Bit Splotches: Dot Matrix Printing with Python
Thomas Winningham
https://pyohio.org/2018/schedule/pres...
Brief history of consumer printing in the late 80's
Dot Matrix
Epson "Compatible" and not
Parallel and Serial Interfaces
Rejuvenating ribbons with WD-40
Interfacing with the device over USB
Trying (and failing) with available printer drivers
Being lucky and having the manual for the printer
NetPBM (a textual bit representation of images)
Dithering with GIMP, ImageMagick, and Pillow
Mapping printer pins to NumPy matrices
Python integration with CUPS using Tea4CUPS
Custom fonts using NumPy and the Read-Font library (ported to Python 3)
Demo and Examples
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