OLED W click carries a 96 x 39px white monochrome passive matrix OLED display. The display is bright, has a wide viewing angle and low power consumption. To drive the display, OLED W click features an SSD1306 controller. It's built-in functionalities include contrast control, normal or inverse image display, vertical and horizontal scrolling functions and more. OLED W click can communicate with the target board MCU either through SPI or I2C mikroBUS™ lines. You switch between output options by resoldering the onboard SEL COMM jumpers (J1, J2 and J3) to the appropriate position. OLED W click uses a 3.3V power supply.