ArchiveJuly 2020

Using a NodeMCU and DHT-22 temperature sensor I was able to leverage the ESPHome project to make some temperature sensors to keep an eye on garage freezer temperatures. The wiring of the DHT-22 from left-right corresponds to the following on the NodeMCU: VIN, Gnd, D2. A basic configuration for the sensor is: esphome: name: garage_freezer1 platform: ESP8266 board: nodemcu wifi: ssid: "SSID here"...