Jarek Lupinski has posted an update for his Teensy E-Paper Shield project:
Final Code and Pictures
I finished writing a few helper functions that should get you up and running with the Epaper display shield. It can be easily integrated into a larger graphics library like Adafruit’s GFX for more intensive work.
The source code can be downloaded from Hackaday.io:
OSH Park 
Nice project! How about providing a parts list for the substituted U.S. parts for the interface.
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Here’s the parts list from Jarek Lupinski: https://cdn.hackaday.io/files/13327570182368/EpaperTeensyBoardPartlist.txt
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Outstanding. Thanks so much.
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