Questions tagged [wolfson-audio-card]

This is for questions relating to both the RPi A & B 26-Pin GPIO (and P5) connector Audio Input/Output card originally made by Wolfson Audio who were acquired by Cirrus Logic and the subsequent version for the later 40-Pin GPIO connector A+ & B+, and latterly, 2 models.

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1answer
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Difference between “hwplug” and “hw”

This is aplay -l output from Raspberry Pi: **** List of PLAYBACK Hardware Devices **** card 0: ALSA [bcm2835 ALSA], device 0: bcm2835 ALSA [bcm2835 ALSA] Subdevices: 8/8 Subdevice #0: subdevice #...
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1answer
317 views

Raspberry Pi driver for Cirrus audio card

I am newable in Raspberry Pi/audio-capture. My Raspberry Pi 3 device does not recognize Cirrus audio card in output for $arecord -l If should I install any driver for Cirrus card? If I should, how I ...
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2answers
431 views

Is it possible to use more than one audio card on GPIO?

I want to use more than one HiFiBerry Dac+ on a single Raspberry PI. It's possbile? to connect more than one audio card?
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0answers
1k views

How can I start processing audio on Orange Pi zero {A board similar to Rpi}? [closed]

Orange pi is similar board to the Rpi except some extra features such as built-in audio card. I am new to this board as well as Linux. I have a orange Pi zero and I want to start with some simple task ...
2
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1answer
8k views

Optical Audio Input for Raspberry Pi

I would like to have a raspberry pi receive audio through a board of some type that accepts optical input. I would like to then push that audio that is being received through the optical input to a ...
4
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2answers
542 views

Detecting 3.5mm insertion or removal for use in a script

Hello fellow Stackers, Is there a way to detect when a 3.5mm jack is placed into\ removed from the audio out that is on board for use in a script? I also have one of these: https://www.element14....
0
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1answer
3k views

Audio ADC hats? I only need *inputs*

Before I go off to build my own... I want to connect several microphones (MEMS microphones, but that's not terribly important -- it only really means I'm not looking for high-end audio here) to a Pi. ...
1
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0answers
279 views

How to play a file on my cirrus audio card?

The command for playing a file is "Play_to_Headset.sh" on Linux terminal.How do I select a particular file from LXMusic?
2
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1answer
1k views

Status of audio solutions for RPi, including audio in

What is a current, workable solution which gives an audio out/audio in without having to go via USB, which is known to cause problems since it is shared with other hardware? My impression is that ...
1
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0answers
152 views

Changing from spi bus to i2c bus to transfer register data of wm5102 in raspberry pi with wolfson audio card

I'm using wolfson audio card on raspberry pi b+ board.Current wm5102 driver uses spi bus to transfer register data but i want to use i2c bus to transfer data.By reading data sheet of 5102 i understood ...
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1answer
2k views

Raspberry Pi High-Quality Sound Recording

For a project, I need to be able to record at a sample-rate of at least 500 kHz. I want to use a Raspberry Pi, but I know that it has no interface with sound. I found the Wolfson Audio Card for the ...
2
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1answer
392 views

Raspberry Pi as near real time digital signal processor

I have a Pi with Wolfson Audio Card, running Raspbian with low latency kernel. Is it possible and feasible to use such a setup as a near real time digital audio processor, like a reconfigurable ...
2
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0answers
63 views

what is the use of this patch 'ASOC: dapm: add code to configure dai link parameters from “rpi-3.12.y” '?

Recently i am working on the raspberry pi kernel rpi-3.12.y When i am using the latest image and modules of it, i am getting an error while rebooting or halting. The error message is like unable ...
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1answer
409 views

What happened to the i2s pins which are in RPI B board and not in RPI B+ board

I'm working on RPI model B board.I've a driver for wolfson audio card,Which uses i2s pins for data transfer.Now i need to work on RPI B+ model.But there are no i2s pins in model B+.What i need to do ...
0
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1answer
637 views

Wolfson audio card not working after rpi-update

Just used rpi-update to update the Pi and things went bad. Previously, was using the base Raspbian image with Wolfson drivers and that worked well. Suddenly, nothing. Alsamixer doesn't show anything. ...
1
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1answer
567 views

Mobile to Raspberry PI audio streaming

I have trying to use the Raspberry PI + Wolfson to be an audio decoder and player. It would be the receiver for control/audio data for a specialized sound system. The PI would receive TCP packets from ...
4
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2answers
4k views

Raspberry PI Audio Input

I am looking to use the GPIO on a Raspberry Pi to get data from an ADC for audio signal processing. For the purposes of this forum, my project is to produce a spectrum analyzer which will display the ...
0
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1answer
1k views

Can I use Raspberry Pi with PiTFT and Wolfson Pi audio card at the same time?

I have been using my Raspberry Pi with PiTFT 2.8" display. I have recently purchased Wolfson Pi audio card, but I cannot imagine how to make both components (PiTFT and Wolfson Pi) work together. ...