motorola

  1. retr01

    Identifying Motorola 68000 series CPUs

    First Position - Status MC Fully certified and vetted XC Engineering sample Pilot production It may have bugs, according to some reports, that the software emulation for floating point in the 680LC40 does not work properly under XC status. Second Position - Type of CPU 68 Entire core of...
  2. lilliputian

    Finding a specific DRAM chip for PB500

    Hey all! Inspired by @Branchus 's latest video demoing Kero's new RAM boards, I wanted to return to and try to upgrade my PowerBook 540c's own RAM module. RAM modules for the PowerBook 500 series are notoriously expensive now, and because the connector no longer exists, new boards cannot be...