[alsa-devel] problem while reading the data from device(phone)

[Clemens Ladisch]

Susovan Ghosh wrote:
>        We are using ALSA for a application.We have a phone and RJ11 phone
> adaptor-duel.I connect the phone to PC through the adaptor amd use the ALSA
> function snd_pcm_readi() to capture what ever spoke in the phone.Adapter is
> a USB device.we mention "plughw:0,0" as a capture device.When we run the
> program we get an error "device is unavailable ".

What is the error message when you try to use arecord?


Regards,
Clemens