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|orangepi@orangepi:~$ '''aplay -l'''<br>
card 1: rockchiphdmi0 [rockchip-hdmi0], device 0: rockchip-hdmi0 i2s-hifi-0 [rockchip-hdmi0 i2s-hifi-0]<br>
:Subdevices: 1/1<br>:Subdevice #0: subdevice #0<br>
<span style="color:#0066CC;">card 2: rockchipes8388 [rockchip-es8388], device 0: dailink-multicodecs ES8323.6-0010-0 [dailink-multicodecs ES8323.6-0010-0]</span><br>
:<span style="color:#0066CC;">Subdevices: 1/1</span><br>:<span style="color:#0066CC;">Subdevice #0: subdevice #0</span>
|}
3) 然后使用 '''aplay''' 命令播放下系统自带的音频文件，如果耳机能听到声音说明硬件能正常使用<br>