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L486 66MHz 486DX2 processor ISA Full Size CPU Board with SCSI, IDE, FDD, Parallel, VGA

Quick Specs

Board Form Full-Size (13.3 x 4.8 in / 338.6 x 122 mm)
Bus Interface ISA
CPU Socket Embedded
Manufacturer TEXAS MICRO
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Product Features

  • Meets FCC Class A and CISPR 22 Class B specifications
  • 66MHz 486DX2 processor or 33MHz 486SX processor
  • Asynchronous bus clock of 8, 10, 12MHz
  • Up to 32MB of on-board DRAM
  • Hardware programmable (via jumpers) Watchdog Timer; three time-out periods: 150 ms, 600 ms, or 1.2 sec
  • Video is register and BIOS-level compatible with the IBM VGA adapter, and maintains downward register-level compatibility with existing EGA/CGA/MDA graphics standards
  • 3.5" and 5.25" floppy disk controller (360K, 720K, 1.2MB and 1.44MB)
  • One RS-232 serial port and one RS-232/422/485 configurable serial port
  • Auxiliary boot ROM for instances of Flash programming error or failure
  • Texas Micro extended Phoenix BIOS with SETUP program stored in BIOS ROM
  • One software configurable parallel port (uni-directional and bi-directional)
  • 128KB of Flash memory for BIOS and user application field upgrades
  • IDE and SCSI (Adaptec 6360) hard drive interfaces (BIOS support for large capacity IDE)
  • Optional extended VGA video controller with support for 800 x 600 resolution and 16 of 256 colors; 256KB non-upgradeable video memory
  • Internal 8KB cache

Full Product Specifications

Board Form Full-Size (13.3 x 4.8 in / 338.6 x 122 mm)
Bus Interface ISA
CPU Socket Embedded
Manufacturer TEXAS MICRO
Processor Intel i486
Processor Intel 80486

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