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Logic Analyzer & Oscilloscope
Seeing the actual signals: a scope shows analog shape (edges, noise, ringing) on a few channels; a logic analyzer shows digital levels on many channels and decodes protocols, plus triggering and the GPIO-toggle trick.
22 min read
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When would you reach for an oscilloscope versus a logic analyzer?What is triggering and why is it the key skill?A digital signal works most of the time but occasionally reads wrong. Which instrument, and why?Explain the GPIO-toggle trick and when you'd use it.Why does sample rate matter, and what goes wrong if it's too low?
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