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Appendix WAVECOM Decoder W74PC, W-PCI/e, W-CODE, W-CLOUD Manual V9.1.0
ITA-5 Alphabet
An alphabet in which 128 unique 7-bit strings are used to encode upper- and lower-case letters, 10 deci-
mal numerals, special signs and symbols, diacritical marks, data delimiters, and transmission control
characters, 12 of the 7-bit strings are not assigned to any letter, numeral, or control character, and the
unassigned bit strings are open for use in a given country that may have unique requirements, such as
monetary symbols; diacritical marks, such as the tilde, umlaut, circumflex, and dieresis, and a two-
condition 8-bit pattern may be used that consists of seven information bits and a parity check bit.