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BS EN 61375-3-1:2012

BS EN 61375-3-1:2012

$215.11

Electronic railway equipment. Train communication network (TCN) – Multifunction Vehicle Bus (MVB)

Published By Publication Date Number of Pages
BSI 2012 134
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This part of IEC 61375 applies where MVB is required.

PDF Catalog

PDF Pages PDF Title
8 English
CONTENTS
14 INTRODUCTION
15 Figures
Figure 1 – Reference device and structure of the document
16 1 Scope
2 Normative references
17 3 Terms and definitions, abbreviations and conventions
3.1 Terms and definitions
34 3.2 Abbreviations
35 3.3 Conventions
3.3.1 Base of numeric values
36 3.3.2 Naming conventions
3.3.3 Time naming conventions
3.3.4 Procedural interface conventions
38 Tables
Table 1 – Template for the specification of an interface procedure
39 3.3.5 Specification of transmitted data
Table 2 – Example of message structure
40 Table 3 – Example of textual message form (corresponding to Table 2)
41 3.3.6 State diagram conventions
Figure 2 – State transition example
Table 4 – State transitions table
42 4 Physical Layer
4.1 Topology
4.1.1 Segments
4.1.2 Couplers
43 4.1.3 Double-line segments
4.2 Device classes
4.2.1 Capabilities
Figure 3 – MVB configuration
44 4.2.2 Class 0 devices
4.2.3 Class 1 devices
4.2.4 Class 2 devices
4.2.5 Class 3 devices
4.2.6 Class 4 devices
4.2.7 Class 5 devices
Table 5 – MVB devices capabilities
45 4.2.8 Device Attachment
4.3 Specifications common to all media
4.3.1 Signalling speed
4.3.2 Propagation delays
4.3.3 Transceiver interface
46 4.3.4 Redundant medium (option)
Figure 4 – Transceiver interface
47 4.4 Electrical Short Distance medium (choice)
4.4.1 ESD topology
Figure 5 – Example of ESD segment
48 4.4.2 ESD configuration rules
Figure 6 – Example of terminator
49 4.4.3 ESD section specifications
4.4.4 ESD shielding
50 4.4.5 ESD medium-dependent interface
Figure 7 – ESD backplane section (double-line)
51 Figure 8 – ESD connector arrangement
Table 6 – Pin assignment for the ESD connector
52 4.4.6 ESD Line_Unit specifications
4.4.7 ESD signal wave form
Figure 9 – ESD terminator connector arrangement
53 4.4.8 ESD transmitter
Figure 10 – Example of start of frame (ESD)
54 4.4.9 ESD receiver
Figure 11 – End of an ESD frame (both cases)
55 4.5 Electrical Middle Distance medium (choice)
4.5.1 EMD topology
4.5.2 EMD configuration rules
Figure 12 – EMD medium
56 4.5.3 EMD terminator
4.5.4 Cable section
57 4.5.5 EMD shielding
Figure 13 – Shielding (single-line segment)
58 4.5.6 EMD medium-dependent interface
Figure 14 – Single-line device attachment
59 Figure 15 – Double-line device attachment to EMD
60 Figure 16 – EMD connectors arrangement
Table 7 – Pin assignment for the EMD connector
61 4.5.7 EMD Line_Unit specifications
Figure 17 – EMD terminator strapping
62 4.5.8 EMD signal waveform
4.5.9 EMD transmitter specifications
Figure 18 – Example of start of an EMD frame
64 Figure 19 – Example of pulse waveform at EMD transmitter
65 Figure 20 – Example of end of EMD frame
66 4.5.10 EMD receiver specifications
Figure 21 – EMD receiver test signal
67 4.6 Optical Glass Fibre medium (choice)
68 4.6.1 OGF topology
4.6.2 OGF optical cable and fibre
4.6.3 OGF medium-dependent interface
Figure 22 – Optical link
69 4.6.4 OGF test signal (guideline)
Figure 23 – Optical connector (dimensions in mm)
70 4.6.5 OGF transmitter specifications
4.6.6 OGF receiver specifications
Figure 24 – Example of start of OGF frame
71 4.6.7 OGF active star coupler
Figure 25 – Edge jitter
Figure 26 – Example of active star coupler
72 4.6.8 OGF double-line layout (option)
5 Medium-dependent signalling
5.1 Frame encoding and decoding
5.1.1 Conventions
Figure 27 – Example of a duplicated star coupler
73 5.1.2 Bit encoding
5.1.3 Non-data symbols
5.1.4 Start Bit
5.1.5 Start Delimiter
Figure 28 – “0” and “1” data encoding
Figure 29 – Non_Data symbols encoding
74 5.1.6 End Delimiter
Figure 30 – Master Start Delimiter
Figure 31 – Slave Start Delimiter
Figure 32 – Example of End Delimiter for EMD medium
75 5.1.7 Valid frame (definition)
5.1.8 Detection of line idle
5.1.9 Detection of collision
5.1.10 Receiver behaviour in case of error
5.1.11 Jabber halt
Figure 33 – Example of a valid frame (OGF medium)
76 5.2 Line redundancy (option)
5.2.1 Principle
5.2.2 Redundant transmission
5.2.3 Redundant reception
5.2.4 Switchover
Figure 34 – Signal skew
77 5.2.5 Redundancy status report
5.3 Repeater
78 5.3.1 Repeater between single-line segments
5.3.2 Repeater for redundant medium (option)
Figure 35 – Example of repeater for single-line attachment
79 6 Frames and telegrams
6.1 Frame format
6.1.1 Master Frame format
6.1.2 Slave Frame format
Figure 36 – Example of repeater connecting a double-line to a single line segment
Figure 37 – Master Frame Format
80 6.1.3 Check Sequence
Figure 38 – Slave Frames
81 6.2 Telegram timing
6.2.1 Conventions
6.2.2 Reply delay (definition)
Figure 39 – Telegram timing
82 Figure 40 – Example of Reply delay
83 6.2.3 Frame spacing at the source
6.2.4 Frame spacing at the destination
Figure 41 – Frame spacing at the source side
Figure 42 – Frame spacing at the destination(s)
84 6.2.5 Frame spacing at the master
Figure 43 – Frame spacing at the master side
85 6.3 Detection of correct frames, collision and silence by the master
6.3.1 Correct frame (definition)
6.3.2 Detection of collision by the master
6.3.3 Detection of silence by the master
7 Link Layer Control
7.1 Addressing
7.1.1 Device Address
7.1.2 Logical_Address
86 7.1.3 Group_Address
7.2 Master Frames contents
7.2.1 Master Frame format
7.2.2 F_code encoding
Figure 44 – Master Frame contents
87 7.3 Slave Frame contents
7.3.1 Slave Frame format
Table 8 – Master Frame types and F_code
88 7.3.2 Size error
7.4 Telegram types
7.4.1 Process Data telegram
Figure 45 – Word ordering in a Slave Frame
Figure 46 – Process Data telegram
89 7.4.2 Message Data
Figure 47 – Message Data telegram
90 7.4.3 Supervisory Data telegrams
Figure 48 – Supervisory Data telegram
91 8 Medium allocation
8.1 Organisation
8.1.1 Turn
8.1.2 Basic Period
Figure 49 – Basic Periods
92 8.1.3 Padding
8.2 Periodic Polling
8.2.1 Periodic List
8.2.2 Individual Period
93 8.2.3 Periodic Phase construction
94 8.3 Event Polling
8.3.1 Group_Address
Figure 50 – Example of construction of the Macro_Cycle
95 8.3.2 Event_Round
97 8.3.3 Recommended event search algorithm
98 8.3.4 Supervisory Data frames for Event_Arbitration
Figure 51 – General_Event_Request frame format
Figure 52 – Group_Event_Request frame (M = 6, C = ABCDEF)
99 Figure 53 – Single_Event_Request frame
Figure 54 – Event_Identifier_Response frame
100 8.4 Devices_Scan
8.4.1 Device_Status
Figure 55 – Device_Status_Request
Figure 56 – Device_Status_Response
101 Figure 57 – Device_Status of Class 1 device
Figure 58 – Device_Status of Class 2/3/4/5 device
Figure 59 – Device_Status of a device with Bus Administrator capability
102 8.4.2 Device_Status protocol
Figure 60 – Device_Status of a device with Gateway capability
103 8.4.3 Devices_Scan protocol
9 Mastership transfer
9.1 Mastership transfer operation
9.1.1 Bus administrator configuration
104 9.2 Mastership transfer specifications
9.2.1 States
106 Figure 61 – Mastership Transfer states
107 9.2.2 Time-outs for mastership transfer
9.3 Supervisory data frames for mastership transfer
9.3.1 Device_Status telegram
Figure 62 – Device_Status_Request (sent by current master)
Figure 63 – Device_Status_Response (sent by proposed master)
108 9.3.2 Mastership transfer telegram
10 Link Layer Interface
10.1 Link Layer layering
Figure 64 – Mastership_Transfer_Request (sent by current master)
Figure 65 – Mastership_Transfer_Response (sent by proposed next master)
109 10.2 Link Process Data interface
10.3 Link Message Data interface
10.3.1 General
Figure 66 – Link Layer Layering
110 10.3.2 Priority
10.3.3 Packet size
10.3.4 Protocol_Type
10.3.5 Message Transport Protocol
10.4 Link Supervision Interface
10.4.1 General
10.4.2 Link Supervision Interface procedures
111 10.4.3 MVB_Status
10.4.4 MVB_Control
Table 9 – LS_RESULT encoding
Table 10 – MVB_Status object
112 10.4.5 MVB_Devices
10.4.6 MVB_Administrator
Table 11 – MVB_Control object
Table 12 – MVB_Devices object
113 Table 13 – MVB_Administrator object
114 10.4.7 MVB_Report
115 11 Real-Time Protocols
12 Gateway Function
13 Network Management
13.1 Contents of this clause
13.2 MVB Managed objects
13.2.1 MVB link objects
Table 14 – LS_V_REPORT encoding
116 13.3 MVB Services and management messages
13.3.1 MVB link services
127 Table 15 – Example of mvb_administrator_list
130 Bibliography

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BS EN 61375-3-1:2012
$215.11