#RBTX2024 (Part5) Tech Marvel and Green Heroes Introduction Tinkercode Mechabot Rush V3

Introduction

This tutorial provides a step-by-step guide for creating the Tinkercode Mechabot Rush V3, as introduced in the #RBTX2024 (Part 5) video by MechaBotics Channel. This guide will help you understand the components, programming, and assembly of this tech marvel, making it a great project for both beginners and experienced makers interested in robotics and coding.

Step 1: Gather Required Materials

Before starting, collect all necessary components for the Mechabot Rush V3 project. You will need:

• Tinkercode Mechabot Rush V3 kit
• Microcontroller (e.g., Arduino or compatible)
• Sensors (like ultrasonic sensors)
• Motors (for movement)
• Chassis components
• Wires and connectors
• Power supply (batteries or USB)

Practical Tips

• Ensure you have a clean workspace.
• Organize your parts to avoid confusion during assembly.

Step 2: Assemble the Chassis

Follow these steps to build the chassis of your Mechabot:

1. Attach the Base: Secure the base plate to the bottom of the chassis.
2. Install Motors:
   • Place the motors in their designated slots.
   • Use screws to fasten them securely.
3. Mount Wheels: Attach wheels to the motors, ensuring they rotate freely.
4. Add Sensors:
   • Position the ultrasonic sensors at the front for obstacle detection.
   • Ensure they are well-secured.

Common Pitfalls to Avoid

• Double-check motor orientation for correct movement direction.
• Ensure sensors are not blocked by other components.

Step 3: Connect the Electronics

Now, connect the electronics to the microcontroller:

1. Wire the Motors: Connect the motor wires to the corresponding ports on the microcontroller.
2. Connect Sensors:
   • Wire the ultrasonic sensors to the specified input pins.
   • Make sure to note the pin numbers for programming.
3. Power Supply:
   • Connect the power supply to the microcontroller.
   • Ensure the voltage is compatible.

Practical Advice

• Use color-coded wires for easy identification.
• Check connections twice to prevent shorts.

Step 4: Program the Mechabot

Next, you'll program the Mechabot Rush V3 using Tinkercode:

1. Open Tinkercode: Navigate to the Tinkercode platform.
2. Create a New Project: Start a new project for your Mechabot.
3. Coding the Movement: Use the following sample code to control the motors:

void setup() {
  pinMode(motorPin, OUTPUT);
}

void loop() {
  // Move forward
  digitalWrite(motorPin, HIGH);
  delay(1000); // Move for 1 second
  // Stop
  digitalWrite(motorPin, LOW);
  delay(1000); // Pause for 1 second
}

4. Upload the Code: After coding, upload it to your microcontroller.

Tips for Success

• Test small segments of code to troubleshoot.
• Use debug statements to monitor sensor readings.

Step 5: Test the Mechabot

Once assembled and programmed, it's time to test your creation:

1. Power Up: Turn on the power supply.
2. Run the Program: Observe how the Mechabot behaves.
3. Make Adjustments: If it doesn’t perform as expected, revisit the code and connections.

Common Adjustments

• If the motors run in the wrong direction, swap the motor wires.
• Adjust sensor positions if not detecting obstacles properly.

Conclusion

You have now successfully created the Tinkercode Mechabot Rush V3. This project not only enhances your understanding of robotics but also your coding skills. For next steps, consider exploring additional features, such as adding more sensors or implementing advanced movement algorithms. Happy building!