No monthly fees, no SIM cards, just code and ... alerts from Arduino, ESP32, NodeMCU, or Raspberry Pi using Circuit Digest's free SMS API, no GSM module needed. Ideal for IoT and embedded projects in ...

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 document my learning in order to be able to inspire other people to make ...

(Hint: there’s no Arduino-provided code involved; hardware registers and the __asm keyword show up.) If you learned embedded programming in an earlier era, this will probably seem glaringly obvious.

The T-LoRa Pager measures 106 x 89 x 23mm (4.2″ x 3.5″ x 0.9″), making it smaller than most modern smartphones. It has 2.33 ...

Omnidirectional Line Tracing Robot là một robot di chuyển theo đường vạch kẻ dựa trên hệ thống cảm biến và điều khiển PID. Khác với robot thông thường chỉ có thể di chuyển tiến hoặc quay, robot này sử ...

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 ...

Have you ever wanted to build your own IoT-based Weather Monitoring Station? Imagine monitoring real-time temperature, humidity levels,… ...