Showing a simple way to use a flashtube with high voltage generated using Arduino.

Show simple way to generate high voltages with Arduino and an example (flash-tube) how to use it

Basic and useful 4x4 T9 keypad, to text message.

Back when I first started working with micro controllers, the most annoying thing was when a tutorial I'd spent hours following didn't work.

Use FreeRTOS (simple, easy, robust, & optimised for the Arduino IDE) to reduce the power required for battery or low power applications.

FreeRTOS, simple, easy, robust, and optimised for Arduino IDE. Using FreeRTOS Semaphores to share and protect physical resources.

FreeRTOS, simple, easy to use, robust, optimised for Arduino IDE. Full access to FreeRTOS capabilities, within classic Arduino environment.