This code system http://hl7.org/fhir/v2/4000 defines the following codes:

CodeDisplayDeprecateddeprecated
AAlphabetic (i.e., Default or some single-byte)Deprecated as of 1999-051999-05
IIdeographic (i.e., Kanji)Deprecated as of 1999-051999-05
PPhonetic (i.e., ASCII, Katakana, Hiragana, etc.)Deprecated as of 1999-051999-05

Additional Language Displays

CodeNederlands (Dutch, nl)
AAlfabetisch (d.w.z. standaard of bepaalde 1-byte)
IIdeografisch (d.w.z. Kanjii)
PFonetisch (d.w.z. ASCII, Katakane, Hirogana, etc.)

Properties

CodeURLDescriptionType
deprecatedhttp://hl7.org/fhir/concept-properties#deprecatedThe date at which a concept was deprecated. Concepts that are deprecated but not inactive can still be used, but their use is discouragedDateTime