Published: 16 Aug 2018 › Updated: 16 Aug 2018
ESP32 #9: MAX6675 IoT WiFi Temp Sensor and ThingSpeak Tutorial
Programming the #ESP32 with #Eclipse IDE and the esp-idf to read data form a MAX6675 with a K-Type Themocouple via SPI and send the Data out via WiFi and HTTPS to a ThingSpeak channel using the ThingSpeak API.
ESP32 example Code (based on espressif example code):
https://github.com/pcbreflux/espressif/tree/master/esp32/app/ESP32_MAX6675_thingspeak
(readings in °C, feel free to use Fahrenheit)
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