Apollo3Blue I2S via hardware pattern generator

In my last article I had described the capabilities of Apollo3Blue generating pattern in hardware: http://blog.io-expert.com/hardware-generated-pattern-with-apollo3blue In this article I will go a step deeper inside implementing a full protocol for driving audio: I2S. In general I2S is used to transfer left and right channel data in a 16-bit PCM format for each channel with a … [Read more…]