Add mtm_hardware.DACOut audio output for the MTM Workshop Computer#10894
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Add mtm_hardware.DACOut audio output for the MTM Workshop Computer#10894todbot wants to merge 1 commit into
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Adds a new board-level module
mtm_hardwarewith aDACOutclass that provides non-blocking audio playback through the slightly strange MCP4822 dual-channel 12-bit SPI DAC on the Music Thing Modular Workshop Computer.DACOutfollows the same API asaudiobusio.I2SOut, accepting anyAudioSample(WaveFile,RawSample,Mixer,MP3Decoder) and plays it non-blocking via DMA to a PIO state machine.