TEXT View Source
# UNIDENTIFIED
TC1711
Data Bus: 16-bit ISA
Size: Mid-length, full-height card
Hard drives 2 ST506/412 (MFM) drives
supported:
Floppy drives Two 360KB, 720KB, 1.2MB, or 1.44MB drives
supported:
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Location |
|--------------------------------------------+---------------|
| 34-pin control cable hard drive | CN1 |
|--------------------------------------------+---------------|
| 20-pin data connector for hard disk 0 | CN2 |
|--------------------------------------------+---------------|
| 20-pin data connector for hard disk 1 | CN3 |
|--------------------------------------------+---------------|
| 34-pin data cable connector-floppy drive | CN4 |
|--------------------------------------------+---------------|
| 4-pin connector-drive active LED | CN5 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| FACTORY SETTINGS |
|------------------------------------------------------------|
| Function | W1 | W2 | W3 | W4 |
|----------------------------+-------+-------+-------+-------|
| » | 2KB RAM buffer (Hard | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 |
| | wired no jumper) | | | | |
|---+------------------------+-------+-------+-------+-------|
| | 32KB RAM buffer | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 |
| | (Requires firmware) | | | | |
|------------------------------------------------------------|
| Note: Pins designated are in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Location | Setting |
|------------------------------------+----------+------------|
| » | Hard drive enabled | W5 | Pins 2 & 3 |
| | | | closed |
|---+--------------------------------+----------+------------|
| | Hard drive disabled | W5 | Pins 1 & 2 |
| | | | closed |
|---+--------------------------------+----------+------------|
| » | Floppy precompensation auto | W6 | Pins 2 & 3 |
| | set by data rate. | | closed |
|---+--------------------------------+----------+------------|
| | Floppy precompensation fixed | W6 | Pins 1 & 2 |
| | at 125ns | | closed |
|---+--------------------------------+----------+------------|
| » | Floppy drive single speed | W7 | Pins 2 & 3 |
| | select | | closed |
|---+--------------------------------+----------+------------|
| | Floppy drive dual speed select | W7 | Pins 1 & 2 |
| | | | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Location | Setting |
|---------------------------------------+----------+---------|
| » | Floppy port address 1F0h-1F7h, | W8 | Open |
| | 3F0h-3F7h | | |
|---+-----------------------------------+----------+---------|
| | Floppy port address 170h-17Fh, | W8 | Closed |
| | 370h-37Fh | | |
|---+-----------------------------------+----------+---------|
| » | Hard disk port address 3F0h-3FFh | W11 | Open |
|---+-----------------------------------+----------+---------|
| | Hard disk port address 370h-37Fh | W11 | Closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| FLOPPY DRIVE CONFIGURATION |
|------------------------------------------------------------|
| Function | W9 | W10 |
|--------------------------------+-------------+-------------|
| » | Floppy drive enabled | Closed | Closed |
|---+----------------------------+-------------+-------------|
| | Floppy drive disabled | Open | Open |
+------------------------------------------------------------+