Arduino-based homemade table tennis robot. DIY桌球自動發球機

Table tennis auto launcher. Frequency, launch speed and oscillation range are adjustable. Functions such as left 1 ball right 2 balls or random can be programmed. Material list: Arduino mega,L293d motor control board, 2 toy dc motors, tamiya mini 4WD wheels, 1:220 gearbox,servo MG90S, ir receiver, buzzer,...... 更多說明: https://www.mobile01.com/topicdetail....