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 # YAMcuMoBo
 
 
-xpill is a  full 2 sided version + a LED,
+xpill is a  full 2 sided version + a LED, uses filled surfaces , for easy engraving with Lasers.
 you got a LED for 3.3v
                   5.0v
 and two LED as output for the user .
 
-
+xpillS is a version for standard etching (chemical) ...
 
 This a constant WIP of an MCU's motherboard .