
Contents MVI56E-FLN ♦ ControlLogix Platform
User Manual FA Control Network Ethernet Communication Module
Page 6 of 155 ProSoft Technology, Inc.
3.3.1 Scrolling LED Status Indicators.............................................................................. 81
3.3.2 Ethernet LED Indicators.......................................................................................... 82
3.3.3 Non-Scrolling LED Status Indicators ...................................................................... 83
3.4 Clearing a Fault Condition ...................................................................................... 84
3.5 Troubleshooting...................................................................................................... 85
4Reference 87
4.1 Product Specifications ............................................................................................ 87
4.1.1 Features.................................................................................................................. 88
4.1.2 General Specifications............................................................................................ 89
4.1.3 Hardware Specifications......................................................................................... 89
4.1.4 Functional Specifications........................................................................................ 90
4.2 Functional Overview ............................................................................................... 91
4.2.1 About FL-net Protocol............................................................................................. 91
4.2.2 Data Flow between Module and Processor............................................................ 99
4.2.3 Backplane Data Transfer...................................................................................... 100
4.3 Implementation of FL-net...................................................................................... 106
4.3.1 Information Tables................................................................................................ 107
4.3.2 Upper Layer Status Read Definition..................................................................... 110
4.3.3 Lower Layer Protocol............................................................................................ 115
4.4 FL-net Protocol and Network................................................................................ 116
4.4.1 Understanding the Basics of FL-net ..................................................................... 116
4.4.2 Data Frame ID of FL-net....................................................................................... 116
4.4.3 Allowable Refresh Cycle Time.............................................................................. 117
4.4.4 Memory Resources............................................................................................... 117
4.4.5 Message Transmissions....................................................................................... 118
4.4.6 Message Transmission Function.......................................................................... 120
4.4.7 Data Volume and Number of Frames................................................................... 122
4.4.8 Network Management........................................................................................... 123
4.4.9 Masterless Transmission Management................................................................ 123
4.4.10 FA Link Protocol.................................................................................................... 126
4.5 Error and Status Data........................................................................................... 128
4.5.1 Status Data........................................................................................................... 128
4.6 FL-net Device Profile for MVI56E-FLN Module.................................................... 129
4.6.1 Text Notation of Profile ......................................................................................... 129
4.7 Module Power Up ................................................................................................. 132
4.7.1 Main Logic Loop ................................................................................................... 132
4.8 State Transition Diagram...................................................................................... 132
4.8.1 A. State Definitions ............................................................................................... 132
4.8.2 B. Initialization Monitoring..................................................................................... 134
4.8.3 C. Network Initialization ........................................................................................ 136
4.8.4 D. Halfway Joining Initialization............................................................................ 137
4.8.5 E. Waiting for Token ............................................................................................. 138
4.8.6 F. Token Holding .................................................................................................. 139
4.8.7 G. Message Transmission State Transition.......................................................... 140
4.8.8 H. Message Reception State Transition............................................................... 141
4.9 Cable Connections - MVI56E-FLN ....................................................................... 142
4.9.1 Ethernet Connection............................................................................................. 142
4.9.2 Ethernet Cable Specifications............................................................................... 142
5Support, Service & Warranty 145
5.1 Contacting Technical Support............................................................................... 145