The invention relates to a wireless downloading development board based on Arduino, including PCB boards, a main control module is arranged on that PCB, a main control module is connected with a Bluetooth module for two-way communication, the output end of the connected state of the Bluetooth module is connected with the input end of the inverting module, the output end of the inverting module isconnected with the reset input end of the main control module, a main control module is connected with a serial port conversion module for bi-directional communication, the IO interface module is connected with bidirectional communication of the main control module, the power supply interface conversion module is electrically connected with the voltage stabilization module, the output end of the main control module is connected with the input end of the DC motor control module, and the voltage stabilization module is electrically connected with the Bluetooth module, the IO interface module, the main control module, the inverting module, the DC motor control module and the serial port conversion module respectively. On the basis of reserving the functions of the original Arduino UNO development board, the development board adopts the wireless transmission mode, which greatly facilitates the developer to develop and debug the program, and enhances the mobility of the main board.