INTERLOGIC INDUSTRIES ===================== ASC486 VER. C Processor 80486SX/CX486S/80487SX/CX486S2/80486DX/80486DX2/Pentium Overdrive Processor 25/33/40/50(internal)/50/66(internal)MHz Speed Chip Set ALI Max. 128MB Onboard DRAM Cache 32/64/128/256/512/1024KB BIOS AMI Dimensions 312mm x 122mm I/O Floppy drive interface, IDE interface, parallel port, Options serial ports (2) NPU None Options +------------------------------------------------------------+ | CONNECTIONS | |------------------------------------------------------------| | Purpose | Location | Purpose | Location | |----------------------+----------+---------------+----------| | Keyboard connector | CN1 | Serial port 1 | CN9 | |----------------------+----------+---------------+----------| | Power LED & keylock | CN2 | Serial port 2 | CN10 | |----------------------+----------+---------------+----------| | Floppy drive | CN3 | Speaker | JP1 | | interface | | | | |----------------------+----------+---------------+----------| | IDE interface LED | CN4 | Reset switch | JP2 | |----------------------+----------+---------------+----------| | Parallel port | CN5 | IDE interface | JP3 | |----------------------+----------+---------------+----------| | PC/104 Module | CN6 | Turbo switch | JP4 | | connector | | | | |----------------------+----------+---------------+----------| | Keyboard port | CN7 | Turbo LED | JP5 | +------------------------------------------------------------+ +------------------------------------------------------------+ | USER CONFIGURABLE SETTINGS | |------------------------------------------------------------| | Function | Jumper | Position | |-------------------------------------+---------+------------| |>> | Battery type select external | JP11 | pins 2 & 3 | | | | | closed | |---+---------------------------------+---------+------------| | | Battery type select internal | JP11 | pins 1 & 2 | | | | | closed | |---+---------------------------------+---------+------------| |>> | Clock system select double | JP15 & | pins 1 & 2 | | | frequency | JP46 | closed | |---+---------------------------------+---------+------------| | | Clock system select single | JP15 & | pins 2 & 3 | | | frequency | JP46 | closed | |---+---------------------------------+---------+------------| |>> | CMOS memory normal operation | JP28 | Open | |---+---------------------------------+---------+------------| | | CMOS memory clear | JP28 | Closed | |---+---------------------------------+---------+------------| |>> | Parallel port interrupt select | JP31 | pins 1 & 2 | | | IRQ7 | | closed | |---+---------------------------------+---------+------------| | | Parallel port interrupt select | JP31 | pins 2 & 3 | | | IRQ5 | | closed | |---+---------------------------------+---------+------------| |>> | IDE interface enabled | JP32 | pins 1 & 2 | | | | | closed | |---+---------------------------------+---------+------------| | | IDE interface disabled | JP32 | pins 2 & 3 | | | | | closed | |---+---------------------------------+---------+------------| |>> | Parallel port address select | JP33 | pins 1 & 2 | | | 378h-37Fh | | closed | |---+---------------------------------+---------+------------| | | Parallel port address select | JP33 | pins 2 & 3 | | | 278h-27Fh | | closed | |---+---------------------------------+---------+------------| |>> | Floppy drive interface enabled | JP34 | pins 1 & 2 | | | | | closed | |---+---------------------------------+---------+------------| | | Floppy drive interface disabled | JP34 | pins 2 & 3 | | | | | closed | |---+---------------------------------+---------+------------| |>> | Monitor type select color | JP38 | Closed | |---+---------------------------------+---------+------------| | | Monitor type select monochrome | JP38 | Open | |---+---------------------------------+---------+------------| |>> | Parallel port unidirectional | JP39 | Closed | |---+---------------------------------+---------+------------| | | Parallel port bidirectional | JP39 | Open | |---+---------------------------------+---------+------------| |>> | XT IDE interface disabled | JP40 | pins 2 & 3 | | | | | closed | |---+---------------------------------+---------+------------| | | XT IDE interface enabled | JP40 | pins 1 & 2 | | | | | closed | |---+---------------------------------+---------+------------| |>> | Parallel port enabled | JP43 | pins 1 & 2 | | | | | closed | |---+---------------------------------+---------+------------| | | Parallel port disabled | JP43 | pins 2 & 3 | | | | | closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | SERIAL PORT CONFIGURATION | |------------------------------------------------------------| | Port 1 (CN9) | Port 2 | JP41 | JP42 | JP44 | JP45 | | | (CN10) | | | | | |--------------+-------------+-------+-------+-------+-------| | 3F8h-3FFh | 2F8h-2FFh | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 | |--------------+-------------+-------+-------+-------+-------| | 3F8h-3FFh | Disabled | 1 & 2 | 1 & 2 | N/A | 2 & 3 | |--------------+-------------+-------+-------+-------+-------| | Disabled | 2F8h-2FFh | 2 & 3 | N/A | 1 & 2 | 1 & 2 | |--------------+-------------+-------+-------+-------+-------| | 3E8h-3EFh | 2E8h-2EFh | 1 & 2 | 2 & 3 | 2 & 3 | 1 & 2 | |--------------+-------------+-------+-------+-------+-------| | 3E8h-3EFh | Disabled | 1 & 2 | 2 & 3 | N/A | 2 & 3 | |--------------+-------------+-------+-------+-------+-------| | Disabled | 2E8h-2EFh | 2 & 3 | N/A | 2 & 3 | 1 & 2 | |--------------+-------------+-------+-------+-------+-------| | Disabled | Disabled | 2 & 3 | N/A | N/A | 2 & 3 | |------------------------------------------------------------| | Note: Pins designated should be in the closed position. | +------------------------------------------------------------+ +------------------------------------------------------------+ | SERIAL PORT INTERRUPT SELECT | |------------------------------------------------------------| | Port 1 (CN9) | Port 2 (CN10) | JP29 | JP30 | |--------------+---------------+----------------+------------| | IRQ4 | IRQ3 | pins 1 & 2 | pins 2 & 3 | | | | closed | closed | |--------------+---------------+----------------+------------| | IRQ3 | IRQ4 | pins 2 & 3 | pins 1 & 2 | | | | closed | closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | DRAM CONFIGURATION | |------------------------------------------------------------| | Size | Bank 0 | Bank 1 | |------------------+--------------------+--------------------| | 1MB | (4) 256K x 9 | NONE | |------------------+--------------------+--------------------| | 2MB | (4) 256K x 9 | (4) 256K x 9 | |------------------+--------------------+--------------------| | 3MB | (4) 256K x 9 | (4) 256K x 9 | |------------------+--------------------+--------------------| | 4MB | (4) 1M x 9 | NONE | |------------------+--------------------+--------------------| | 8MB | (4) 1M x 9 | (4) 1M x 9 | |------------------+--------------------+--------------------| | 16MB | (4) 4M x 9 | NONE | |------------------+--------------------+--------------------| | 20MB | (4) 1M x 9 | (4) 4M x 9 | |------------------+--------------------+--------------------| | 32MB | (4) 4M x 9 | (4) 4M x 9 | |------------------+--------------------+--------------------| | 64MB | (4) 16M x 9 | NONE | |------------------+--------------------+--------------------| | 128MB | (4) 16M x 9 | (4) 16M x 9 | +------------------------------------------------------------+ +------------------------------------------------------------+ | CACHE CONFIGURATION | |------------------------------------------------------------| | Size | Bank 0 | Bank 1 | TAG | |------------+---------------+---------------+---------------| | 32KB | (4) 8K x 8 | NONE | (1) 16K x 4 | |------------+---------------+---------------+---------------| | 64KB | (4) 8K x 8 | (4) 8K x 8 | (1) 16K x 4 | |------------+---------------+---------------+---------------| | 128KB | (4) 32K x 8 | NONE | (1) 32K x 8 | |------------+---------------+---------------+---------------| | 256KB | (4) 32K x 8 | (4) 32K x 8 | (1) 32K x 8 | |------------+---------------+---------------+---------------| | 512KB | (4) 128K x 8 | NONE | (1) 64K x 4 | |------------+---------------+---------------+---------------| | 1MB | (4) 128K x 8 | (4) 128K x 8 | (1) 64K x 4 | +------------------------------------------------------------+ +------------------------------------------------------------+ | CACHE JUMPER CONFIGURATION | |------------------------------------------------------------| | Size | JP22 | |-----------+------------------------------------------------| | 32KB | Open | |-----------+------------------------------------------------| | 64KB | pins 9 & 10 closed | |-----------+------------------------------------------------| | 128KB | pins 7 & 8, 9 & 10 closed | |-----------+------------------------------------------------| | 256KB | pins 5 & 6, 7 & 8, 9 & 10 closed | |-----------+------------------------------------------------| | 512KB | pins 3 & 4, 5 & 6, 7 & 8, 9 & 10 closed | |-----------+------------------------------------------------| | 1MB | pins 1 & 2, 3 & 4, 5 & 6, 7 & 8, 9 & 10 closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | CACHE JUMPER CONFIGURATION (CON'T) | |------------------------------------------------------------| | Size | JP24 | JP25 | JP26 | JP27 | |-------+-------------+------------+------------+------------| | 32KB | Open | Open | pins 2 & 3 | pins 1 & 2 | | | | | closed | closed | |-------+-------------+------------+------------+------------| | 64KB | Open | Open | pins 1 & 2 | pins 1 & 2 | | | | | closed | closed | |-------+-------------+------------+------------+------------| | 128KB | Open | pins 2 & 3 | pins 1 & 2 | pins 2 & 3 | | | | closed | closed | closed | |-------+-------------+------------+------------+------------| | 256KB | Open | pins 1 & 2 | pins 1 & 2 | pins 2 & 3 | | | | closed | closed | closed | |-------+-------------+------------+------------+------------| | 512KB | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 | pins 2 & 3 | | | closed | closed | closed | closed | |-------+-------------+------------+------------+------------| | 1MB | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 | pins 2 & 3 | | | closed | closed | closed | closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU TYPE CONFIGURATION | |------------------------------------------------------------| | Type | JP6 | JP7 | JP8 | JP12 | JP13 | JP14 | |-------------+-------+-------+------+-------+-------+-------| | 80486SX | 1 & 2 | 1 & 2 | 1 & | 1 & 2 | 1 & 2 | 1 & 2 | | | | | 2 | | | | |-------------+-------+-------+------+-------+-------+-------| | 80487SX | 1 & 2 | 1 & 2 | 2 & | 1 & 2 | 1 & 2 | 1 & 2 | | | | | 3 | | | | |-------------+-------+-------+------+-------+-------+-------| | CX486S | 1 & 2 | 1 & 2 | 1 & | 1 & 2 | 2 & 3 | 2 & 3 | | | | | 2 | | | | |-------------+-------+-------+------+-------+-------+-------| | CX486S2 | 2 & 3 | 1 & 2 | 1 & | 1 & 2 | 1 & 2 | 2 & 3 | | | | | 2 | | | | |-------------+-------+-------+------+-------+-------+-------| | 80486DX/DX2 | 1 & 2 | 1 & 2 | 2 & | 1 & 2 | 1 & 2 | 1 & 2 | | | | | 3 | | | | |-------------+-------+-------+------+-------+-------+-------| | Overdrive | 2 & 3 | 2 & 3 | 2 & | 2 & 3 | 1 & 2 | 1 & 2 | | | | | 3 | | | | |------------------------------------------------------------| | Note: Pins designated should be in the closed position. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU TYPE CONFIGURATION (CON'T) | |------------------------------------------------------------| | Type | JP16 | JP17 | JP18 | JP19 | JP20 | JP21 | |------------+-------+--------+-------+-------+-------+------| | 80486SX | Open | Open |Closed | Open | Open | Open | |------------+-------+--------+-------+-------+-------+------| | 80487SX | 1 & 2 | Open |Closed | Open | Open |Closed| |------------+-------+--------+-------+-------+-------+------| | CX486S | 3 & 4 | Open | Open |Closed |Closed | Open | |------------+-------+--------+-------+-------+-------+------| | CX486S2 | 3 & 4 | Closed | Open |Closed |Closed | Open | |------------+-------+--------+-------+-------+-------+------| |80486DX/DX2 | 2 & 3 | Open |Closed | Open | Open |Closed| |------------+-------+--------+-------+-------+-------+------| | Overdrive | 1 & 2 | Closed |Closed | Open | Open |Closed| |------------------------------------------------------------| |Note: Pins designated should be in the closed position. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU SPEED CONFIGURATION (EXTERNAL) | |------------------------------------------------------------| | Speed | JP23/1 & 2 | JP23/3 & | JP23/5 & | JP23/7 & | | | | 4 | 6 | 8 | |-----------+------------+-----------+-----------+-----------| | 25MHz | Open | Open | Open | Closed | |-----------+------------+-----------+-----------+-----------| | 33MHz | Closed | Open | Open | Open | |-----------+------------+-----------+-----------+-----------| | 40iMHz | Closed | Closed | Closed | Open | |-----------+------------+-----------+-----------+-----------| | 40MHz | Closed | Closed | Open | Open | |-----------+------------+-----------+-----------+-----------| | 50iMHz | Open | Closed | Open | Open | |-----------+------------+-----------+-----------+-----------| | 50MHz | Open | Open | Closed | Closed | |-----------+------------+-----------+-----------+-----------| | 66iMHz | Closed | Open | Closed | Open | |-----------+------------+-----------+-----------+-----------| | Overdrive | Open | Closed | Closed | Open | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU SPEED CONFIGURATION (INTERNAL) | |------------------------------------------------------------| | Speed | JP9 | JP10 | |------------------+--------------------+--------------------| | 40iMHz | pins 1 & 2 closed | pins 2 & 3 closed | |------------------+--------------------+--------------------| | 50iMHz | pins 2 & 3 closed | pins 2 & 3 closed | |------------------+--------------------+--------------------| | 66iMHz | pins 2 & 3 closed | pins 1 & 2 closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | WATCH DOG TIMER SETTING | |------------------------------------------------------------| | Setting | JP35 | |---------------------------------------+--------------------| | Reset when WDT time out | pins 1 & 2 closed | |---------------------------------------+--------------------| | Activate NMI to CPU when WDT time out | pins 2 & 3 closed | |---------------------------------------+--------------------| | WDT disabled | Open | +------------------------------------------------------------+ +------------------------------------------------------------+ | WATCH DOG TIME OUT PERIOD | |------------------------------------------------------------| | Time out period | JP36 | JP37 | |--------------------+--------------------+------------------| | 500ms | pins 1 & 2 closed | Closed | |--------------------+--------------------+------------------| | 1 second | pins 1 & 2 closed | Open | |--------------------+--------------------+------------------| | 2.5 seconds | pins 2 & 3 closed | Closed | |--------------------+--------------------+------------------| | 5 seconds | pins 2 & 3 closed | Open | +------------------------------------------------------------+