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Additional Pictures 

 

Keyboard Scanning Pulse to D5 Display Output transition of the 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.

D8 Display Output to Keyboard Scanning Pulse transition of the 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.

Keyboard Scanning Pulse to D1 Display Output transition of the 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.

D4 Display Output to Keyboard Scanning Pulse transition of the 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.


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