KiCad Library KiCad symbols for various components. Library Contents symbols Adafruit_BNO055_Breakout.lib: Adafruit 9-DOF Absolute Orientation IMU Fusion Breakout - BNO055 Adafruit_CP2104_Friend.lib: Adafruit CP2104 Friend - USB to Serial Converter Adafruit_DS3231_Breakout.lib: Adafruit DS3231 Precision RTC Breakout Adafruit_Feather.lib: Adafruit Feather M0 WiFi w/ATWINC1500 Regulator_UBEC.lib: UBEC DC/DC Step-Down (Buck) Converter - 5V @ 3A output (MP2307)