C64 on a Breadboard: Play Retro Sounds with MOS 6581 (SID) and ESP 32

One of the most famous sound chips of the 80s is undoubtedly the MOS 6581 Sound Interface Device, or SID for the Commodore 64. Let's put one on a breadboard and get some sounds out of it.
Recreate this project with a PCB from PCBWAY: https://www.pcbway.com/?from=Doctor%2...
Schematic and ESP32 sketch on Github: https://github.com/michalin/C64sid

Tools:
Camera: https://amzn.to/3kDp1BJ
USB Oscilloscope: https://amzn.to/3CMC7Tu

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00:00 - The MOS 6581 SID Chip
00:23 - Breadboard Assembly
03:09 - The 3 Voices
03:58 - Ring Modulator
04:30 - Voice Synchronization
05:01 - ADSR Envelopes
05:47 - Analog Filters
06:52 - Analog Inputs
07:26 - Waveform and Envelope Registers
08:16 - Software Sound Effects
09:11 - Digisound and Digifix