Native to Sultanate of Rum, Anatolian beyliks Linguist list 1ca Old Anatolian Turkish | ||
Old Anatolian Turkish (Modern Turkish: Eski Anadolu Türkçesi) is the stage in the history of the Turkish language spoken in Anatolia from the 11th to 15th centuries. It developed into Early Ottoman Turkish. It was written in the Arabic script. Unlike in later Ottoman Turkish, short-vowel diacritics were used.
Despite this, it had no official status until in 1277, Mehmet I of Karaman declared a firman:
References
Old Anatolian Turkish Wikipedia(Text) CC BY-SA