ESP32 - IotCircuitHub

ESP32 Save Data Permanently using Preferences Library

Preferences Library replaces the EEPROM library. Power failures or Resets do not affect the data held in flash memory. Step by Step Tutorial.

Get started with Matter Protocol using the ESP ZeroCode platform and ESP32. Control an LED strip with Alexa using Matter. No CODE required.

FREE IoT-based WLED Project using ESP32 Alexa to control any RGB LED strip with voice commands, IR remote, & manual switch.

Make ESP32 IoT-based home automation system with Bluetooth, Amazon Alexa, IR Remote & Manual Switch. FREE tools used. (Circuit + Code).

Make IoT-based home automation using ESP32 Blynk + Bluetooth + IR remote + Manual control relays using FREE tools (Circuit + Source Code)

Make IoT-based Alexa home automation system using ESP32, Echo Dot, & relays. Also update WiFi credentials through OTA. (Circuit + Code)

Make IoT-based Cadio Home Automation using ESP32 Google Assistant. Control relays with voice commands & switches. (No WiFi + EEPROM)

Make IoT-based indoor plant watering system using ESP32 Blynk & Capacitive soil moisture sensor. Having AUTO & MANUAL mode. Circuit + Code

Make IoT-based Water Level indicator using Ultrasonic sensor, ESP32, OLED, & Blynk. Get LOW Water Level notification. (Circuit + Code + PCB)

Make practical IoT-based Amazon Echo Home Automation system with fan dimmer using ESP32, ESPAlexa library, & Bluetooth. (Circuit + Code)

Make a practical IoT project using the Smallest ESP32C3 from the XIAO series & DHT11 sensor with the Blynk IoT platform. (Circuit + Source Code)

Make ESP32 Blynk IoT + Bluetooth + IR Remote + Manual Switch control relays with Fan Dimmer circuit explained with Circuit and Source Code.