RK3288 Hardware Design Guide
17 Audio Codec & SPDIF
17.1 Schematic
CODEC I2S interface power supply region feeds APIO4_VDD, in practical produce design,
actual IO power supply requirement based on Codec, choose a corresponding supply circuit
(1.8V or 3.3V), and remains equal to pull-up level of I2C, otherwise it will cause abnormal
working or halt working, as shown in Fig 17-1,17-2.
Fig 17-1
Fig 17-2
Summary of Contents for RK32 Series
Page 1: ...RK3288 Hardware Design Guide RK3288 Hardware Design Guide Revision 1 2 Jun 18 2014...
Page 2: ...RK3288 Hardware Design Guide Revision History Date Revision Description 2014 12 15 1 2...
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