2 ms·
The smallest QR codes are 21x21 pixels. Braille is 2x4. So you might be able to do it assuming there are the right patterns.
by edent 6y ago
The smallest QR codes are 21x21 pixels. Braille is 2x4. So you might be able to do it assuming there are the right patterns.
- froj 6y agoWhat about data matrix [1] instead of QR? The smallest symbol possible is 10x10 so that should be tweetable. [1] https://en.wikipedia.org/wiki/Data_Matrix https://en.wikipedia.org/wiki/Data_Matrix
- grenoire 6y agoBraille characters occupy all 256 (for the 2x4, 8-bit matrix) combinations, so invalid (unused) characters do exist.