More often than not, an IoT master device uses the SPI (serial peripheral interface) and I 2 C (inter-integrated circuit) protocols to exchange data with EEPROMs or sensors that are operating in slave ...
Hi all, the fan on the pi (3b) is a bit loud and I have read that putting it on a 3.3V pin runs it slower and more quietly for a little less cooling. However this fan's connector is a two pin block ...
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