DATA TECHNOLOGY CORPORATION =========================== DTC2278VL (900085-89B/D) +------------------------------------------------------------+ |------------------------------------------------------------| | Data bus: | 32-bit, VL-bus | |-------------------+----------------------------------------| | Size: | Three/quarter-length, half-height card | |-------------------+----------------------------------------| | Hard drive | Two IDE (AT) interface drives | | supported: | | |-------------------+----------------------------------------| | Floppy drives | Two 360KB, 720KB, 1.2MB or 1.44MB | | supported: | drives | +------------------------------------------------------------+ +------------------------------------------------------------+ | CONNECTIONS | |------------------------------------------------------------| | Function | Location | |------------------------------------------------+-----------| | 4-pin connector - drive active LED | J1 | |------------------------------------------------+-----------| | 40-pin IDE (AT) interface connector - port 1 | J2 | |------------------------------------------------+-----------| | 34-pin control cabled connector - floppy drive | J3 | |------------------------------------------------+-----------| | Game port | J4 | |------------------------------------------------+-----------| | 9-pin serial port 2 - external | J5 | |------------------------------------------------+-----------| | 10-pin serial port 1 - internal | J6 | |------------------------------------------------+-----------| | 25-pin parallel port | J7 | +------------------------------------------------------------+ +------------------------------------------------------------+ | USER CONFIGURABLE SETTINGS | |------------------------------------------------------------| | Function | Location | Setting | |---------------------------------+----------+---------------| |>> | IDE IRQ14 enabled | W6 | pins 1 & 2 | | | | | closed | |---+-----------------------------+----------+---------------| | | IDE IRQ15 enabled | W6 | pins 2 & 3 | | | | | closed | |---+-----------------------------+----------+---------------| |>> | Parallel port is output | W17 | pins 1 & 2 | | | only | | closed | |---+-----------------------------+----------+---------------| | | Parallel port is | W17 | pins 2 & 3 | | | input/output | | closed | |---+-----------------------------+----------+---------------| |>> | Game port enabled | W26 | closed | |---+-----------------------------+----------+---------------| | | Game port disabled | W26 | open | +------------------------------------------------------------+ +------------------------------------------------------------+ | IDE DATA TRANSFER RATES (FOR 33MHZ VL-BUS PC) | |------------------------------------------------------------| | Rate | W1 | W2 | W3 | W4 | W5 | |-------------+----------+--------+--------+--------+--------| |>> | 3.9MB/s | pins 1 & | pins 2 | pins 2 | pins 2 | pins 1 | | | | 2 | & 3 | & 3 | & 3 | & 2 | |---+---------+----------+--------+--------+--------+--------| | | 3.3MB/s | pins 2 & | pins 2 | pins 1 | pins 2 | pins 1 | | | | 3 | & 3 | & 2 | & 3 | & 2 | |---+---------+----------+--------+--------+--------+--------| | | 3.5MB/s | pins 2 & | pins 1 | pins 2 | pins 2 | pins 1 | | | | 3 | & 2 | & 3 | & 3 | & 2 | |---+---------+----------+--------+--------+--------+--------| | | 3.7MB/s | pins 2 & | pins 1 | pins 1 | pins 2 | pins 1 | | | | 3 | & 2 | & 2 | & 3 | & 2 | |---+---------+----------+--------+--------+--------+--------| | | 4.2MB/s | pins 1 & | pins 2 | pins 1 | pins 2 | pins 1 | | | | 2 | & 3 | & 2 | & 3 | & 2 | |---+---------+----------+--------+--------+--------+--------| | | 4.4MB/s | pins 1 & | pins 1 | pins 2 | pins 2 | pins 1 | | | | 2 | & 2 | & 3 | & 3 | & 2 | |---+---------+----------+--------+--------+--------+--------| | | 4.8MB/s | pins 1 & | pins 1 | pins 1 | pins 2 | pins 1 | | | | 2 | & 2 | & 2 | & 3 | & 2 | |---+---------+----------+--------+--------+--------+--------| | | 5.1MB/s | pins 2 & | pins 2 | pins 2 | pins 1 | pins 1 | | | | 3 | & 3 | & 3 | & 2 | & 2 | |---+---------+----------+--------+--------+--------+--------| | | 5.6MB/s | pins 2 & | pins 2 | pins 1 | pins 1 | pins 1 | | | | 3 | & 3 | & 2 | & 2 | & 2 | |---+---------+----------+--------+--------+--------+--------| | | 6.1MB/s | pins 2 & | pins 1 | pins 2 | pins 1 | pins 1 | | | | 3 | & 2 | & 3 | & 2 | & 2 | |---+---------+----------+--------+--------+--------+--------| | | 6.7MB/s | pins 2 & | pins 1 | pins 1 | pins 1 | pins 1 | | | | 3 | & 2 | & 2 | & 2 | & 2 | |---+---------+----------+--------+--------+--------+--------| | | 7.4MB/s | pins 1 & | pins 2 | pins 2 | pins 1 | pins 1 | | | | 2 | & 3 | & 3 | & 2 | & 2 | |---+---------+----------+--------+--------+--------+--------| | | 8.3MB/s | pins 1 & | pins 1 | pins 1 | pins 1 | pins 1 | | | | 2 | & 2 | & 2 | & 2 | & 2 | |------------------------------------------------------------| | Note:The pins indicated should be closed. | +------------------------------------------------------------+ +------------------------------------------------------------+ | IDE DATA TRANSFER RATES (FOR NON-33MHZ VL-BUS PC) | |------------------------------------------------------------| | Rate | W1 | W2 | W3 | W4 | W5 | |---------+----------+---------+---------+---------+---------| | 3.3MB/s | pins 1 & | pins 2 | pins 1 | pins 2 | pins 2 | | | 2 | & 3 | & 2 | & 3 | & 3 | |---------+----------+---------+---------+---------+---------| | 3.6MB/s | pins 1 & | pins 1 | pins 2 | pins 2 | pins 2 | | | 2 | & 2 | & 3 | & 3 | & 3 | |---------+----------+---------+---------+---------+---------| | 3.8MB/s | pins 1 & | pins 1 | pins 1 | pins 2 | pins 2 | | | 2 | & 2 | & 2 | & 3 | & 3 | |---------+----------+---------+---------+---------+---------| | 4.2MB/s | pins 2 & | pins 2 | pins 2 | pins 1 | pins 2 | | | 3 | & 3 | & 3 | & 2 | & 3 | |---------+----------+---------+---------+---------+---------| | 4.5MB/s | pins 2 & | pins 2 | pins 1 | pins 1 | pins 2 | | | 3 | & 3 | & 2 | & 2 | & 3 | |---------+----------+---------+---------+---------+---------| | 5.0MB/s | pins 2 & | pins 1 | pins 2 | pins 1 | pins 2 | | | 3 | & 2 | & 3 | & 2 | & 3 | |---------+----------+---------+---------+---------+---------| | 5.6MB/s | pins 2 & | pins 1 | pins 1 | pins 1 | pins 2 | | | 3 | & 2 | & 2 | & 2 | & 3 | |---------+----------+---------+---------+---------+---------| | 6.3MB/s | pins 1 & | pins 2 | pins 2 | pins 1 | pins 2 | | | 2 | & 3 | & 3 | & 2 | & 3 | |---------+----------+---------+---------+---------+---------| | 7.2MB/s | pins 1 & | pins 1 | pins 1 | pins 1 | pins 2 | | | 2 | & 2 | & 2 | & 2 | & 3 | |------------------------------------------------------------| | Note:The pins indicated should be closed. | +------------------------------------------------------------+ +------------------------------------------------------------+ | FLOPPY DRIVE CONFIGURATION | |------------------------------------------------------------| | Address | W7 | W10 | |------------------+--------------------+--------------------| |>> | 3F0h | pins 2 & 3 closed | pins 1 & 2 closed | |---+--------------+--------------------+--------------------| | | 370h | pins 1& 2 closed | pins 1 & 2 closed | |---+--------------+--------------------+--------------------| | | Disabled | N/A | pins 2 & 3 closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | IDE CONFIGURATION | |------------------------------------------------------------| | Address | W8 | W9 | |------------------+--------------------+--------------------| |>> | 1F0h | pins 2 & 3 closed | pins 1 & 2 closed | |---+--------------+--------------------+--------------------| | | 170h | pins 1& 2 closed | pins 1 & 2 closed | |---+--------------+--------------------+--------------------| | | Disabled | N/A | pins 2 & 3 closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | SERIAL PORT 1 CONFIGURATION | |------------------------------------------------------------| | COM/Address | W11 | W12 | |------------------+--------------------+--------------------| |>> | COM1/3F8h | pins 1 & 2 closed | pins 2 & 3 closed | |---+--------------+--------------------+--------------------| | | COM3/3E8h | pins 2 & 3 closed | pins 1 & 2 closed | |---+--------------+--------------------+--------------------| | | COM4/2E8h | pins 1& 2 closed | pins 1 & 2 closed | |---+--------------+--------------------+--------------------| | | Disabled | pins 2 & 3 closed | pins 2 & 3 closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | SERIAL PORT 1 INTERRUPT SELECT | |------------------------------------------------------------| | IRQ | W18 | W19 | W20 | |-------------------+-------------+-------------+------------| |>> | IRQ4 | closed | open | open | |---+---------------+-------------+-------------+------------| | | IRQ3 | open | closed | open | |---+---------------+-------------+-------------+------------| | | IRQ5 | open | open | closed | |---+---------------+-------------+-------------+------------| | | Disabled | open | open | open | +------------------------------------------------------------+ +------------------------------------------------------------+ | SERIAL PORT 2 CONFIGURATION | |------------------------------------------------------------| | COM/Address | W13 | W14 | |------------------+--------------------+--------------------| |>> | COM2/2F8h | pins 1 & 2 closed | pins 2 & 3 closed | |---+--------------+--------------------+--------------------| | | COM3/3E8h | pins 1 & 2 closed | pins 1 & 2 closed | |---+--------------+--------------------+--------------------| | | COM4/2E8h | pins 2 & 3 closed | pins 1 & 2 closed | |---+--------------+--------------------+--------------------| | | Disabled | pins 2 & 3 closed | pins 2 & 3 closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | SERIAL PORT 2 INTERRUPT SELECT | |------------------------------------------------------------| | IRQ | W21 | W22 | W23 | |-------------------+-------------+-------------+------------| |>> | IRQ3 | closed | open | open | |---+---------------+-------------+-------------+------------| | | IRQ4 | open | closed | open | |---+---------------+-------------+-------------+------------| | | IRQ5 | open | open | closed | |---+---------------+-------------+-------------+------------| | | Disabled | open | open | open | +------------------------------------------------------------+ +------------------------------------------------------------+ | PARALLEL PORT CONFIGURATION | |------------------------------------------------------------| | LPT/Address | W15 | W16 | |------------------+--------------------+--------------------| |>> | LPT1/378h | pins 2 & 3 closed | pins 1& 2 closed | |---+--------------+--------------------+--------------------| | | LPT2/278h | pins 1& 2 closed | pins 2 & 3 closed | |---+--------------+--------------------+--------------------| | | LPT3/3BCh | pins 1& 2 closed | pins 1 & 2 closed | |---+--------------+--------------------+--------------------| | | Disabled | pins 2 & 3 closed | pins 2 & 3 closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | PARALLEL PORT INTERRUPT SELECT | |------------------------------------------------------------| | IRQ | W24 | W25 | |------------------------+-----------------+-----------------| |>> | IRQ7 | closed | open | |---+--------------------+-----------------+-----------------| | | IRQ5 | open | closed | |---+--------------------+-----------------+-----------------| | | Disabled | open | open | +------------------------------------------------------------+