DATAMATH  CALCULATOR  MUSEUM

Additional Pictures 

 

Complete Display Scanning Cycle of the µPD946 from a Royal RSC-40 manufactured in March 1976 displaying "-104.679"
and captured with the Digilent Digital Discovery connected to the DCM-50A Platform. µPD946 Clock Frequency at 50 kHz.
Close-up view of the transition between Digit D1 displaying "9" and Digit D4 displaying "4" of the µPD946 showing the Leading and Trailing Digit Blanking Times.


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

© Joerg Woerner, March 4, 2025. No reprints without written permission.