| View Source | |
| # RANCHO TECHNOLOGY, INC. | |
| RT1000A | |
| Data bus: 8-bit, ISA | |
| Size: Half-length, full-height card | |
| Hard drives supported: Up to seven SCSI devices | |
| Floppy drives supported: Two 360KB, 720KB,1.2MB, or 1.44MB | |
| IMG 1 | |
| +------------------------------------------------------------+ | |
| | CONNECTIONS | | |
| |------------------------------------------------------------| | |
| | Function | Location | | |
| |------------------------------------------+-----------------| | |
| | 50-pin SCSI connector-external | J1 | | |
| |------------------------------------------+-----------------| | |
| | 50-pin SCSI connector-internal | J2 | | |
| |------------------------------------------+-----------------| | |
| | 34-pin data cable connector-floppy drive | J3 | | |
| +------------------------------------------------------------+ | |
| +------------------------------------------------------------+ | |
| | BIOS ADDRESS | | |
| |------------------------------------------------------------| | |
| | Address | X4 | X5 | X6 | | |
| |---------------+--------------+--------------+--------------| | |
| | D4000h | closed | closed | open | | |
| |---------------+--------------+--------------+--------------| | |
| | CC000h | open | closed | open | | |
| |---------------+--------------+--------------+--------------| | |
| | D0000h | closed | open | open | | |
| |---------------+--------------+--------------+--------------| | |
| | C8000h | open | open | open | | |
| |---------------+--------------+--------------+--------------| | |
| | E4000h | closed | closed | closed | | |
| |---------------+--------------+--------------+--------------| | |
| | DC000h | open | closed | closed | | |
| |---------------+--------------+--------------+--------------| | |
| | E0000h | closed | open | closed | | |
| |---------------+--------------+--------------+--------------| | |
| | D8000h | open | open | closed | | |
| +------------------------------------------------------------+ | |
| +------------------------------------------------------------+ | |
| | USER CONFIGURABLE SETTINGS | | |
| |------------------------------------------------------------| | |
| | Function | Location | Setting | | |
| |---------------------------------------+----------+---------| | |
| | » | Floppy drive write | X1 | open | | |
| | | precompensation is 187ns | | | | |
| |---+-----------------------------------+----------+---------| | |
| | | Floppy drive write | X1 | closed | | |
| | | precompensation is 125ns | | | | |
| |---+-----------------------------------+----------+---------| | |
| | » | Single-speed floppy drive | X2 | open | | |
| | | supported | | | | |
| |---+-----------------------------------+----------+---------| | |
| | | Dual speed floppy drive supported | X2 | closed | | |
| |---+-----------------------------------+----------+---------| | |
| | » | Floppy drive port address is 377h | X3 | open | | |
| |---+-----------------------------------+----------+---------| | |
| | | Floppy drive port address is 3F7h | X3 | closed | | |
| |---+-----------------------------------+----------+---------| | |
| | » | Remote terminal power not | X7 | open | | |
| | | supported | | | | |
| |---+-----------------------------------+----------+---------| | |
| | | Supports remote terminal power | X7 | closed | | |
| |---+-----------------------------------+----------+---------| | |
| | » | Zero wait state enabled | X12 | closed | | |
| |---+-----------------------------------+----------+---------| | |
| | | Zero wait state disabled | X12 | open | | |
| |---+-----------------------------------+----------+---------| | |
| | » | Floppy drive enabled | X13 | closed | | |
| |---+-----------------------------------+----------+---------| | |
| | | Floppy drive disabled | X13 | open | | |
| |---+-----------------------------------+----------+---------| | |
| | » | Non applicable to this card. For | X14 | open | | |
| | | MCA card only | | | | |
| |---+-----------------------------------+----------+---------| | |
| | » | Supports drives other than | X15 | open | | |
| | | Syquest | | | | |
| |---+-----------------------------------+----------+---------| | |
| | | Supports Syquest and some | X15 | closed | | |
| | | removable media drives | | | | |
| |---+-----------------------------------+----------+---------| | |
| | » | SCSI DOS hard drive boot enabled. | X16 | open | | |
| |---+-----------------------------------+----------+---------| | |
| | | SCSI DOS hard drive boot | X16 | closed | | |
| | | disabled. | | | | |
| |---+-----------------------------------+----------+---------| | |
| | » | Factory configured - do not alter | X17 | open | | |
| |---+-----------------------------------+----------+---------| | |
| | » | Bus reset delay is 30 seconds | X18 | closed | | |
| |---+-----------------------------------+----------+---------| | |
| | | Bus reset delay is 5 seconds | X18 | open | | |
| +------------------------------------------------------------+ | |
| +------------------------------------------------------------+ | |
| | INTERRUPT REQUEST | | |
| |------------------------------------------------------------| | |
| | IRQ | X8 | X9 | X10 | X11 | | |
| |----------+------------+------------+-----------+-----------| | |
| | IRQ7 | closed | open | open | open | | |
| |----------+------------+------------+-----------+-----------| | |
| | IRQ5 | open | closed | open | open | | |
| |----------+------------+------------+-----------+-----------| | |
| | IRQ4 | open | open | closed | open | | |
| |----------+------------+------------+-----------+-----------| | |
| | IRQ3 | open | open | open | closed | | |
| +------------------------------------------------------------+ |