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userhead 513662311
Replies (2)
  • You Reply: the romeo`s working voltage is 5VDC, but the board `s external power supply range is 5-23V

    there is a L298 chip on the board, its external power supply range is 2.5-46VDC.

    the motor`s working voltage is 5V, but it also works on 12V. when you increase the work voltage ,the motor will turn fast. you only can revision code to lower the speed.
  • You Reply: I will suggest this board for you

    https://www.dfrobot.com/index.php?route= ... uct_id=505

    It have 12 pins ,It is enough to in install the sensors,and it is very small to install easily.

    Noteworthy, the board`s working voltage is 3.3 V, it is inmediate to connect those modules.