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products:sbc:edge2:applications:es8316

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products:sbc:edge2:applications:es8316 [2022/12/07 19:22]
hyphop [Edge2 ES8316 Codec] 		products:sbc:edge2:applications:es8316 [2023/03/09 19:58] (current)
nick [Edge2 and ES8316 Audio Usage]
Line 1: Line 1:
-====== Edge2 ES8316 Codec ====== +====== Edge2 and ES8316 Audio Usage ======
- +
-ES8316 codec usage on the Edge2 IO board.+
  
 <WRAP important > <WRAP important >
-For Edge2, in order to use the ES8316 Codec, you need to attach the Edge2 IO extension board.+ES8316 codec usage require [[https://www.khadas.com/product-page/edge2-io-module|Edge2 IO extension board]].
 </WRAP> </WRAP>
  
  
-===== Get audio device HW index =====+===== Alsa audio device HW name =====
  
-```shell +Access to **ES8316** codec will be available by ''hw:CARD=rockchipes8316c'' alsa audio device HW name, for example: ''aplay -D **hw:CARD=rockchipes8316c** ... '' 
-$ arecord -l | grep es8316-codec -A2+ 
 +```shell print ES8316 hw name  
 +~# aplay -L | grep rockchipes8316c -m1 
 +hw:CARD=rockchipes8316c,DEV=0 
 + 
 +~# arecord -L | grep rockchipes8316c -m1 
 +hw:CARD=rockchipes8316c,DEV=0 
 +``` 
 + 
 +===== Alsa audio device HW index ===== 
 + 
 +```shell print ES8316 hw index 
 +~# arecord -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
 +
 +~# 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]
 +  Subdevices: 1/1
 +  Subdevice #0: subdevice #0
 +
 ``` ```
  
-The sound **card 3** is the ES8316 device and audio device HW index is **3**.+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>
Line 32: Line 53:
  
 ===== Playback from ES8316 ===== ===== Playback from ES8316 =====
- 
-Get playback devices: 
  
 ```shell ```shell
-$ aplay -l +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 19:22 by hyphop

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