Learn how to connect your NodeMCU (ESP8266) to a Laravel backend! In this tutorial, you'll see how to send sensor or device data from NodeMCU to Laravel using HTTP requests (POST/GET), making it ...

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 ...

As the name suggests, the Pixel Watch 3 can detect the absence of a pulse while it's being worn on your wrist. It does this using the same optical sensors that are used to measure your heart rate.

The paper describes the development of the three prototypes which enable monitoring of heart pulse sensor data on the cloud. The prototypes are based on a) Bluetooth module, b) Low Energy Bluetooth ...

The MAX30105 is an optical sensor capable of a great many things. It can sense particulate matter in the air, or pick up the blinking of an eye. Or, you can use it as a rudimentary way to measure y… ...

Step 8: Selecting ESP8266 Arduino Board To use ESP8266 with Arduino, select the Board: "Arduino/Genuino Uno" and change it to "NodeMCU 1.0 (ESP-12E Module)" or other ESP8266 modules based on your ...