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Additional Pictures 

 

Complete Display Scanning Cycle of the TMS0975NL GCS from a Little Professor manufactured in September 1978 displaying " 0+ 3="
and captured with the Digilent Digital Discovery connected to the DCM-50A Platform. TMS0975NL GCS Clock Frequency set to 150 kHz.
Close-up view of the transition between Segment Output O6 (G) and Segment Output O5 (F) of the TMS0975NL GCS showing the Leading and Trailing Segment Blanking Times.


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

© Joerg Woerner, November 10, 2023. No reprints without written permission.