Presenter: Chia Siong Goh. A music synthesizer that uses the 8x8 grid of 64 buttons as its user...
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Transcript of Presenter: Chia Siong Goh. A music synthesizer that uses the 8x8 grid of 64 buttons as its user...
![Page 1: Presenter: Chia Siong Goh. A music synthesizer that uses the 8x8 grid of 64 buttons as its user interface to produce sound and emit light. 3 music.](https://reader035.fdocuments.us/reader035/viewer/2022072017/56649f0b5503460f94c1f10b/html5/thumbnails/1.jpg)
Tone Matrix Music Box ECE477 – Team 17
Presenter: Chia Siong Goh
![Page 2: Presenter: Chia Siong Goh. A music synthesizer that uses the 8x8 grid of 64 buttons as its user interface to produce sound and emit light. 3 music.](https://reader035.fdocuments.us/reader035/viewer/2022072017/56649f0b5503460f94c1f10b/html5/thumbnails/2.jpg)
Project Overview A music synthesizer that uses the 8x8 grid
of 64 buttons as its user interface to produce sound and emit light.
3 music playing modes:• Sweep mode• Gravity mode• Memory mode
3 kinds of sound effects:guitar, piano, and drum beats
![Page 3: Presenter: Chia Siong Goh. A music synthesizer that uses the 8x8 grid of 64 buttons as its user interface to produce sound and emit light. 3 music.](https://reader035.fdocuments.us/reader035/viewer/2022072017/56649f0b5503460f94c1f10b/html5/thumbnails/3.jpg)
Major Subsections Power supply – 3.3V and 5.0V LED driver chip Audio converter Headers for
• LEDs• Button pads• MIDI jack• Programming port• Debugging• LCD screen• SD card R/W• Accelerometer• Pushbuttons
![Page 4: Presenter: Chia Siong Goh. A music synthesizer that uses the 8x8 grid of 64 buttons as its user interface to produce sound and emit light. 3 music.](https://reader035.fdocuments.us/reader035/viewer/2022072017/56649f0b5503460f94c1f10b/html5/thumbnails/4.jpg)
Layout Considerations Digital signals isolated from analog
signals Wider power and ground traces Decoupling capacitors between
power supply lines I/O pins close to the board edge
![Page 5: Presenter: Chia Siong Goh. A music synthesizer that uses the 8x8 grid of 64 buttons as its user interface to produce sound and emit light. 3 music.](https://reader035.fdocuments.us/reader035/viewer/2022072017/56649f0b5503460f94c1f10b/html5/thumbnails/5.jpg)
Microcontroller
Power Regulator Circuit
Audio converter & LED driver
![Page 6: Presenter: Chia Siong Goh. A music synthesizer that uses the 8x8 grid of 64 buttons as its user interface to produce sound and emit light. 3 music.](https://reader035.fdocuments.us/reader035/viewer/2022072017/56649f0b5503460f94c1f10b/html5/thumbnails/6.jpg)
Appendix - Schematic