STEVAL-MKI205V1 Adapter Board STMicroelectronics STEVAL-MKI205V1 Adapter Board is ideal for getting started on development with the LPS33W product family. The LPS33W MEMS Pressure Sensors are ultra-compact and function as a digital output barometer. The STEVAL-MKI205V1 Adapter Board offers an effective solution within the user’s own application, for fast system prototyping and device evaluation.