Category Archives: Assembly

The Old XOR Switcheroo

Swap two binary integers, without using a temporary variable. Not magic — XOR. Continue reading

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Programming the DrACo/Z80

Instructions on how to program the DrACo/Z80, including dealing with the weird Z80 quirks… Continue reading

Posted in Assembly, Coding, Digital, DrACo/Z80, Drexel, EET325, Electronics, HOW-TO | Leave a comment

Apollo 11 source code made public

NASA has just released the Apollo program source code on Github. Continue reading

Posted in Assembly, Aviation, Coding, Current Events, Design, Digital, Digital Citizenship, Nostalgia | Leave a comment

The Making of Pitfall

The story behind the making of Activision’s Pitfall on the Atari 2600 is fascinating. Here is true programming genius! Continue reading

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