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NuMaker-emWin-RDK-N9H20
Main Clock 12MHz Design Suggestion
The 12MHz oscillator is the heart of the N9H20K51N chip and should be preferred in layout. Layout
Basic principles: As close as possible to the chip pin, trace lines shoud be straight doesn't be bent,
and important thing is that XTAL part at the bottom has a complete GND plane.
PCB layout skill was shown as below figure.
Mar. 26, 2021
Page 14 of 25
Rev 1.11
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