ROLAND CORPORATION
==================

   SCC-1

   Card Type          Sound Card                                  
   Chipset/Controller Roland                                      
   I/O Options        Line out, MIDI port, speaker                
   Maximum DRAM       N/A                                         

<gopher://bitreich.org/I/th99/i/P-R/50323-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   |     Purpose      | Location |      Purpose      | Location |
   |------------------+----------+-------------------+----------|
   | MIDI port input  |   CN1    | Audio out (right) |   CN4    |
   |------------------+----------+-------------------+----------|
   | MIDI port output |   CN2    | Speaker jack      |   CN5    |
   |------------------+----------+-------------------+----------|
   | Audio out (left) |   CN3    |                   |          |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 I/O ADDRESS CONFIGURATION                  |
   |------------------------------------------------------------|
   |    Data     |  Command   |  Status   |  SW1/1   |  SW1/2   |
   |-------------+------------+-----------+----------+----------|
   |>> |  330h   |    330h    |   331h    |   Off    |   Off    |
   |---+---------+------------+-----------+----------+----------|
   |   |  332h   |    332h    |   333h    |    On    |   Off    |
   |---+---------+------------+-----------+----------+----------|
   |   |  334h   |    334h    |   335h    |   Off    |    On    |
   |---+---------+------------+-----------+----------+----------|
   |   |  336h   |    336h    |   337h    |    On    |    On    |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                      INTERRUPT SELECT                      |
   |------------------------------------------------------------|
   |            IRQ             |              JP1              |
   |----------------------------+-------------------------------|
   |>> |          IRQ2          |       Pins 1 & 2 closed       |
   |---+------------------------+-------------------------------|
   |   |          IRQ3          |       Pins 3 & 4 closed       |
   |---+------------------------+-------------------------------|
   |   |          IRQ4          |       Pins 5 & 6 closed       |
   |---+------------------------+-------------------------------|
   |   |          IRQ5          |       Pins 7 & 8 closed       |
   |---+------------------------+-------------------------------|
   |   |          IRQ6          |      Pins 9 & 10 closed       |
   |---+------------------------+-------------------------------|
   |   |          IRQ7          |      Pins 11 & 12 closed      |
   +------------------------------------------------------------+