ESP32-WROOM-32U DevKitC Core Board

Power Supply Options There are three mutually exclusive ways to provide power to the board: Micro USB port, default power supply 5V / GND header pins 3V3 / GND header pins Warning The power supply must be provided using one and only one of the options above, otherwise the board and/or the power supply source can be damaged. Note on C15 The component C15 may cause the following issues on earlier ESP32-DevKitC V4 boards: The board may boot into Download mode If you output clock on GPIO0, C15 may impact the signal In case these issues occur, please remove the component. The figure below shows C15 highlighted in yellow.