School projects
Path finder robot code
import RPi.GPIO as GPIO # Replace with appropriate library for your microcontroller (e.g., Arduino.h) import time # --- Pin Definitions --- # Define the GPIO pins connected to the ultrasonic sensor TRIG_PIN = 17 # Example: GPIO pin 17 for Trig ECHO_PIN = 18 # Example: GPIO pin 18 for Echo # Define GPIO pins for motor control (adjust based on your motor driver) MOTOR_LEFT_FORWARD = 22 # Example MOTOR_LEFT_BACKWARD = 23 # Example MOTOR_RIGHT_FORWARD = 24 # Example MOTOR_RIGHT_BACKWARD = 25 # Example # --- Robot Parameters --- ROBOT_WIDTH = 15 # Distance between wheels in cm (approximate) WHEEL_DIAMETER = 6.5 # Diameter of the wheels in cm (approximate) WHEEL_CIRCUMFERENCE = 3.14159 * WHEEL_DIAMETER # Calculate wheel circumference DISTANCE_THRESHOLD = 25 # Distance in cm to trigger obstacle avoidance TURN_DELAY = 0.2 # Delay in seconds for a short turn BASE_SPEED = 50 # Duty Cycle for basic speed TURN_SPEED = 50 # Duty Cycle for Turn speed # --- Setup (Initialization) ...
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