D1 Mini ESP8266 USB-C NodeMCU ESP WiFi IoT Entwicklungsboard Wemos Geek Geschenk

State); it.printf(0, 16, id(font1), "Hum: %.1f %%", id(hum). state); it.printf(0, 32, id(font1), "Pres: %.1f hPa", id(pres). 💡 Possible Uses for ESP8266 (D1 Mini). IoT dashboards with OLED displays.

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