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Ground in 2 layer boards

danT , 01-16-2021, 08:50 AM
On 2 layer boards, I have seen many engineers define ground planes on the entire top and bottom layers. Then they proceed to place and route the components. They put a lot of vias to connect top and bottom ground planes. Is that a good practice? They used Eagle.
qdrives , 01-16-2021, 04:47 PM
Yes, and do not leave islands.
robertferanec , 01-18-2021, 05:11 AM
Normally I try to keep bottom as solid as possible and only use very short tracks there. If you like, have a look at our 28pins open source project layout:
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