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not all OLEDs are created equal!

A project log for ShortyPen (by Jiri Dobry)

An ultra-low resistance 3-wire Kelvin portable ohm meter

criptastichackerCriptasticHacker 09/19/2024 at 21:160 Comments

So...it turns out these cute lil' 0.96inch SSD1306 displays have many manufacturers, each with slight variations.  Make sure to get the color of the pixels you want as well! (white is best in pretty much all cases for the visibility on black background).



There is a frame the designer included that they recommend all sorts of glueing and stuff to get aligned.  The case only fits a particular make of the display though, and if printed in PLA it is the same proble of tolerances being too tight - the buttons wouldnt work.

Printing in TPU, or making a 1mm acrylic lasercut cover would be nice.  I decided I didn't care enough for this project.

(I tried the glue thing...it was wack)

I simply insulated PB1A and PB1B pads with some polyimide and used 32 AWG inductor solid wire to connect the OLED data and power...and this holds it in place just fine.

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