EDA version of glycyrrhizic acid-free 2.9-inch SD ink screen reader (removes front light)

Lichuang EDA copy board glycyrrhizic acid and non-acid ink screen reader
original project link https://oshwhub.com/jie326513988/SDka-mo-shui-ping-yue-du-qi
This version is Lichuang EDA copy board, which can be used immediately Chuangbai Prostitute Board
----------Updated on 2023.02.02----------
The copied board has been verified and can be eaten with confidence~
The 3D model and component model have been repaired, and you can safely weld according to Graphical BOM patch in auxiliary tools or accessories
----------updated on 2023.03.18----------
Optimize grounding, change some traces to arcs, reduce interference,
add 4.2-inch dual IC black and white screen support (E042A03-A1)
If this screen is not used, the GPIO10 pin of ESP12F does not need to be soldered
----------2023.04.08 update ----------
Optimization The layout
abandons three mute buttons and uses two mute buttons that do not require modification of the shell.
New naming rules RevA-version date
----------2023.06.12 update----------
Optimize the layout
 
of physical pictures