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Use this tag for questions about selecting, connecting, using, and debugging sensors.

16 votes

Why use a module rather than sensor directly?

Consider sensors such as the BME/BMP types (BME680 data sheet). They're far to small to be used directly without a PCB. …
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4 votes
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Why is my liquid crystal display not showing any output?

Your breadboard is one of those which have the power/GND lines interrupted between columns 31 and 33. I also once fell into this trap. If you look closely, you see that the blue and red lines are inte …
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