midTbot_esp32
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A Small and Simple Pen Plotter
hi all, i`m asking for a possible (firmware) extension: there are a few unused gpio`s on the esp32...could them be used to start different plot files by pushing buttons (internal...
I am finding that a heavier/weightier set-screw on the pen improves performance. E.g. https://nl.aliexpress.com/item/33013216975.html - M5 x 16mm - see https://vimeo.com/353804260.
My midTbot is working great, but I've noticed that there is an increase in vertical play as the head gets further away from the X axis. It's up to around...
I have a small batch of midTbot controller kits available on [Tindie](https://www.tindie.com/products/33366583/midtbot-esp32-v1-controller-kit/). 
Hm - seem unable to do a PR on the wiki - possible suggestion below. Dw. https://github.com/dirkx/midTbot_esp32.wiki.git https://github.com/dirkx/midTbot_esp32/wiki commit 0b3bfede5c0680eb9977cf97de8946958ef01d95 (HEAD -> master) Author: Dirk-Willem van Gulik Date: Wed Aug...
Looking at the step file V2 the idler pulleys on the carriage are slightly misaligned with those of the frame.  Is this deliberate? Thanks nik