The cassette deck in question, a Yamaha K-220 ... This made it easy to interface an ATmega328P to the stereo’s original circuitry. Digital IO pins are hooked up to the buttons, held as high ...

User can save&listen music on MP3 player, computer, portable CD player, or car stereo or home stereo system ... line level devices such as a cassette deck.

If you’re an automotive enthusiast of taste, you can’t stand the idea of fitting a janky aftermarket stereo into ... s a button on the deck that switches the radio into cassette mode whether ...