The MikroElektronika The ADI COG Click Shield is the perfect way to expand the functionalities of your EV-COG-AD4050LZ, from Analog Device. The ADI COG Click Shield provides 2 mikroBUS™ sockets - add any functionality from our ever-growing range of Click boards™. We are fully stocked with everything from sensors and Wi-Fi transceivers to motor control and audio amplifiers. Type Shield