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BS EN 50090-5-2:2020

BS EN 50090-5-2:2020

$198.66

Home and Building Electronic Systems (HBES) – Media and media dependent layers. Network based on HBES Class 1, Twisted Pair

Published By Publication Date Number of Pages
BSI 2020 52
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This document defines the mandatory and optional requirements for the medium specific physical and data link layer for HBES Class 1 Twisted Pair TP1.

Data link layer interface and general definitions, which are media independent, are given in EN 50090-4-2.

PDF Catalog

PDF Pages PDF Title
2 undefined
8 1 Scope
2 Normative references
9 3 Terms, definitions and abbreviations
3.1 Terms and definitions
10 3.2 Abbreviations
11 4 Requirements for HBES Class 1, Twisted Pair Type 1 (TP1-64 and TP1-256)
4.1 Physical layer requirements ā€“ Overview
14 4.2 Requirements for analogue bus signals
4.2.1 General
4.2.2 Specification of logical ā€œ1ā€
15 4.2.3 Specification of logical ā€œ0ā€ (Single)
16 4.2.4 Specification of logical ā€œ0ā€ (overlapping)
17 4.2.5 Analogue requirements within a transmitted character
18 4.2.6 Simultaneous sending / collision behaviour
4.3 Medium attachment unit (MAU)
4.3.1 General
4.3.2 Requirements within a physical segment
4.3.2.1 General
4.3.2.2 Power up behaviour
19 4.3.2.3 Power down behaviour
4.3.2.4 DC behaviour
4.3.2.5 Impedance behaviour
20 4.3.2.6 Transmission behaviour
23 4.3.2.7 Receiving behaviour
4.3.2.8 Signal coding
25 4.3.2.9 Signal decoding
26 4.3.3 Remote powered devices (RPD)
4.3.3.1 General
4.3.3.2 Reset and save behaviour of remote power bus device
27 4.4 Twisted Pair Type 1 bus cable
4.4.1 Requirements
28 4.4.2 Measurement of continuous magnetic and electrical interference respectively transient induced differential voltages
4.4.2.1 Test set-up
4.4.2.2 Requirements
29 4.5 Topology
4.5.1 Physical segment )
4.5.2 Bridge
30 4.5.3 Router, subline, main line and zone
31 4.5.4 Gateways to other networks
32 4.6 Services of the physical layer type Twisted Pair Type 1
4.6.1 General
4.6.2 Physical_Data service
34 4.6.3 Physical_Reset service
4.7 Behaviour of the physical layer type Twisted Pair Type 1 entity
4.8 Data link layer type Twisted Pair Type 1
4.8.1 General
35 4.8.2 Frame formats
4.8.2.1 General
4.8.2.2 Control field (CTRL)
36 4.8.2.3 L_Data frame
4.8.2.4 L_Data_Standard frame
37 4.8.2.5 L_Data_Extended frame
39 4.8.2.6 L_Poll_Data frame
40 4.8.2.7 Acknowledge frame
4.8.3 Medium access control
4.8.3.1 General
42 4.8.3.2 Overview: Priority operation algorithm of the medium access control
4.8.3.3 Priority sequence
43 4.8.3.4 Additional requirement: guarantee of access fairness
4.8.4 Data link layer services
4.8.4.1 General
4.8.4.2 L_Data service and protocol
45 4.8.4.3 L_Poll_Data service and protocol
46 4.8.4.4 L_Busmon service
4.8.4.5 L_Service_Information service
4.8.5 Data link layer protocol
4.8.5.1 General
4.8.5.2 Assemble/Disassemble frame
47 4.8.5.3 Checking for correct request frames
4.8.5.4 Consequences of priority operation and fairness for duplication prevention
48 4.8.6 State machine of data link layer
4.8.7 Parameters of data link layer
49 4.8.8 Reflections on the system behaviour in case of L_Poll_Data configuration faults
4.8.9 The data link layer of a bridge
4.8.10 The data link layer of a router
4.8.11 Externally accessible bus monitor and data link layer interface

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BS EN 50090-5-2:2020
$198.66