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Craig Iannello said...

Thanks for documenting all this amazing stuff! I laid out a recreation of above register-adder circuit using five SN74HCS27DR (CMOS triple 3-input NOR) gates in SOIC-14 packs. Along with the fifteen header pins, the module is 2"x0.6".

Jun 1, 2023, 10:14:05 PM

Posted to A computer built from NOR gates: inside the Apollo Guidance Computer