(TXT) View Source
       
       # 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
       
 (IMG) IMG 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    |    W1    |    open    |
          |   | not driven                     |          |            |
          |---+--------------------------------+----------+------------|
          |   | Floppy Drive Changed Signal    |    W1    |   closed   |
          |   | driven low when accessed       |          |            |
          |---+--------------------------------+----------+------------|
          | » | Initial interrupt enabled      |    W4    | pins 2 & 3 |
          |   | after reset                    |          |   closed   |
          |---+--------------------------------+----------+------------|
          |   | Initial interrupt disabled     |    W4    | pins 1 & 2 |
          |   | after reset                    |          |   closed   |
          |---+--------------------------------+----------+------------|
          | » | Auto-deselect enabled,         |    W6    |   closed   |
          |   |                                |          |            |
          |   | drive is only selected when in |          |            |
          |   | operation                      |          |            |
          |---+--------------------------------+----------+------------|
          |   | Auto-deselect disabled, drive  |    W6    |    open    |
          |   | is selected from power-on      |          |            |
          |   | until another drive is         |          |            |
          |   | selected                       |          |            |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                        PORT ADDRESS                        |
          |------------------------------------------------------------|
          |                 Address                 |   W2    |   W3   |
          |-----------------------------------------+---------+--------|
          | » | Port addresses are 1F0-1F7 3F6-3F7h |  open   |  open  |
          |---+-------------------------------------+---------+--------|
          |   | Port addresses are 170-177 376-377h | closed  | closed |
          +------------------------------------------------------------+