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• GE1501 · Pico-0 assignment ↗

  Getting Started with Raspberry Pi Pico. MicroPython, Thonny, breadboarding, LEDs, LDR light sensor, PWM dimming, RGB rainbow, and four task photos.

• Pico source code ↗

  Uploaded MicroPython files: blink_external_led.py, ldr_on_off.py, ldr_dimmer.py, rgb_led.py. LED blinking, light threshold, PWM night-light dimming, RGB colors, and a corrected dimmer copy.

• About Joe ↗

  Yi Qiao Lin. Electrical and computer engineering, mechanical design, electronics, software, and a hands-on approach to learning.

• Education ↗

  Northeastern University, Oakland: Electrical & Computer Engineering. Hong Kong International School (HKIS).

• Summer courses & engineering programs ↗

  Stanford Circuits I and Electrical Engineering, 11 credits. Columbia engineering, Brown biomedical engineering, HKUST Blender and Unreal Engine.

• Languages & interests ↗

  English, Mandarin, robotics, rugby, swimming, art, and computer science.

• Projects & activities ↗

  Frequency in-ear monitors, ReVersaPrint, robotics, CFD, EVergreen, Future of Engineers, sustainability, and web applications.

• ReVersaPrint / HT–HF–350 printer ↗

  Custom high-temperature 3D printer. CAD, fabrication, thermals, materials, and build documentation.

• Toolhead assembly ↗

  CAD render of the toolhead design, with assembly details and titanium parts.

• Work & teaching ↗

  EATON 9E validation engineering and JIRA. Ferrari electric concept car design internship. FIRST LEGO League teaching at Xiamen Science & Technology Museum.

• Robotics & control systems ↗

  HKIS VEX and HZ Xiamen team leadership. VEX Worlds qualification. Robotics 936 codebase: Model Predictive Control, RAMSETE, Boomerang, Pure Pursuit, PID, forward kinematics. CFD airflow simulation.

• Independent engineering ↗

  Frequency: 10-driver IEMs, 5-way crossover, titanium acoustics, 8-ohm impedance. ReVersaPrint: open-source industrial 3D printer, 600°C nozzle, toolhead cooling.

• Leadership & entrepreneurship ↗

  EVergreen EV education, Green Forum, ASPIRE 2030. Future of Engineers, UN Foundation, UN/Princeton forum, robotics videocast. HKIS Lost & Found web app.

• Research & publications ↗

  Learning Planet Institute papers on desktop 3D printers, biomaterials for coronary artery bypass grafts, and PETase plastic degradation. CityU Green Innovation Challenge.

• Awards & honors ↗

  HKTECH VEX Excellence Award, APAC Robotics, Ferrari Best Design in Enzo’s Spirit, CityU top five, swimming medals, UN/Netflix Youth Global Creative Challenge semifinalist.

• Athletics ↗

  HKIS varsity swimming team and Barbell Club. Strength, endurance, discipline, and teamwork.

• Skills & tools ↗

  CAD, 3D printing, robotics, control algorithms, computational fluid dynamics CFD, acoustic design, web apps, Blender, Unreal Engine, JIRA, validation testing, documentation, teaching, mentoring, leadership.