(TXT) View Source
       
       # CMS ENHANCEMENTS, INC.
       
          HCWD7VSE1/2
       
          +------------------------------------------------------------+
          |------------------------------------------------------------|
          | Data bus:         | 16-bit ISA                             |
          |-------------------+----------------------------------------|
          | Size:             | Three-quarter length, half-height card |
          |-------------------+----------------------------------------|
          | Hard drive        | Two ESDI ST506/412 drives              |
          | supported:        |                                        |
          |-------------------+----------------------------------------|
          | Floppy drives     | 360KB, 720KB, 1.2MB, 1.44MB            |
          | supported:        |                                        |
          +------------------------------------------------------------+
       
 (IMG) IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          |                   Function                    |  Location  |
          |-----------------------------------------------+------------|
          | 34-pin control cable connector - floppy drive |     J1     |
          |-----------------------------------------------+------------|
          | 34-pin control cable connector - hard drive   |     J2     |
          |-----------------------------------------------+------------|
          | 20-pin data cable connector - drive 0         |     J3     |
          |-----------------------------------------------+------------|
          | 20-pin data cable connector - drive 1         |     J4     |
          |-----------------------------------------------+------------|
          | 4-pin connector - drive active LED            |     J5     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 USER CONFIGURABLE SETTINGS                 |
          |------------------------------------------------------------|
          |               Function                | Location | Setting |
          |---------------------------------------+----------+---------|
          | » | Caching enabled                   |   W1/A   |  open   |
          |---+-----------------------------------+----------+---------|
          |   | Caching disabled                  |   W1/A   | closed  |
          |---+-----------------------------------+----------+---------|
          | » | Four byte ECC mode enabled        |   W1/B   |  open   |
          |---+-----------------------------------+----------+---------|
          |   | Seven byte ECC mode enabled       |   W1/B   | closed  |
          |---+-----------------------------------+----------+---------|
          | » | Disk address translation enabled  |   W1/C   |  open   |
          |---+-----------------------------------+----------+---------|
          |   | Disk address translation disabled |   W1/C   | closed  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |           USER CONFIGURABLE SETTINGS(CONTINUED)            |
          |------------------------------------------------------------|
          |              Function              | Location |  Setting   |
          |------------------------------------+----------+------------|
          | » | Factory configured - do not    |   W1/D   |    open    |
          |   | alter                          |          |            |
          |---+--------------------------------+----------+------------|
          | » | Sectors per track determined   |   W1/E   |    open    |
          |   | by drive jumpers               |          |            |
          |---+--------------------------------+----------+------------|
          |   | Sectors per track not          |   W1/E   |   closed   |
          |   | determined by drive jumpers    |          |            |
          |---+--------------------------------+----------+------------|
          | » | Alternate hard drive sectors   |   W1/F   |    open    |
          |   | disabled                       |          |            |
          |---+--------------------------------+----------+------------|
          |   | Alternate hard drive sectors   |   W1/F   |   closed   |
          |   | enabled                        |          |            |
          |---+--------------------------------+----------+------------|
          | » | BIOS enabled                   |    W3    |    open    |
          |---+--------------------------------+----------+------------|
          |   | BIOS disabled                  |    W3    |   closed   |
          |---+--------------------------------+----------+------------|
          | » | Single speed floppy drive      |    W5    |    open    |
          |   | interface enabled              |          |            |
          |---+--------------------------------+----------+------------|
          |   | Dual speed floppy drive        |    W5    |   closed   |
          |   | interface enabled              |          |            |
          |---+--------------------------------+----------+------------|
          | » | Floppy drive address 3F2h      |    W6    |    open    |
          |   | select                         |          |            |
          |---+--------------------------------+----------+------------|
          |   | Floppy drive address 372h      |    W6    |   closed   |
          |   | select                         |          |            |
          |---+--------------------------------+----------+------------|
          | » | Interrupt IRQ14 enabled        |    W7    | pins 1 & 2 |
          |   |                                |          |   closed   |
          |---+--------------------------------+----------+------------|
          |   | Interrupt IRQ15 enabled        |    W7    | pins 2 & 3 |
          |   |                                |          |   closed   |
          |---+--------------------------------+----------+------------|
          | » | Base memory address is CC000h  |    W8    | pins 2 & 3 |
          |   |                                |          |   closed   |
          |---+--------------------------------+----------+------------|
          |   | Base memory address is C8000h  |    W8    | pins 1 & 2 |
          |   |                                |          |   closed   |
          |---+--------------------------------+----------+------------|
          | » | Hard drive address is 1F0h     |   W12    |    open    |
          |---+--------------------------------+----------+------------|
          |   | Hard drive address is 170h     |   W12    |   closed   |
          +------------------------------------------------------------+