Half-size 486 ISA-bus CPU card with SSD AR-B1474 Features Supports 25-133MHz 486 grade CPUs ISA and non-stack through PC/104 bus Up to 32MB FPM RAM Onboard 512KB cache RAM Supports two IDE hard disk devices Supports two floppy disk devices Up to 3MB Solid State Disk Supports one Bi-directional parallel port Supports two serial ports PC/AT compatible keyboard AMI BIOS Multi-layer PCB for noise reduction Programmable Watchdog timer Requires only 5V power supply for embedded applications Specifications General CPU Supports 25-133 MHz Intel/AMD/Cyrix/TI 80486 DX4/DX2/DX and 5x86 CPUs Chipset ALI M1429 & M1431 Bus Interface ISA and non-stack through PC/104 Bus Memory 1MB to 32MB (Using 32-bit or 36-bit 72-pin SIMMs with access time of 70ns or less) Shadow RAM Up to 512KB in 32KB blocks, supports system and video BIOS Extended Memory Mapping Fully supports the LIM EMS 4.0 and 3.2 specifications FDD Supports one FDC port up two FDDs IDE Supports one IDE port up to two IDE devices and IDE flash Modules Parallel Port Supports one Bi-directional parallel port Serial Port Supports two RS-232C serial ports Solid State Disk Up to 3MB solid state disk, (DiskOnChip is Optional) Keyboard PC/AT compatible keyboard BIOS AMI BIOS Watchdog Timer Programmable time-out interval from 6 to42 seconds Bus Speed Programmable 1/4, 1/5, 1/6, 1/8, 1/10 or 1/12 input clock and 7.159MHz DMA Channels 7 DMA channels Humidity 0 to 95% (non-condensing) Interrupt Levels 15 vectored interrupt levels Operating Temperature 0 to 60 Celsius degree (140 degrees F) Power Req. +5V, 1.5A Maximum Dimensions 185 mm x 122 mm Ordering information: Model No. Description Accessories AR-B1474 Half-size 486 ISA-bus CPU card with SSD 1. Cable : HDD cable, FDD cable, Print Port Cable 2. Disk : SSD Utility 3. Adapter : AT to PS/2 keyboard Adapter