(TXT) View Source
       
       # CMS ENHANCEMENTS, INC.
       
          HCWDXTGEN
       
          +------------------------------------------------------------+
          |------------------------------------------------------------|
          | Data bus:                | 8-bit ISA                       |
          |--------------------------+---------------------------------|
          | Size:                    | Half length, full-height card   |
          |--------------------------+---------------------------------|
          | Hard drive supported:    | Two MFM ST506/412 drives        |
          |--------------------------+---------------------------------|
          | Floppy drives supported: | None                            |
          +------------------------------------------------------------+
       
 (IMG) IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          |                 Function                 |    Location     |
          |------------------------------------------+-----------------|
          | 34-pin data cable connector - hard drive |       J1        |
          |------------------------------------------+-----------------|
          | 20-pin data cable connector - drive 0    |       J2        |
          |------------------------------------------+-----------------|
          | 20-pin data cable connector - drive 1    |       J3        |
          |------------------------------------------+-----------------|
          | External power connector                 |       J4        |
          |------------------------------------------+-----------------|
          | 4-pin connector - drive active LED       |       J5        |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 USER CONFIGURABLE SETTINGS                 |
          |------------------------------------------------------------|
          |               Function                | Location | Setting |
          |---------------------------------------+----------+---------|
          | » | Factory configured - do not alter |   W25    |  open   |
          |---+-----------------------------------+----------+---------|
          | » | Factory configured - do not alter |   W26    |  open   |
          |---+-----------------------------------+----------+---------|
          | » | Interrupt select IRQ5             |   W27    |  open   |
          |---+-----------------------------------+----------+---------|
          |   | Interrupt select IRQ2             |   W27    | closed  |
          |---+-----------------------------------+----------+---------|
          | » | AT compatibility mode enabled     |   W28    | closed  |
          |---+-----------------------------------+----------+---------|
          |   | XT compatibility mode enabled     |   W28    |  open   |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                       ADDRESS SELECT                       |
          |------------------------------------------------------------|
          |  I/O Address  | Base Memory Address |    W21    |   W22    |
          |---------------+---------------------+-----------+----------|
          |     320h      |       C8000h        |   open    |   open   |
          |---------------+---------------------+-----------+----------|
          |     324h      |       CA000h        |  closed   |   open   |
          |---------------+---------------------+-----------+----------|
          |     328h      |       CC000h        |   open    |  closed  |
          |---------------+---------------------+-----------+----------|
          |     32Ch      |       CE000h        |  closed   |  closed  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |              PRE-SELECTED DRIVE CONFIGURATION              |
          |------------------------------------------------------------|
          |           |      |         |Drive 0 |Drive 1 |             |
          |-----------+------+---------+--------+--------+-------------|
          | |Capacity |Heads |Cylinders|  W17   |  W18   | W19  | W20  |
          |-+---------+------+---------+--------+--------+------+------|
          |»|  21MB   |  4   |   615   |  open  |  open  | open | open |
          |-+---------+------+---------+--------+--------+------+------|
          | |  21MB   |  4   |   612   | closed | closed |closed|closed|
          |-+---------+------+---------+--------+--------+------+------|
          | |  10MB   |  4   |   306   |  open  | closed | open |closed|
          |-+---------+------+---------+--------+--------+------+------|
          | |  10MB   |  2   |   615   | closed |  open  |closed| open |
          +------------------------------------------------------------+