SSD1306 - JRInge/Tasmota GitHub Wiki
Configuring the SSD1306 128x32 pixel OLED display with Tasmota
Basic configuration
DisplayModel 1 - select SSD1306
DisplayMode 0 - normal text output
DisplayHeight 32 - set SSD1306 pixel height (default 64px)
DisplayWidth 128 - set SSD1306 pixel width (default 128px)
Power1 1 - Turn display on (assuming it is configured as the first power output)