BS ISO/IEC 9314-7:1998
Current
The latest, up-to-date edition.
Information processing systems. Fibre Distributed Data Interface (FDDI) Physical layer protocol (PHY-2)
Hardcopy , PDF
English
15-12-1998
FOREWORD
INTRODUCTION
1 Scope
2 Normative references
3 Definitions
4 Conventions and abbreviations
4.1 Conventions
4.2 Abbreviations
5 General description
6 Services
6.1 PHY-to-DLL services
6.1.1 PH_UNITDATA.request
6.1.2 PH_UNITDATA.indication
6.1.3 PH_INVALID.indication
6.2 PHY-to PMD services
6.2.1 PM-UNITDATA.request
6.2.2 PM_UNITDATA.indication
6.2.3 PM_SIGNAL.indication
6.3 PHY-to-SMT services
6.3.1 SM_PH_LINE_STATE.request
6.3.2 SM_PH_STATUS.indication
6.3.3 SM_PH_CONTROL.request
7 Facilities
7.1 Coding
7.1.1 Code bit
7.1.2 Code group
7.2 Symbol set
7.2.1 Line state symbols
7.2.2 Control symbols
7.2.3 Data Quartets (0-F)
7.2.4 Violation symbol (V)
7.3 Line states
7.3.1 Line State (QLS)
7.3.2 Halt Line State (HLS)
7.3.3 Master Line State (MLS)
7.3.4 Idle Line State (ILS)
7.3.5 Active Line State (ALS)
7.3.6 Cycle Line State (CLS)
7.3.7 Noise Line State (NLS)
8 Operation
8.1 General
8.1.1 Coding
8.1.2 Clocking
8.1.3 Latency
8.2 Encode function
8.3 Transmit function
8.4 Receive function
8.5 Decode function
8.6 Elasticity Buffer function
8.7 Line State Detection function
8.8 Smoothing function
8.8.1 Limit Smoother
8.8.2 Target Smoother
8.9 Repeat Filter function
8.9.1 State RF0: IDLE
8.9.2 State RF1: REPEAT
8.9.3 State RF2: FILTER
Annex A (informative) Ring Latency Calculation
Figures
Figure 1 Structure of FDDI standards
Figure 2 Peer Physical Connection example
Figure 3 PHY functional block diagram example
Figure 4 Limit Smoother state diagram
Figure 5 Target Smoother state diagram
Figure 6 Repeat Filter state diagram
Figure 7 FDDI-II jitter characteristics
Tables
Table 1 Symbol coding
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