DTC5180I, DTC7180 Hard Disk/Floppy Controller Settings and Configuration
DATA TECHNOLOGY CORPORATION
DTC5180I, DTC7180
Data bus: 16-bit, ISA
Size: Half-length, full-height card
Hard drives supported: Two MFM ST506/412 drives
Floppy drives supported: None
Sector Interleave DTC5180i: 2:1
DTC7180: 1:1
CONNECTIONS | |
Function | Location |
34-pin control cable connector-hard drive | J1 |
20-pin data cable connector-drive 0 | J2 |
20-pin data cable connector-drive 1 | J3 |
4-pin connector-drive active LED | J4 |
5-pin connector-DC power (5180i only) | J5 |
USER CONFIGURABLE SETTINGS | |||
Function | Location | Setting | |
| » | Floppy Drive Changed Signal not driven | W1 | open |
| Floppy Drive Changed Signal driven low when accessed | W1 | closed | |
| » | Initial interrupt enabled after reset | W4 | pins 2 & 3 closed |
Initial interrupt disabled after reset | W4 | pins 1 & 2 closed | |
| » | Auto-deselect enabled,
drive is only selected when in operation | W6 | closed |
Auto-deselect disabled, drive is selected from power-on until another drive is selected | W6 | open | |
PORT ADDRESS | |||
Address | W2 | W3 | |
| » | Port addresses are 1F0-1F7 3F6-3F7h | open | open |
Port addresses are 170-177 376-377h | closed | closed | |
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