Taking It To Another Level: Making 3.3V Speak with 5V

Taking It To Another Level: Making 3.3V Speak with 5V — Hackaday

If your introduction to digital electronics came more years ago than you’d care to mention, the chances are you did so with 5V TTL logic. Above 2V but usually pretty close to 5V is a logic 1, below 0.8V is a logic 0. If you were a keen reader of electronic text books you might have…

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Taking It To Another Level: Making 3.3V Speak with 5V

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