RK3288 Hardware Design Guide
22 2G/3G/4G
22.1 Schematic
PIN APIO5_VDD is the power domain for GPIO, in actual product design, IO power is
supplied based on 4G module, make sure GPIO level can match 4G module as shown in Fig
22-1, 22-2.
Fig 22-1
Fig 22-2
Reserve ESD component for USIM socket, to avoid module damage caused by plugging,
as shown in Fig 22-3.
Содержание RK32 Series
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Страница 2: ...RK3288 Hardware Design Guide Revision History Date Revision Description 2014 12 15 1 2...
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