In one of the previous posts I briefly described sending data to Google Sheets from a ESP32 board using MicroPython. As I mentioned earlier, the code is available on GitHub. Here are the main features:
- Measuring temperature and humidity with a DHT22 sensor.
- Sending data to a Google Sheet.
- Authentication via Google OAuth 2.0 service to get access to the sheet.
- Configuring the device via a web browser.
The Google Sheet doesn’t need to be publicly available on the Internet. The device doesn’t require any middleman such as PushingBox or IFTTT.
In this post, let’s focus a bit on technical details.Continue reading