A simple and cost-effective solution for real-time IoT notifications. Free SMS API for Arduino R4, NodeMCU, ESP32, Raspberry Pi, and other Embedded SoC Boards (India Only) Easily send SMS alerts from ...

The ESP32-C61-DevKitC-1 is a development board based on the ESP32-C61 low-cost WiFi 6 and Bluetooth LE 5.0 SoC that was first ...

RAKwireless RAK11160 is a new low-cost, low-power LoRaWAN, WiFi 4, and Bluetooth LE module based on ESP32-C2 (ESP8684) and ...

Hi, I'm Bill. I'm a software developer with a passion for making and electronics. I do a lot of things and here is where I ...

Since I had a spare ESP32 lying around, I tried building a smart dashboard that pulls metrics from the other smart devices in my home lab and outputs them to a screen. Now that Iv ...

After this tedious step, he designed a PCB that hosts an Arduino Nano to accept input, two MCP23017 GPIO expanders to give it enough outputs, and CD4066BE CMOS switches to trigger the connections.

💧 Monitoring water tanker level using NodeMCU ESP8266 and HC-SR04P Ultrasonic Sensor and broadcasting it using a simple HTTP server inside NodeMCU ESP8266 and show data in an Android App Using ...

Arduino Clock with Battery backup (real time clock), Time, Date, Alarm, Temperature, TM1638 seven segment module output and input, Display Sleep mode. V3.0 - Using NodeMCU ESP8266 for controlling ...