DIN EN 50090-5-2-2004 家用和建筑物用电子系统(HBES).第5-2部分:介质和介质相关层.基于HBES1类的双扭线网络
Home and Building Electronic Systems (HBES) - Part 5-2: Media and media dependent layers - Network based on HBES Class 1, Twisted Pair; German version EN 50090-5-2:2004, text English
This European Standard defines the requirements for the medium specific physical and data link layer for HBES Class 1 Twisted Pair in its two variations called TP0 and TP1.