Zuletzt geändert am 26. Juni 2012 um 19:18

Play audio files with your Arduino in decent quality from SD card, only very few additional hardware required.

Features

  • 8-Bit PWM output
  • 62.500 kHz (Fullrate) / 31.250 kHz (Halfrate) sampling rate @ 16 MHz
  • 31.250 kHz (Fullrate) / 15.625 kHz (Halfrate) sampling rate @ 8 Mhz
  • RAM usage ~1.3 kByte
  • ROM usage ~6.1 kByte
  • integrated SD library (minimal FAT only, optimized for low RAM usage and high performance)
  • Easy to use: 1. init library, 2. select audio file, 3. call play, 4. call worker while audio is playing

Background