(TXT) View Source
# UNIDENTIFIED
HDD/FDD CONTROLLER
Data Bus 16-bit ISA
Card Size Full height, half length
Hard Drives Two ST506/412-MFM devices
Supported
Floppy Drives Two 360KB, 720KB, 1.2MB, or 1.44MB drives
Supported
(IMG) IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Label | Function | Label |
|-----------------------+-------+--------------------+-------|
| 20-pin cable | J1 | 34-pin cable | J4 |
| connector - primary | | connector - floppy | |
| drive | | drive | |
|-----------------------+-------+--------------------+-------|
| 20-pin data cable | J2 | 2-pin connector - | LED |
| connector - secondary | | drive active LED | |
| drive | | | |
|-----------------------+-------+--------------------+-------|
| 34-pin cable | J3 | | |
| connector - hard | | | |
| drive control | | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Setting | Label | Position |
|----------------------------------------+-------+-----------|
| » | Hard drive controller address set | J5 | Pins 1 & |
| | to 1F0h | | 3 closed |
|---+------------------------------------+-------+-----------|
| | Hard drive controller address set | J5 | Pins 3 & |
| | to 170h | | 5 closed |
|---+------------------------------------+-------+-----------|
| » | Floppy controller address set to | J5 | Pins 2 & |
| | 3F2h | | 4 closed |
|---+------------------------------------+-------+-----------|
| | Floppy controller address set to | J5 | Pins 4 & |
| | 372h | | 6 closed |
|---+------------------------------------+-------+-----------|
| » | Floppy drive speed set to 360RPM | J6 | Open |
|---+------------------------------------+-------+-----------|
| | Floppy drive speed set to 300RPM | J6 | Closed |
+------------------------------------------------------------+