 615 x 26 to 6 x 615 x 17
|