From mboxrd@z Thu Jan  1 00:00:00 1970
From: =?UTF-8?B?6Z+p?= <hanyuejuan@163.com>
Subject: How to play music through 3 sound cards simultaneously
	by aplay
Date: Wed, 20 Sep 2017 09:52:27 +0800 (CST)
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There are three wm8960 codecs in my paltform. I want to test playing music of these three cards at the same time.
But I do not know how to realize this idea by alsa tool aplay. Can someone give me some hints?


Best regards,
Yuejuan