STEVAL-MKI184V1 ISM303DAC Adapter Board STMicroelectronics STEVAL-MKI184V1 ISM303DAC Adapter Board is used to evaluate MEMS devices in the ISM303DAC product family. The board is an effective solution for fast system prototyping and device evaluation and plugs into a standard DIL24 socket. The adapter provides the complete ISM303DAC pinout and comes ready-to-use with the required decoupling capacitors on the VDD power supply line.