If you’ve wiring up a microcontroller and need some kind of storage, it’s likely you’ll reach for an SD card. Compared to other ways of holding data on your project, SD cards are ...

The audio player was built using an SD memory card and the ATtinyX5 series 8-pin AVR microcontroller. The SD audio player is able to output a wide frequency range audio signal since the ...

SD cards have long been a favorite with microcontroller hobbyists. Cheap, readily available, and easily interfaced, they remain a staple for small projects that need to store a lot of data. Now, ...