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Allwinner A20 Development Board

Overview

A20 solution testing,
Allwinner A20, 0.8Pitch
6-layer board, free prototyping, thanks to JLC
for one DDR3 port, three USB ports, one OTG port,
dual-core A7. It runs normal applications, but it lags terribly when running cloud storage, which is understandable given it's only a dual-core A7.
It can't run Docker.
Allwinner memory testing software runs it at 888MHz without problems.
There was a flying wire in the picture, which has been fixed in the PCB file.
Enthusiasts can join group 691864140 to learn and exchange ideas!

Design Files

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Update:2026-03-28 23:34:58

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