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FreeDSP Aurora with ADAU1452, 8 channel In/Out

MarsianC#

Active Member
Joined
Jul 23, 2020
Messages
233
Likes
265
Location
Austria
Care to help?
https://github.com/freeDSP/freeDSP-aurora

Specs:
  • Analog Devices ADAU1452, 294.912 MHz, 32-bit SigmaDSP
    • 6144 SIMD instructions per sample @ 48kHz fs
    • 40kWords of data RAM
    • 800ms digital audio delay pool @ 48kHz fs
    • 8 stereo ASRCs with 139dB DNR
  • XMOS XE216-512-TQ128 for multichannel bidirectional audio streaming
  • ESP32 for WiFi or Bluetooth control
  • AKM AK4458 32bit-DAC
  • AKM AK5558 32bit-ADC
  • Supporting sample rates between 44.1kHz and 192kHz
  • 8 analog balanced input channels, +6dBu
  • 8 analog balanced output channels, +6dBu
  • S/P-DIF input and output
  • ADAT input and output
  • Wordclock input and output
  • Support for display, rotary encoder, volume potentiometer, temperature sensor, PWM controlled fan, IR sensor
  • One freeDSP expansion header
  • USB Audio Class 2 Bidirectional streaming with 8 channels in and 8 channels out, full-duplex. Works with ASIO driver under Windows 10 and driverless under macOS and Linux.
  • Realtime control software over WiFi or Bluetooth available under an open source license
  • THD DAC: -103dB @ 1kHz, 0dBfs, fs=48kHz
  • THD ADC: -101dB @ 1kHz, 0dBfs, fs=48kHz
  • Latency: 1.125ms (talkthrough ADC->DSP->DAC)
  • Board dimensions: 110mm x 110mm


Forums:
https://www.diy-hifi-forum.eu/forum/forumdisplay.php?251-auverdion (German)
https://www.diyaudio.com/forums/dig...usb-audio-dif-adat-bluetooth-wifi-contro.html (English)

Status: I'm not a software guy, but I try to help. I know there is still a lot of work to be done. Testing, coding...
2020-11-02 16_30_12-AURORA DSP.png
4FIR Plugin in use by me.
 
Last edited:
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