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### Piano player
This project is a personal project that I worked on. It uses servo motors to press down on the piano keys. Motors are driven by a pwm driver and controlled by a micro controller.
**A close up of the mechanism**
**The microcontroller controlling the piano**
<iframe width="420" height="315"
src="https://www.youtube.com/embed/NR8rGSLQnuk">
</iframe>
<iframe width="420" height="315"
src="https://www.youtube.com/embed/1FPYqu8Atf8">
</iframe>
[View the project](https://www.printables.com/model/493973-melodymaster-3000-techno-piano)
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### Plastic and wax machining
To experiment with recycling old PLA plactic, a material commonly used for 3d printing.
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### Stepper motor music
Turns the annoying stepper motor noise into music.
<iframe width="420" height="315"
src="https://www.youtube.com/embed/JKKd53B_RKY">
</iframe>
[View the project](https://www.printables.com/model/493967-the-nema-ensemble)
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### Final Year Project
My team team and i designed and prototyped an autonomous guided vehicle.
**CAD design of the vehicle**
**CNC milling**
**wiring**
**Mechanical**
**Vehicle manual control test**
<video autoplay muted loop><source src="/assets/fyp/moving.mp4" type="video/mp4"></video>
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### Melodica player
This is the capstone project for a module that I have taken: Further Design and Fabrication. Inspired by the piano player.
**Front**
**Menu navigation**
**PCB design**
**Microcontroller programming**
**Integration**
[View the project](https://yewzihon.github.io/EP1001/finalPro.html)
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### LED sign
The LED sign was a CCA project assigned to us. Neopixel LEDs were used to light up the sign and provide various lighting effects.
**led sign**
<video autoplay muted loop width="100%" height="auto"><source src="/assets/ledSign/speye.mp4" type="video/mp4"></video>
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### Electric discharge machining
Exploring electric discharge machining (EDM) is a personal project. I have experimented with a drill/sinker EDM.
**EDM drilling head**
**Hole being brilled with a brass electrode**
**EDM drilling in progress**
<video autoplay muted loop width="100%" height="auto"><source src="/assets/edm/drilling.mp4" type="video/mp4"></video>
**End result**
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### Pen plotter
**Drawing a rabbit**
<video autoplay muted loop width="100%" height="auto"><source src="/assets/plotter/rabbit.mp4" type="video/mp4"></video>
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### CNC router
**Milled PCBs**
**Machining medium density fiberboard**
<video autoplay muted loop width="100%" height="auto"><source src="/assets/cnc/cnc.mp4" type="video/mp4"></video>
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