Intermediate - IotCircuitHub

ESP32 Web Server + ESP-NOW Relay control with OLED status

Control 4 relays via ESP-NOW with Web Interface, OLED feedback, and manual buttons. A compact, real-time ESP-NOW home automation project.

ESP8266 Firebase IoT project for smart home relay control with manual switch, EEPROM memory, and real-time web sync. (Circuit + Code)

IoT Home Automation using ESP32 Firebase Realtime Database with Web Dashboard and manual relay control via switches or buttons.

In this ESP32 ESPNOW project, Master sends control signals to the Slave, while receiving real-time relay feedback displayed on an OLED screen.

Make Automatic Plant Watering project using ESP32 Web Server and soil moisture sensor. With OLED display & web interface for remote control.

Make simple IoT project using the ESP01 Arduino Cloud control relay with FREE tools. Explained Circuit & Source Code.

Ultrasonic water level indicator using an ESP32, and Arduino IoT Cloud platform. Explained with circuit, source code and used all FREE tools.

ESP32 Smart Home IoT project to control 4 relays & monitor room temperature using Arduino Cloud, Alexa, IR remote, and switches. Circuit + Code.

Make IoT-based ESP32 project using Google Assistant, Amazon Alexa, & Sinric to control relays. Explained Circuit + Source 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 Water Level Monitoring System, control pump using ESP8266, & Blynk. Get LOW Water Level notification. (Circuit + Code + PCB)