Mearm-computer-vision
About the project
I made this project to control a MeArm(Keyestudio KS0198X) with hand gestures
Project info
Items used in this project
Hardware components
Story
A webcam watches your hands. Python (using mediapipe) tracks the landmarks of both hands in real-time, translates them into angles for the 4 servomotors of the arm, and sends them via serial port to an Arduino which applies them.
Control
Left hand: Thumb-index pinch → BASE rotation (pin A1)Right hand: Hand height in the frame → arm extension: moves SHOULDER (pin A0) and ELBOW (pin 6) together in a coordinated way (hand high = arm extended forward, hand low = arm retracted) Thumb-index pinch → GRIPPER control (pin 9)
Safety
If a hand leaves the frame, its axis remains locked at the last commanded value (no sudden jumps) Spacebar → full pause of all servo motors 'q' → exit
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