MODULAR CIRCUIT TECHNOLOGY
==========================

   MCT-IDE-8

   +------------------------------------------------------------+
   |------------------------------------------------------------|
   | Data bus:             | 8-bit ISA                          |
   |-----------------------+------------------------------------|
   | Size:                 | Half length, full-height card      |
   |-----------------------+------------------------------------|
   | Hard drive supported: | Two IDE (AT) interface drives      |
   |-----------------------+------------------------------------|
   |                       |                                    |
   +------------------------------------------------------------+

<gopher://bitreich.org/I/th99/c/M-O/20626-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   |                   Function                    |  Location  |
   |-----------------------------------------------+------------|
   | 4-pin connector - drive active LED            |     J1     |
   |-----------------------------------------------+------------|
   | 40-pin IDE(AT) interface connector - internal |     J2     |
   |-----------------------------------------------+------------|
   | 40-pin IDE(AT) interface connector - external |     J3     |
   |-----------------------------------------------+------------|
   | 4-pin DC power connector                      |     J4     |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                      I/O PORT ADDRESS                      |
   |------------------------------------------------------------|
   |      Address       |  JP2/C  |  JP2/D  |  JP2/G  |  JP2/H  |
   |--------------------+---------+---------+---------+---------|
   |>> |  170h to 17Fh  |  open   | closed  |  open   | closed  |
   |---+----------------+---------+---------+---------+---------|
   |>> |  140h to 14Fh  | closed  |  open   | closed  |  open   |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                      ROM BIOS ADDRESS                      |
   |------------------------------------------------------------|
   |   Address   |  JP1/A  |  JP1/B  | JP1/C  | JP1/D  | JP1/E  |
   |-------------+---------+---------+--------+--------+--------|
   | C000h-C1FFh | closed  |  open   |  open  |  open  |  open  |
   |-------------+---------+---------+--------+--------+--------|
   | C200h-C3FFh |  open   | closed  |  open  |  open  |  open  |
   |-------------+---------+---------+--------+--------+--------|
   | C400h-C5FFh |  open   |  open   | closed |  open  |  open  |
   |-------------+---------+---------+--------+--------+--------|
   | C600h-C7FFh |  open   |  open   |  open  | closed |  open  |
   |-------------+---------+---------+--------+--------+--------|
   | C800h-C9FFh |  open   |  open   |  open  |  open  | closed |
   |-------------+---------+---------+--------+--------+--------|
   | CA00h-CBFFh |  open   |  open   |  open  |  open  |  open  |
   |-------------+---------+---------+--------+--------+--------|
   | CC00h-CDFFh |  open   |  open   |  open  |  open  |  open  |
   |-------------+---------+---------+--------+--------+--------|
   | CE00h-CFFFh |  open   |  open   |  open  |  open  |  open  |
   |-------------+---------+---------+--------+--------+--------|
   | D000h-D1FFh | closed  |  open   |  open  |  open  |  open  |
   |-------------+---------+---------+--------+--------+--------|
   | D200h-D3FFh |  open   | closed  |  open  |  open  |  open  |
   |-------------+---------+---------+--------+--------+--------|
   | D400h-D5FFh |  open   |  open   | closed |  open  |  open  |
   |-------------+---------+---------+--------+--------+--------|
   | D600h-D7FFh |  open   |  open   |  open  | closed |  open  |
   |-------------+---------+---------+--------+--------+--------|
   | D800h-D9FFh |  open   |  open   |  open  |  open  | closed |
   |-------------+---------+---------+--------+--------+--------|
   | DA00h-DBFFh |  open   |  open   |  open  |  open  |  open  |
   |-------------+---------+---------+--------+--------+--------|
   | DC00h-DDFFh |  open   |  open   |  open  |  open  |  open  |
   |-------------+---------+---------+--------+--------+--------|
   | DE00h-DFFFh |  open   |  open   |  open  |  open  |  open  |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                ROM BIOS ADDRESS (CONTINUED)                |
   |------------------------------------------------------------|
   |   Address   |  JP1/F  |  JP1/G  | JP1/H  | JP2/A  | JP2/B  |
   |-------------+---------+---------+--------+--------+--------|
   | C000h-C1FFh |  open   |  open   |  open  |  open  | closed |
   |-------------+---------+---------+--------+--------+--------|
   | C200h-C3FFh |  open   |  open   |  open  |  open  | closed |
   |-------------+---------+---------+--------+--------+--------|
   | C400h-C5FFh |  open   |  open   |  open  |  open  | closed |
   |-------------+---------+---------+--------+--------+--------|
   | C600h-C7FFh |  open   |  open   |  open  |  open  | closed |
   |-------------+---------+---------+--------+--------+--------|
   | C800h-C9FFh |  open   |  open   |  open  |  open  | closed |
   |-------------+---------+---------+--------+--------+--------|
   | CA00h-CBFFh | closed  |  open   |  open  |  open  | closed |
   |-------------+---------+---------+--------+--------+--------|
   | CC00h-CDFFh |  open   | closed  |  open  |  open  | closed |
   |-------------+---------+---------+--------+--------+--------|
   | CE00h-CFFFh |  open   |  open   | closed |  open  | closed |
   |-------------+---------+---------+--------+--------+--------|
   | D000h-D1FFh |  open   |  open   |  open  | closed |  open  |
   |-------------+---------+---------+--------+--------+--------|
   | D200h-D3FFh |  open   |  open   |  open  | closed |  open  |
   |-------------+---------+---------+--------+--------+--------|
   | D400h-D5FFh |  open   |  open   | closed | closed |  open  |
   |-------------+---------+---------+--------+--------+--------|
   | D600h-D7FFh |  open   |  open   |  open  | closed |  open  |
   |-------------+---------+---------+--------+--------+--------|
   | D800h-D9FFh |  open   |  open   |  open  | closed |  open  |
   |-------------+---------+---------+--------+--------+--------|
   | DA00h-DBFFh | closed  |  open   |  open  | closed |  open  |
   |-------------+---------+---------+--------+--------+--------|
   | DC00h-DDFFh |  open   | closed  |  open  | closed |  open  |
   |-------------+---------+---------+--------+--------+--------|
   | DE00h-DFFFh |  open   |  open   | closed | closed |  open  |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |               MISCELLANEOUS TECHNICAL NOTES                |
   |------------------------------------------------------------|
   |   JP2/E, JP2/F are factory configured and should not be    |
   | altered. JP2/E should remain open and JP2/F should remain  |
   |                          closed.                           |
   +------------------------------------------------------------+