Full 0-127 ASCII character reference with Decimal, Hexadecimal, and Binary representations.
ASCII Architecture: ASCII (American Standard Code for Information Interchange) uses a 7-bit character encoding system providing $2^7 = 128$ code points ($0\text{ to }127$).
Control Characters ($0\text{--}31, 127$): Non-printable codes designed for hardware flow control and teletype formatting (e.g., NUL, SOH, ACK, LF line feed = 10, CR carriage return = 13, ESC escape = 27, DEL = 127).
Printable Characters ($32\text{--}126$): 32 represents whitespace (Space), $48\text{--}57$ represent decimal numerals '0'–'9', $65\text{--}90$ represent uppercase 'A'–'Z', and $97\text{--}122$ represent lowercase 'a'–'z' (with a constant $32 = 0x20$ bit flip between cases).
Operating Instructions: Browse the table to inspect Decimal, Hexadecimal, Binary, and Character glyph representations across the entire standard 7-bit space.
ASCII stands for American Standard Code for Information Interchange.
Characters 0-31 and 127 are non-printable control characters.
Characters 32-126 are printable characters, including letters, digits, punctuation marks, and a few miscellaneous symbols.
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