Detailed Instructions: In this task, we ask you to elaborate the sentence without changing its general meaning. You can do so by explaining further the input sentence, using more precise wording, adding qualifiers and auxiliary information etc.
Q: It was a de facto industry standard for many years , and was finally standardized as IEEE 1284 in the late 1990s , which defined a bi-directional version of the port .
A:
It was an industry " de facto " standard for many years , and was finally standardized as IEEE 1284 in the late 1990s , which defined the Enhanced Parallel Port ( EPP ) and Extended Capability Port ( ECP ) bi-directional versions .