mi mi
16bit resolution PWM wave player with SD card, super lite version.
Dependencies: mbed DirectSPI FastPWM
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Supported boards:
Nucleo-F030R8
Nucleo-F401RE
Nucleo-F411RE
Supported SD card:
SDSC/SDHC card,
FAT16 and FAT32.
Supported file:
PCM wave file that have file extension ".wav" on root directory.
16bit/8bit, fs(sampling rate)=32kHz,44.1kHz,48kHz.
Stereo/Mono.
Hardware:
PWM output port:
Left upper PWM 8bit out : PB_5 (TM3_CH2)
Right upper PWM 8bit out: PB4 (TM3_CH1)
Left lower PWM 8bit out : PC_9 (TM3_CH4)
Right lower PWM 8bit out: PC_8 (TM3_CH3)
USER_BUTTON:
Next song: One click in Play mode.
Pause : Push long time .
Play : One click from Pause.