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Additional Pictures 

 

Complete Display and Keyboard Scanning Cycle of TMR 012 from an Interton PC 2008 (Version 1) manufactured in January 1973 while displaying "-104.6790"
and captured with the Digilent Digital Discovery connected to the DCM-50A Platform. TMR 012 Clock Frequency at 100 kHz.

Close-up view of the transition between Digit D2 displaying "9." and Digit D3 displaying "7." of the TMR 012 showing the Leading and Trailing Digit Blanking Times.


If you have additions to the above article please email: joerg@datamath.org.

© Joerg Woerner, November 15, 2025. No reprints without written permission.