Blynk - IotCircuitHub

IoT Based Water Level Indicator using Ultrasonic Sensor

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

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.

Make a practical home automation system with Fan Speed control using ESP32, sensors, and the New Blynk IoT platform. (Circuit + Source Code).

Make a NodeMCU IoT project using sensors with the New Blynk Automation. It can save the last GPIO state after power failure. (Circuit + Code).

Make ESP8266 IoT Project to control relays with Blynk + Google Assistant + IR Remote + Switches. Also, add Automation for Sensor + Timer.

Make IoT project using ESP32 to control relays with Blynk + Google Assistant + IR Remote + Switches. Also, add Automation for Sensor + Timer.

Make an IoT-based MQ2 Gas sensor and rain detection system using NodeMCU ESP8266 or ESP32 with Blynk Notification. (Circuit + Code).

How to add a device to new Blynk IoT platform using a template and generate an Blynk Authentication Token to program ESP32 or ESP8266.

Make an IoT project using ESP32 NodeMCU networks with new Blynk IoT to control relays from the Blynk IoT app & switch. (Circuit + Code)

Make LoRa IoT project using Arduino ESP8266 NodeMCU with feedback. Explained the LoRa WiFi project with Blynk cloud setup + Circuit + Codes.

Make ESP01 ESP8266 projects using Blynk and Google Assistant to control relays with voice commands and switches. (Circuit + Source Code).