Block Diagram - OLIMEX A20-OLINUXINO-LIME2-EMMC User Manual

OLIMEX© 2015
 AUDIO
 Integrated HI-FI 100dB Audio Codec
 Dual analog mic amplifiers
More information can be found on Allwinner's web site at the following web-address:
http://www.allwinnertech.com/en/product/A20.html

4.2 Block diagram

The block diagram is taken from Allwinner's web-site.
Page 22 of 56
A20-OLinuXino-MICRO user's manual