MIKROE-3325 Pot 2 Click Mikroe MIKROE-3325 POT 2 Click features the accurate-selectable reference voltage output. This Mikroe Click board™ can provide very accurate voltage output on the AN pin of the mikroBUS™ by using a multi-turn precision potentiometer. The POT 2 Click features the SMD jumper that selects the maximum reference voltage between two typically used values of 2.048V or 4.096V.