TEKNOR INDUSTRIAL COMPUTERS, INC. ================================= TEK-AT4L PLUS Device Single board computer Type Processor 80486SX/80486SX2/80486DX/AM486DX2/80486DX2/AM486DX4/ 80486DX4/AM 5X86 Processor 25/33/50(internal)/66(internal)/75(internal)/100(internal)MHz Speed Chip Set VLSI 82C486 Maximum 128MB (EDO & SDRAM supported) Onboard Memory Cache 128/256/512/1024/2048KB BIOS Unidentified Dimensions 341mm x 119mm I/O Floppy drive interface, IDE interface, parallel port, PS/2 Options () mouse interface, serial ports (2) +------------------------------------------------------------+ | CONNECTIONS | |------------------------------------------------------------| | Purpose | Location | Purpose | Location | |--------------------+----------+-----------------+----------| | IDE interface | J1 | Power connector | J5 | |--------------------+----------+-----------------+----------| | Floppy drive | J2 | Serial port 1 | J6 | | interface | | | | |--------------------+----------+-----------------+----------| | Front panel | J3 | Parallel port | J7 | | connector | | | | |--------------------+----------+-----------------+----------| | PS/2 mouse | J3A | Chassis fan | J10 | | interface | | power | | |--------------------+----------+-----------------+----------| | Serial port 2 | J4 | | | +------------------------------------------------------------+ +------------------------------------------------------------+ | USER CONFIGURABLE SETTINGS | |------------------------------------------------------------| | Function | Label | Position | |----------------------------------+----------+--------------| | | Boot from flash | SW1/pins | Closed | | | | 1 & 2 | | |---+------------------------------+----------+--------------| | | Boot from drive | SW1/pins | Open | | | | 1 & 2 | | |---+------------------------------+----------+--------------| | | Serial port select for VT100 | SW1/pins | Closed | | | download COM2 | 3 & 4 | | |---+------------------------------+----------+--------------| | | Serial port select for VT100 | SW1/pins | Open | | | download COM1 | 3 & 4 | | |---+------------------------------+----------+--------------| | | Display mode select VT100 | SW1/pins | Closed | | | | 5 & 6 | | |---+------------------------------+----------+--------------| | | Display mode select standard | SW1/pins | Open | | | | 5 & 6 | | |---+------------------------------+----------+--------------| | | Download mode select remote | SW1/pins | Closed | | | | 7 & 8 | | |---+------------------------------+----------+--------------| | | Download mode select normal | SW1/pins | Open | | | | 7 & 8 | | |---+------------------------------+----------+--------------| |>> | Factory configured - do not | SW2 | Unidentified | | | alter | | | |---+------------------------------+----------+--------------| |>> | Power fail detection | W7 | Pins 1 & 2 | | | | | closed | |---+------------------------------+----------+--------------| | | Low battery detection | W7 | Pins 2 & 3 | | | | | closed | |---+------------------------------+----------+--------------| |>> | Vbatt disabled | W10 | Open | |---+------------------------------+----------+--------------| | | Vbatt enabled | W10 | Closed | |---+------------------------------+----------+--------------| |>> | IOCHRDY signal to IDE | W11 | Open | | | interface disabled | | | |---+------------------------------+----------+--------------| | | IOCHRDY signal to IDE | W11 | Closed | | | interface enabled | | | |---+------------------------------+----------+--------------| |>> | Watchdog timer enabled | W12 | Closed | |---+------------------------------+----------+--------------| | | Watchdog timer disabled | W12 | Open | |---+------------------------------+----------+--------------| |>> | Power monitoring disabled | W13 | Open | |---+------------------------------+----------+--------------| | | Power monitoring enabled | W13 | Closed | |---+------------------------------+----------+--------------| |>> | Flash BIOS write enabled | W14 | Closed | |---+------------------------------+----------+--------------| | | Flash BIOS write disabled | W14 | Open | |---+------------------------------+----------+--------------| |>> | BIOS write select EPROM | W15 | Open | |---+------------------------------+----------+--------------| | | BIOS write select flash | W15 | Closed | |---+------------------------------+----------+--------------| |>> | Teknor BIOS extension | W16 | Open | | | enabled | | | |---+------------------------------+----------+--------------| | | Teknor BIOS extension | W16 | Closed | | | disabled | | | |---+------------------------------+----------+--------------| |>> | PS/2 mouse enabled | W19A | Closed | |---+------------------------------+----------+--------------| | | PS/2 mouse disabled | W19A | Open | |---+------------------------------+----------+--------------| |>> | Monitor type select color | W22 | Open | |---+------------------------------+----------+--------------| | | Monitor type select | W22 | Closed | | | monochrome | | | |---+------------------------------+----------+--------------| | | Parallel port IRQ select | W25 | Pins 1 & 2 | | | IRQ5 | | closed | |---+------------------------------+----------+--------------| | | Parallel port IRQ select | W25 | Pins 2 & 3 | | | IRQ7 | | closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | SIMM CONFIGURATION | |------------------------------------------------------------| | Size | Bank 0 | |----------------------------+-------------------------------| | 1MB | (4) 256K x 9 | |----------------------------+-------------------------------| | 4MB | (4) 1M x 9 | |----------------------------+-------------------------------| | 16MB | (4) 4M x 9 | |----------------------------+-------------------------------| | 32MB | (4) 8M x 9 | +------------------------------------------------------------+ +------------------------------------------------------------+ | SIMM CONFIGURATION | |------------------------------------------------------------| | Size | Bank 0 | Bank 1 | |------------------+--------------------+--------------------| | 1MB | (1) 256K x 36 | None | |------------------+--------------------+--------------------| | 2MB | (1) 512K x 36 | None | |------------------+--------------------+--------------------| | 2MB | (1) 256K x 36 | (1) 256K x 36 | |------------------+--------------------+--------------------| | 3MB | (1) 512K x 36 | (1) 256K x 36 | |------------------+--------------------+--------------------| | 4MB | (1) 1M x 36 | None | |------------------+--------------------+--------------------| | 4MB | (1) 512K x 36 | (1) 512K x 36 | |------------------+--------------------+--------------------| | 5MB | (1) 1M x 36 | (1) 256K x 36 | |------------------+--------------------+--------------------| | 6MB | (1) 1M x 36 | (1) 512K x 36 | |------------------+--------------------+--------------------| | 8MB | (1) 2M x 36 | None | |------------------+--------------------+--------------------| | 8MB | (1) 1M x 36 | (1) 1M x 36 | |------------------+--------------------+--------------------| | 9MB | (1) 2M x 36 | (1) 256K x 36 | |------------------+--------------------+--------------------| | 10MB | (1) 2M x 36 | (1) 512K x 36 | |------------------+--------------------+--------------------| | 12MB | (1) 2M x 36 | (1) 1M x 36 | |------------------+--------------------+--------------------| | 16MB | (1) 4M x 36 | None | |------------------+--------------------+--------------------| | 16MB | (1) 2M x 36 | (1) 2M x 36 | |------------------+--------------------+--------------------| | 17MB | (1) 4M x 36 | (1) 256K x 36 | |------------------+--------------------+--------------------| | 18MB | (1) 4M x 36 | (1) 512K x 36 | |------------------+--------------------+--------------------| | 20MB | (1) 4M x 36 | (1) 1M x 36 | |------------------+--------------------+--------------------| | 24MB | (1) 4M x 36 | (1) 2M x 36 | |------------------+--------------------+--------------------| | 32MB | (1) 8M x 36 | None | |------------------+--------------------+--------------------| | 32MB | (1) 4M x 36 | (1) 4M x 36 | +------------------------------------------------------------+ +--------------------------------------------------+ | CACHE CONFIGURATION | |--------------------------------------------------| | Note: The location of the cache is unidentified. | +--------------------------------------------------+ +------------------------------------------------------------+ | CPU SPEED SELECTION | |------------------------------------------------------------| | Speed | W21 | |--------------------------+---------------------------------| | 25MHz | Pins 1 & 2, 3 & 4, 5 & 6 closed | |--------------------------+---------------------------------| | 33MHz | Pins 3 & 4, 5 & 6 closed | |--------------------------+---------------------------------| | 50iMHz | Pins 1 & 2, 3 & 4, 5 & 6 closed | |--------------------------+---------------------------------| | 66iMHz | Pins 3 & 4, 5 & 6 closed | |--------------------------+---------------------------------| | 75iMHz | Pins 1 & 2, 3 & 4, 5 & 6 closed | |--------------------------+---------------------------------| | 100iMHz | Pins 3 & 4, 5 & 6 closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU TYPE SELECTION | |------------------------------------------------------------| | Type | W17 | W18 | W19 | W26 | |----------+--------------+------------+------------+--------| | 80486SX | Open | Pins 1 & 2 | Open | Open | | | | closed | | | |----------+--------------+------------+------------+--------| | 80486SX2 | Open | Pins 1 & 2 | Open | Open | | | | closed | | | |----------+--------------+------------+------------+--------| | 80486DX | Pins 1 & 2 | Pins 2 & 3 | Pins 1 & 2 | Open | | | closed | closed | closed | | |----------+--------------+------------+------------+--------| | AM486DX2 | Pins 1 & 2 | Pins 2 & 3 | Pins 1 & 2 | Closed | | | closed | closed | closed | | |----------+--------------+------------+------------+--------| | 80486DX2 | Pins 1 & 2 | Pins 2 & 3 | Pins 1 & 2 | Open | | | closed | closed | closed | | |----------+--------------+------------+------------+--------| | 80486DX2 | Pins 1 & 2 | Pins 2 & 3 | Pins 1 & 2 | Open | | (WB) | closed | closed | closed | | |----------+--------------+------------+------------+--------| | ODP486 | Pins 1 & 2 | Pins 2 & 3 | Pins 2 & 3 | Open | | | closed | closed | closed | | |----------+--------------+------------+------------+--------| | 80486DX4 | Pins 1 & 2 | Pins 2 & 3 | Pins 1 & 2 | Open | | | closed | closed | closed | | |----------+--------------+------------+------------+--------| | AM486DX4 | Pins 1 & 2 | Pins 2 & 3 | Pins 1 & 2 | Open | | | closed | closed | closed | | |----------+--------------+------------+------------+--------| | 80486DX4 | Pins 1 & 2 | Pins 2 & 3 | Pins 1 & 2 | Open | | (WB) | closed | closed | closed | | |----------+--------------+------------+------------+--------| | AM 5X86 | Pins 1 & 2 | Pins 2 & 3 | Pins 1 & 2 | Closed | | | closed | closed | closed | | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU VOLTAGE SELECTION | |------------------------------------------------------------| | Voltage | W27 | |-------------------------------+----------------------------| | 3.3v | Open | |-------------------------------+----------------------------| | 5v | Closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | BUSCLK SIGNAL SELECTION | |------------------------------------------------------------| | Speed | W20 | |----------------------------+-------------------------------| | 16MHz | Pins 2 & 3 closed | |----------------------------+-------------------------------| | 25MHz | Pins 1 & 2 closed | |----------------------------+-------------------------------| | 33MHz | Open | +------------------------------------------------------------+ +------------------------------------------------------------+ | DMA CHANNEL SELECTION | |------------------------------------------------------------| | Channel | W23 | W24 | |------------------+--------------------+--------------------| | 1 | Pins 1 & 2 closed | Pins 1 & 2 closed | |------------------+--------------------+--------------------| | 3 | Pins 2 & 3 closed | Pins 2 & 3 closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | SERIAL PORT 2 SELECTION | |------------------------------------------------------------| | Setting | W1 | W2 | W3 | W4 | W5 | W6 | |---------+--------+-------+--------+--------+-------+-------| | RS-232 | 1 & 2 | 1 & 2 | Open | Open | 1 & 2 | 1 & 2 | |---------+--------+-------+--------+--------+-------+-------| | RS-485 | 2 & 3 | 2 & 3 | Closed | Closed | 2 & 3 | 2 & 3 | |------------------------------------------------------------| | Note: Pins designated should be in the closed position. | +------------------------------------------------------------+ +------------------------------------------------------------+ | EDOUT SELECTION | |------------------------------------------------------------| | Setting | W8 | |---------------------------------+--------------------------| | EDOUT left to software | Open | |---------------------------------+--------------------------| | EDOUT to pin 29 & ground to pin | Pins 1 & 3, 2 & 4 closed | | 17 | | |---------------------------------+--------------------------| | EDOUT to pin 17 & ground to pin | Pins 1 & 2, 3 & 4 closed | | 29 | | |------------------------------------------------------------| | Note: The above listed pins are located on J2. | +------------------------------------------------------------+ +------------------------------------------------------------+ | HDOUT SELECTION | |------------------------------------------------------------| | Setting | W9 | |---------------------------------+--------------------------| | HDOUT left to software | Open | |---------------------------------+--------------------------| | HDOUT to pin 33 & ground to pin | Pins 1 & 3, 2 & 4 closed | | 27 | | |---------------------------------+--------------------------| | HDOUT to pin 27 & ground to pin | Pins 1 & 2, 3 & 4 closed | | 33 | | |------------------------------------------------------------| | Note: The above listed pins are located on J2. | +------------------------------------------------------------+