Teensy

Teensy is a family of high-performance microcontroller development boards designed by PJRC and widely used by engineers, makers, and researchers for advanced embedded projects. Powered by fast ARM Cortex-M processors, models like Teensy 4.1 and Teensy 4.0 deliver exceptional processing speed, rich I/O capabilities, and seamless compatibility with the Arduino IDE, making them ideal for robotics, digital audio, MIDI controllers, and high-speed electronics applications.