Magic holder
कोई भी किसी प्रकार का बल्ब आप मैजिक होल्डर में लगाएं तो वह उजाले में अपने आप बंद होने लगेगा और और अंधेरे में अपने आप चालू हो जाएगा होल्डर की कीमत मात्र ₹ 49 है
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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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