4.2-inch ink screen reader

4.2-inch glycyrrhizic acid and non-acid ink screen reader
Licorice Project link https://oshwhub.com/jie326513988/SDka-mo-shui-ping-yue-du-qi
This version design reference: Invincible Carrying Onions Project https:// oshwhub.com/z294933698/4-2-cun-mo-shui-ping-gai_copyHalf
                           sugar version of the latest 4.2 three-color ink screen calendar https://oshwhub.com/HalfSweet/ThreeColorEPaper
 
can use the shell provided by Qunyou Dry Tank. file, but still optimizing
the board thickness to 1.6mm.
Please note that the bold font above is the screen name of the author of the shell. Please review
the board file, graphical BOM and shell. See the attachment below
 
for the update log
--------- -2023.03.25 update----------
Add support for esp8266 module ESP12F
Add support for 4.2-inch dual IC black and white screen (E042A03-A1, etc.), need to use ESP12F.
If you do not use this screen, ESP12F There is no need to solder the GPIO10 pin
, and there is not much time to optimize the wiring. This version temporarily uses a 4-layer design
----------2023.04.08 update----------
Add shutdown The version that does not lose time
cancels the three mute buttons, replaces them with ordinary buttons,
optimizes the board frame, does not block the double IC cable,
repairs the FPC seat position
and limits the battery size 603450
version naming rules RevB - version update time
This version has been verified and can be consumed with confidence
- ----------Updated on 2023.06.21----------
Optimized layout and routing shell
file, please see the attached
 
physical picture (not perfect, to be further optimized)