Khadas Tone Board

[DRONE7]

What Linux command generated that output?

possibly alsacap ?

# alsacap
*** Scanning for playback devices ***
Card 0, ID `P80i', name `Perreaux Audiant 80i'
  Device 0, ID `USB Audio', name `USB Audio', 1 subdevices (1 available)
    2 channels, sampling rate 44100..96000 Hz
    Sample formats: S32_LE
      Subdevice 0, name `subdevice #0'

https://www.volkerschatz.com/noise/alsacap.html
https://www.volkerschatz.com/noise/alsa.html
The last has a link to the source code... license seems fine

Seems to install and work ok on my Linux desktop... needed to install 'libasound2-dev' for it to compile.

Code:

alsacap
*** Scanning for playback devices ***
Card 0, ID `Intel', name `HDA Intel'
 Device 0, ID `AD1984 Analog', name `AD1984 Analog', 1 subdevices (1 available)
   2 channels, sampling rate 8000..192000 Hz
   Sample formats: S16_LE, S32_LE
     Subdevice 0, name `subdevice #0'
 Device 2, ID `AD1984 Alt Analog', name `AD1984 Alt Analog', 1 subdevices (1 available)
Error opening sound device for card 0, device 2: Device or resource busy.  Skipping.

Will try on MoOde and report.