Big-5 (Traditional Chinese)
This is a 2-byte code, designed to represent traditional Chinese
characters. The first byte is A1-F9; the second byte 40-7E,A1-FE.
The code ranges are:
- punctuation and other symbols
- various units
- Chinese units
- box-drawing pieces and shapes
- Arabic numerals
- Roman numerals
- Hangzhou numerals
- Latin capital letters
- Latin small letters
- Greek capital letters
- Greek small letters
- zhuyin symbols
- zhuyin diacritics
- frequently used hanzi (5401)
- Cyrillic letters
- circled numbers
- parenthesized numbers
- less frequently used hanzi (7652)
Each of the hanzi blocks is ordered by total number of strokes,
then Kangxi radical no.
A variant is the Taiwan standard CNS-11643.
uses a slight variant:
the less frequent hanzi are moved down to occupy C6A1-F755.
The usual encoding is a simple interleaving with plain US-ASCII text.
Part of Notes on CJK Character Codes and Encodings.