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  1. Khisraw

    Using Raspberry Pi Codec Zero HAT

    Hello, I have recently bought a Raspberry Pi Codec Zero to do audio processing. I have gone through all the documentation and set up all the necessary settings. When I run my codes, I get no input. So my questions are; How can you get access directly to the ADC? Maybe the ADC may have a way to...
  2. Khisraw

    ALSA Python API for Audio Processing: Monitoring the Buffer size or Period

    I am new to using Alsa API for sound processing. I am trying to use Alsa API to receive an input, process and send it back to the output port. I have set the buffer size of 512. Source = alsaaudio.PCM(alsaaudio.PCM_CAPTURE, device = cards, channels = 2, rate = 48000...
  3. Khisraw

    Using HifiBerry DAC+ADC with Raspberry Pi4

    Hi I have a HifiBerry DAC+ADC attached to Raspberry Pi4 to read audio from a mic. On the console, I see the HifiBerry card is listed. hw:CARD= sndrpihifiberry, DEV= 0 snd_rpi_hifiberry_dacplusadc, HifiBerry DAC+ADC HiFi multicodec-0 I use ALSA API to read the input My code to read the input...
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