7552 Processor

Processor Card
Specifications
System Firmware
   ROM Images


Processor Card P/N 16F2290

CR1 Run/Check
CR2 Memory Check


Specifications

  • Intel 80286-10, 24-bit addressing, 16-bit data path, 2-bit data bus parity
  • 64 KB ROM
    • Access time: 150 ns
    • Cycle Time: 260 ns
  • 512 KB RAM


System Firmware (POST & BIOS)

Firmware stored in EPROM. More info about its origins HERE.

ROM Images

16F2288 / 16F2289 - 28 Aug 1987, rev. 1, 2x 27256 (U25 / U6), marked "UER 3.0"
16F1972 / 16F1971 - 16 Aug 1988, rev. 2, 2x 27256 (U25 / U6), marked "UER 3.1"

Content created and/or collected by:
Louis Ohland, Peter Wendt, William Walsh, Kevin Bowling, Jim Shorney, Tim Clarke, David Beem, Tatsuo Sunagawa, Tomáš Slavotínek, and many others.

Ardent Tool of Capitalism - MAD Edition! is maintained by Tomáš Slavotínek.
Last update: 28 Jul 2021 - Changes & Credits | Legal Info & Contact