How to send a text from an esp32 to app inventor?

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FAQ Section: Bluetooth < version 4 (BlueTooth Client) and Arduino

How to speed up transmissions using \r - @tjblair1951 Arduino USB - Pavitra and Thunkable Arduino via USB Delimiter usage for receiving one message per ReadText DHT22 Temperature or Humidity, no Clock - kio4.com How to send CR the hard way http://www.martyncurrey.com/android-mit-app-inventor-auto-connect-to-bluetooth/ Instructables YouTube course on Arduino/AI2 - Magesh Jayakumar Martyn Arduino Bluetooth sketch Sending Slider Data to Arduino - Neil Kenyon Turning a LED on and off with …

Is the ESP32 using BLE?

here are the other FAQs
https://community.appinventor.mit.edu/search?q=FAQ%20Section%20Bluetooth

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