ASCII Code, Extended ASCII characters (8-bit system) and ANSI Code.
Extended ASCII - Wikipedia
Appendix B - C [Book]
Where is ASCII used and what are the limitations? - Quora
ASCII/character table - Libraries - Arduino Forum
ASCII Chart – CommFront
ASCII Extended Character Set for Mac -- Technical Notes
About Extended ASCII Codes - AlliedModders
The complete table of ASCII characters, codes, symbols and signs, American Standard Code for Information Interchange, The complete ASCII table, characters,letters, vowels with accents, consonants, signs, symbols, numbers ascii, ascii art, ascii
Definition of ASCII chart | PCMag
What is ASCII (American Standard Code for Information Interexchange)?