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6 ESP32 projects to build including an OLED pulse oximeter
来源: Adafruit Blog ·
Julian Horsey writing for Geeky Gadgets rounds up six ESP32 builds from Hacktuber, starting with a pulse oximeter. It pairs a pulse oximeter sensor with the ESP32 to read heart rate and blood oxygen saturation, then shows the numbers on a small OLED screen. The rest cover a good spread of what the chip can […]
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