Tag

or-gate

A collection of 4 posts

OR Gate from Relays: The Logic of Either and Jevons' Victorian Logic Machine

In the previous post, we built the AND gate from relays: two contacts in series, both coils must fire for the lamp to light. Boole's notation for that rule is...

relay-logic

Switches in Parallel: The Hidden Logic of OR

In the previous post, you wired two knife switches in series — one after the other in a single line — and discovered that the lamp only lights when both...

digital-logic-101

Digital Logic 101: Your First Steps with AND, OR, and NOT Gates

TL;DR: AND, OR, and NOT are the three fundamental logic gates. AND outputs 1 only when all inputs are 1; OR outputs 1 when any input is 1; NOT inverts...

or-gate

The OR Gate: Understanding Digital Logic's Democratic Heartbeat

TL;DR: An OR gate produces a HIGH output when any one (or more) of its inputs is HIGH. Boolean expression . Where the AND gate demands unanimous consent, OR follows...

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or-gate

OR Gate from Relays: The Logic of Either and Jevons' Victorian Logic Machine

Switches in Parallel: The Hidden Logic of OR

Digital Logic 101: Your First Steps with AND, OR, and NOT Gates

The OR Gate: Understanding Digital Logic's Democratic Heartbeat

New circuits & lessons, in your inbox

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