TMC-870, TMC-871 Hard Disk/Floppy Controller Settings and Configuration
FUTURE DOMAIN CORPORATION
TMC-870, TMC-871
Data bus: 8-bit, ISA
Size: Full-length, full-height card
Hard drives supported: Up to six SCSI devices
Floppy drives supported: Four 320KB or 1.2MB drives
CONNECTIONS | |
Function | Location |
DB25 SCSI connector-external | CN1 |
50-pin SCSI connector-internal | CN2 |
34-pin control cable connector-floppy drives 0 and 1 | CN3 |
34-pin control cable connector-floppy drives 2 and 3 | CN4 |
4-pin connector-DC power | CN5 |
USER CONFIGURABLE SETTINGS | |||
Function | Location | Setting | |
| » | Floppy drive port address is 3F0-3F7h | JP1 | open |
Floppy drive port address is 370-377h | JP1 | closed | |
| » | Zero Wait State enabled | JP4 | closed |
Zero Wait State disabled | JP4 | open | |
| » | Floppy drive 0 is 360KB | SW1/switch 1* | off |
Floppy drive 0 is 1.2MB | SW1/switch 1* | on | |
| » | Floppy drive 1 is 360KB | SW1/switch 2* | off |
Floppy drive 1 is 1.2MB | SW1/switch 2* | on | |
| » | Floppy drives 2 and 3 are 360KB | SW1/switch 3* | off |
Floppy drives 2 and 3 are 1.2MB | SW1/switch 3* | on | |
| » | Hard drive enabled | SW1/switch 4* | on |
Hard drive disabled | SW1/switch 4* | off | |
Note:*Applies to BIOS Rev. 4.1E only; for Rev. 6.0x, SW1/switches 1-7 should be "on." | |||
BIOS ADDRESS | |||
Address | Jumper JP2 | Jumper JP3 | |
| » | CA00h | open | open |
C800h | open | closed | |
CE00h | closed | open | |
DE00h | closed | closed | |
FLOPPY DRIVE SUPPORT | |||
Select | SW1/switch 5 | SW1/switch 6 | SW1/switch 7 |
System BIOS controls floppies | on | on | on |
One floppy supported | off | on | on |
Two floppies supported | on | off | on |
Three floppies supported | off | off | on |
Four floppies supported | on | on | off |
Note:*Applies to Rev. 4.1E only: for Rev 6.0x, SW1/switches 1-7 should be "on". | |||
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