The bending sensor detects the curvature of the fingers, and this data is transmitted wirelessly to drive a servo motor.

The servo motor, in turn, rotates and pulls the wiring to bend or straighten the fingers based on the detected curvature.

Wiring Diagram

Signal Flow

Finger bending >> Bending sensor >> Arduino Uno (Sends character) >> NRF24L01 transmitter >> NRF24L01 receiver >>Arduino Uno (Character >> String >> Integer >> Angle) >> Servo motor