Click board comes with the header strips soldered. DALI Click mikroBUS™. DALI Click is a mikroBUS add-on board for network-based systems which controls the lighting in building automation. The Digital Addressable Lighting Interface (DALI) technology is possible to address up to 64 devices in standalone systems. DALI signals received from peripherals are linked to the interrupt pin (INT). The input capture pin (PWM) can be selected instead by changing a jumper on-board. On-board optocouplers for isolating the receive and transmit signals Push button for address assignment by the physical selection method Screw terminal for the twisted wire connection 3.3 V or 5 V power supply on mikroBUS socket Dimensions 42.9 x 25.4 mm