ðɪs fˈiːtʃɚ kæn biː jˈuːzd fɚðə jˈuːs ʌv pɹˈoʊɡɹæmɪŋ slˈæʃ dˈiːbˌʌɡɪŋ sˈɔftwɛɹ fɚðə kˈælkjʊlˌeɪɾɚ ðæt ɹᵻkwˈaɪɚz ɐ lˈɪŋk tʊ ɐnˈʌðɚ kˈælkjʊlˌeɪɾɚ jˈuːnɪt.
This feature can be used for the use of programming/debugging software for the calculator that requires a link to another calculator unit.