1. Trash2D2 Oral Report 1 IMDL David Mercado

2. Objective #1: Hold Trash Robot Body – Trash Can ▫Sturdy Outer Body ▫Inner Cavity Holds 13 Gallon Bag ▫20 Gallon Galvanized Steel Can Simple, Yet Central Objective

3. Objective #2: Roam Mobile Platform ▫Two Wheels Driven By Motors w/ Encoders ▫Caster Wheel for Balance Randomly Travels Room Avoid Obstacles ▫Two IR Sensors Locates Corners to Temporarily Station At

4. Objective #3: Smart Lid IR Sensor Above Lid ▫Detects Hand Motion ▫Roaming Pauses ▫Lid Opens Briefly To Collect Trash IR Sensor Below Lid ▫Detects Trash Height ▫Roaming Stops & Lid Opens When Bag Full

5. Objective #4: Close Bag Thrash2D2 Automatically Closes Bag ▫Indicates When Bag is Full ▫Ready for User Withdrawal Drawstrings Pulled ▫Motor-Driven Pulley ▫Drawstrings Must Be Pulled Up

6. Objective #5: Sound Recognition Detects High Frequency Sound ▫Microphone, Amplifier, Bandpass Filter Circuit Locates Sound & Travels to Origin ▫Two Microphone Systems ▫Oriented Outwards w/ Some Overlap ▫Remove Ambient Noise

7. Microcontroller Hardware Arduino Due ▫Under $50 ▫Faster Processor (v. Uno) ▫More Pins (v. Uno) ▫Easy to Program ▫Large Support Community Outputs: 4 Motors, LEDs Inputs: 4 IR Sensor, 2 Bumper Sensors, 2 Audio Analog Signals