AXIOM TECHNOLOGY, INC. AX8175 Processor 80486SX/80487SX/CX486DX/AM486DX/80486DX/CX486DX2/ AM486DX2/80486DX2/CX486DX4/AM486DX4/80486DX4/ Processor 25/33/40/50(internal)/50/66(internal)/75(internal)/100(internal)MHz Speed Chip Set UMC Video Chip None Set Maximum 64MB Onboard Memory Maximum None Video Memory Cache 128KB BIOS AMI Dimensions Unidentified I/O Ethernet 10BaseT connectors (2), floppy drive interface, IDE Options interface, parallel port, PS/2 mouse interface, serial ports (2), VGA interface, flat panel interface, PC/104 connectors (8-bit) (2), PC/104 connectors (16-bit) (2) NPU None Options [Image] CONNECTIONS Purpose Location Purpose Location Watchdog timer CN1 Floppy drive CN13 trigger input interface External power CN2 PC/104 connector CN14 connector (16-bit) External watchdog CN3 PC/104 connector CN15 output (8-bit) PC/104 connector CN4 Speaker CN16 (8-bit) PC/104 connector CN5 Turbo LED CN18 (16-bit) Ethernet 10BaseT CN6 IDE interface LED CN19 connector (RJ-45) Ethernet 10BaseT CN7 Reset switch CN20 connector (AUI) External battery CN8 Auxiliary keyboard CN21 connector Serial port 1 CN9 PS/2 mouse CN22 interface Serial port 2 CN10 Flat panel CN23 interface Parallel port CN11 VGA interface CN24 IDE interface CN12 USER CONFIGURABLE SETTINGS Function Label Position » SHFCLK select normal J7 Pins 1 & 2 closed SHFCLK select inverted J7 Pins 2 & 3 closed » On board video enabled J11 Pins 1 & 2 closed On board video disabled J11 Pins 2 & 3 closed » Parallel port IRQ select IRQ7 J12 Pins 1 & 2 closed Parallel port IRQ select IRQ5 J12 Pins 2 & 3 closed DRAM 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) 512K x 36 (1) 512K x 36 4MB (1) 1M x 36 None 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 DRAM CONFIGURATION (CON’T) Size Bank 0 Bank 1 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 33MB (1) 8M x 36 (1) 256K x 36 36MB (1) 8M x 36 (1) 1M x 36 40MB (1) 8M x 36 (1) 2M x 36 48MB (1) 8M x 36 (1) 4M x 36 64MB (1) 8M x 36 (1) 8M x 36 CACHE CONFIGURATION Note: The location of the 128KB cache is unidentified. CPU SPEED SELECTION Speed J8 J9 J10 25MHz Pins 1 & 2 Pins 1 & 2 Pins 2 & 3 closed closed closed 33MHz Pins 1 & 2 Pins 1 & 2 Pins 1 & 2 closed closed closed 40MHz Pins 1 & 2 Pins 2 & 3 Pins 2 & 3 closed closed closed 50iMHz Pins 1 & 2 Pins 1 & 2 Pins 2 & 3 closed closed closed 50MHz Pins 2 & 3 Pins 2 & 3 Pins 2 & 3 closed closed closed 66iMHz Pins 1 & 2 Pins 1 & 2 Pins 1 & 2 closed closed closed 75iMHz Pins 1 & 2 Pins 1 & 2 Pins 2 & 3 closed closed closed 100iMHz Pins 1 & 2 Pins 1 & 2 Pins 1 & 2 closed closed closed CPU TYPE SELECTION Type J15 J16 80486SX Open Pins 2 & 3 closed 80487SX Open Pins 2 & 3 closed CX486DX Pins 1 & 2 closed Pins 1 & 2, 3 & 4 closed AM486DX Pins 1 & 2 closed Pins 1 & 2, 3 & 4 closed 80486DX Pins 1 & 2 closed Pins 1 & 2, 3 & 4 closed CX486DX2 Pins 1 & 2 closed Pins 1 & 2, 3 & 4 closed AM486DX2 Pins 1 & 2 closed Pins 1 & 2, 3 & 4 closed 80486DX2 Pins 1 & 2 closed Pins 1 & 2, 3 & 4 closed CX486DX4 Pins 1 & 2 closed Pins 1 & 2, 3 & 4 closed AM486DX4 Pins 1 & 2 closed Pins 1 & 2, 3 & 4 closed 80486DX4 Pins 1 & 2 closed Pins 1 & 2, 3 & 4 closed CPU VOLTAGE SELECTION Voltage J13 J14 » 3.3v Pins 2 & 3 closed Pins 2 & 3 closed 3.45v Pins 2 & 3 closed Pins 1 & 2 closed 5v Pins 1 & 2 closed Open RAM/ROM/FLASH DISK SELECTION Type J1 J2 J3 J4 J5 29F010 Open Open 1 & 2 1 & 2 1 & 2 » 29F040 1 & 2 Open 1 & 2 1 & 2 1 & 2 58C1000 2 & 3 Open 2 & 3 2 & 3 2 & 3 58C4000 1 & 2 Open 2 & 3 2 & 3 2 & 3 27C512 2 & 3 Open Open 1 & 2 1 & 2 27C010 Open Open 1 & 2 1 & 2 1 & 2 27C020 1 & 2 Open 1 & 2 1 & 2 1 & 2 27C040 1 & 2 1 & 2 Open 1 & 2 1 & 2 Note: Pins designated should be in the closed position. WATCH DOG SELECTION Type J6 » Watch Dog active NMI Pins 1 & 2 closed Watch Dog reset system Pins 2 & 3 closed Watch Dog disabled Open