Pro Trinket OLED photo fob

Based on the Adafruit project [ ]  I built a little photo fob in a pocketwatch case, with a changing portrait display.

Aside from lots of practice soldering,  the hardest part of the project was debugging why the screen didn’t work on the breadboard (sometimes). Turns out it was a very sensitive tinyusb connection and on the battery pack that issue went away.  I left the usb available for future reprogramming.  I can change the pictures out with other bitmaps.  The original code included four images, I have replaced them with our Cat, Husband in a top hat, Me at the beach, and Son in a fedora.  I love the cat and top hat pictures, the rest did not translate as well, so I’ll go back for better silhouettes.

It is my understanding that the Pro Trinket has the capacity to run small animations.  So future upgrades include;




Ver 1.1 :

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