About

The FourBits font allows you to print hexadecimal characters in a format easily recognizable by software. Each character is made up of four squares and each square represents one bit. Four bits allow us to represent the sixteen characters of the hexadecimal system.

0     1     2     3     4     5     6     7     8     9     A     B     C     D     E     F

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00  00  00  00  01  01  01  01  10  10  10  10  11  11  11  11

00  01  10  11  00  01  10  11  00  01  10  11  00  01  10  11

More Info:

github.com/alejsanc/heximage

www.cuadernoinformatica.com/2021/12/grabacion-de-archivos-en-papel.html