Byte Adder Subtractor: an 8-bit Full Adder Gallery

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created by Nijssen • 03/04/2026 at 11:10

With an accumulator to store one operand. Do binary addition (and subtraction) with the 8-bit Workbench™ and Binary (or Hex) Keyboard.

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hardware

completed project calculator retrocomputing ttl adder binary 8-bit workbench subtracting addition