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crwdns2933797:0Umut Erkalcrwdnd2933797:0crwdne2933797:0

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+[* black] This is the ink cartridge pumping mechanism. The last DC motor we detached controls this mechanism.
+[* black] The opto switch reports the mechanism's position.
+[* black] Communication between the board and cartridges is being established by serial data line as I guess.

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