Learn how to create a simple heart rate monitor using an Arduino Pro Mini, PulseSensor, and OLED display. This beginner-friendly project is perfect for learning basic electronics, sensors, and ...

The Arduino ecosystem is an amazing learning tool, but even those of us who love it admit that even the simplified C Arduino ...

Serial Port Monitor from Eltima The Serial Port Monitor software tool from Eltima Software is, in fact, a professional port sniffer and analyzer system utility good for RS232/RS422/RS485 port ...

The "server" program is a sketch that lives on the Arduino board waiting for serial data to be available (an integer in this case) and sends back the number by adding 1 to it to the "client".

An Arduino is a popular open-source single-board microcontroller. Learn how to program one and let the possibilities take shape.

The article gives an Arduino pinout and the program used to drive the monitor with very detailed comments. Although this hack is by no means a finished product, the now blurry test pattern seen ...

Still, it's a handy project if you need to monitor and track the air quality in your home. Hit up the link below for the Arduino source code, a build guide, and all the details of the tests.

There is software out there that can make it easier to monitor your garden, but if your plot is larger than just a couple of plants, these can’t always help.