If you want to create a more traditional CD player experience, you can add a front panel and buttons to control playback, pause, and track selection.
The audio amplifier boosts the analog audio signal to drive a speaker. You can use a dedicated amplifier IC or a simple transistor-based amplifier. cd player diy
The DAC converts digital audio signals from the microcontroller to analog signals that can be amplified and played through a speaker. You can use a dedicated DAC IC or a microcontroller with a built-in DAC. If you want to create a more traditional