Arduino simulator. ESP32. MQTT

1.- tinkercad circuits is a good Arduino simulator.

Google images: thikercad circuits

https://www.tinkercad.com/things/aOGZK4NfqdA-funky-albar-maimu/editel?tenant=circuits

  • It doesn't work with Bluetooth.

2. Another Arduino and ESP32 simulator is wokwi

https://wokwi.com/projects/322410731508073042

https://wokwi.com/

  • You can use it for free.
  • In the free version you cannot add Arduino/ESP32 libraries.
  • It currently does not work with Bluetooth.

3.- Example of MQTT with ESP32.

https://wokwi.com/projects/322577683855704658

esp32simulador4

p117B_mqtt_Extension_WokWi.aia (73.3 KB)

  • connect - disconnect - connect

https://community.appinventor.mit.edu/t/esp32-mqtt-broker-publish-subscribe-thingspeak/10490