Refer below PWM with Arduino Tutorials- Visit for simillar projects at https://microdigisoft.com
Tutorial 1: PWM with Arduino: A Comprehensive Guide to Pulse Width Modulation----https://microdigisoft.com/pulse-width-modulation-pwm-using-arduino/
Tutorial 2: DC Motor Control: L293D L293NE Motor Driver and PWM using Arduino----https://microdigisoft.com/l293d-motor-driver-and-controlling-motor-using-pwm/