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products:sbc:edge2:applications:es8316 [2022/12/07 19:18]
hyphop [Record from ES8316]
products:sbc:edge2:applications:es8316 [2023/03/09 19:58] (current)
nick [Edge2 and ES8316 Audio Usage]
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-====== Edge2 ES8316 Codec ======+====== Edge2 and ES8316 Audio Usage ======
  
-===== Introduction =====+<WRAP important > 
 +ES8316 codec usage require [[https://www.khadas.com/product-page/edge2-io-module|Edge2 IO extension board]]. 
 +</WRAP>
  
-This documentation will introduce the usage of ES8316 codec on the Edge2 IO board. 
  
 +===== Alsa audio device HW name =====
  
-<WRAP important > +Access to **ES8316** codec will be available by ''hw:CARD=rockchipes8316c'' alsa audio device HW namefor example: ''aplay -D **hw:CARD=rockchipes8316c** ..''
-For Edge2, in order to use the ES8316 Codecyou need to attach the Edge2 IO extension board. +
-</WRAP>+
  
 +```shell print ES8316 hw name 
 +~# aplay -L | grep rockchipes8316c -m1
 +hw:CARD=rockchipes8316c,DEV=0
  
-===== Get record dive num =====+~# arecord -L | grep rockchipes8316c -m1 
 +hw:CARD=rockchipes8316c,DEV=
 +```
  
-Get record devices:+===== Alsa audio device HW index =====
  
-```shell +```shell print ES8316 hw index 
-arecord -l +~# arecord -l | grep es8316-codec -A2 
-**** List of CAPTURE Hardware Devices **** +card 3rockchipes8316c [rockchip,es8316-codec], device 0: fe470000.i2s-ES8316 HiFi ES8316 HiFi-0 [fe470000.i2s-ES8316 HiFi ES8316 HiFi-0]
-card 2rockchipsoundmi [rockchip,sound-micarray], device 0: fe4b0000.pdm-dummy_codec dummy-codec-0 [fe4b0000.pdm-dummy_codec dummy-codec-0]+
   Subdevices: 1/1   Subdevices: 1/1
   Subdevice #0: subdevice #0   Subdevice #0: subdevice #0
 +
 +~# aplay -l | grep es8316-codec -A2
 card 3: rockchipes8316c [rockchip,es8316-codec], device 0: fe470000.i2s-ES8316 HiFi ES8316 HiFi-0 [fe470000.i2s-ES8316 HiFi ES8316 HiFi-0] card 3: rockchipes8316c [rockchip,es8316-codec], device 0: fe470000.i2s-ES8316 HiFi ES8316 HiFi-0 [fe470000.i2s-ES8316 HiFi ES8316 HiFi-0]
   Subdevices: 1/1   Subdevices: 1/1
   Subdevice #0: subdevice #0   Subdevice #0: subdevice #0
 +
 ``` ```
  
-The sound **card 3** is the ES8316 device.+The sound **card 3** is the ES8316 device and audio device HW index is ''3''.
  
 +===== Record from ES8316 =====
  
-==== Record from ES8316 ====+``` 
 +arecord -D hw:CARD=rockchipes8316c -f cd -d 20 record.wav 
 +``` 
 + 
 +or by audio device HW index (will be ''3'' for this example)
  
 ```shell ```shell
-arecord -D hw:3,0 -f cd -d 20 record.wav+arecord -D hw:3 -f cd -d 20 record.wav
 ``` ```
  
-<WRAP tip >+<WRAP info >
 The headphone mic has the higher priority than the AMIC, which means if you connect the headphone then will record from the headphone mic, otherwise record from the AMIC. The headphone mic has the higher priority than the AMIC, which means if you connect the headphone then will record from the headphone mic, otherwise record from the AMIC.
 </WRAP> </WRAP>
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 ===== Playback from ES8316 ===== ===== Playback from ES8316 =====
- 
-Get playback devices: 
  
 ```shell ```shell
-aplay -+aplay -D hw:CARD=rockchipes8316c xxx.wav
-**** List of PLAYBACK Hardware Devices **** +
-card 0: rockchipdp0 [rockchip,dp0], device 0: rockchip,dp0 spdif-hifi-0 [rockchip,dp0 spdif-hifi-0] +
-  Subdevices: 1/1 +
-  Subdevice #0: subdevice #0 +
-card 1: rockchiphdmi0 [rockchip,hdmi0], device 0: fddf0000.i2s-i2s-hifi i2s-hifi-0 [fddf0000.i2s-i2s-hifi i2s-hifi-0] +
-  Subdevices: 1/1 +
-  Subdevice #0: subdevice #0 +
-card 3: rockchipes8316c [rockchip,es8316-codec], device 0: fe470000.i2s-ES8316 HiFi ES8316 HiFi-0 [fe470000.i2s-ES8316 HiFi ES8316 HiFi-0] +
-  Subdevices: 1/1 +
-  Subdevice #0: subdevice #0 +
 ``` ```
  
-The sound **card 3** is the ES8316 device. +or by audio device HW index (will be ''3'' for this example) 
- +
-Play audio from ES8316:+
  
 ```shell ```shell
-aplay -D hw:3,0 xxx.wav+aplay -D hw:3 xxx.wav
 ``` ```
-<WRAP tip >+ 
 +<WRAP info >
 The headphone has the higher priority than the speaker, which means if you connect the headphone then will play from the headphone, otherwise play from the speaker. The headphone has the higher priority than the speaker, which means if you connect the headphone then will play from the headphone, otherwise play from the speaker.
 </WRAP> </WRAP>
  
  
Last modified: 2022/12/07 19:18 by hyphop