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Tuesday, 24 May 2011

Simple SD Audio Player

Simple SD Audio Player
This is a simple SD audio player biult with only an 8-pin microcontroller. The ATtinyX5 series (25/45/85) 8-pin AVR microcontroller has two fast PWM outputs in 250kHz carrier frequency. This enables to output a wide frequency range audio signal.

 Simple SD Audio Player 

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