Freedom Boards NXP Semiconductors Freedom Boards are small, low-power, cost-effective evaluation and development platforms perfect for quick application prototyping and demonstration of Kinetis MCU families and NXP sensors. These evaluation boards offer an easy-to-use mass-storage device mode flash programmer, a virtual serial port, and classic programming and run-control capabilities. Additional features and functionality can be added by using additional open-source boards that are also form-factor compatible with the Arduino R3 pin layout.