Table of Contents S5-95U/95U, SINEC L2
Page
3.3 Starting Up a System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 - 5
3.3.1 Suggestions for Configuring and Installing the Equipment . . . . . . . . . . . 3 - 5
3.3.2 Prerequisites for Starting Up the S5-95U as a SINEC L2 Station . . . . . . 3 - 6
3.3.3 System Startup Diagnostics and Procedures . . . . . . . . . . . . . . . . . . . . 3 - 7
3.4 FMA Services . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 - 10
3.4.1 Principle of Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 - 10
3.4.2 The Types of FMA Services . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 - 12
3.4.3 Assigning Parameters in DB1 for the FMA Services . . . . . . . . . . . . . . . 3 - 13
3.4.4 Managing of all FMA Services with FB222 . . . . . . . . . . . . . . . . . . . . . . 3 - 14
3.4.5 Reading Out a List of All Active Stations on the Network
(LAS_LIST_CREATE) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 - 17
3.4.6 Reading the Status of Another Station (FDL_STATUS) . . . . . . . . . . . . 3 - 19
3.4.7 Reading Updated Bus Parameters (READ_VALUE) . . . . . . . . . . . . . . . 3 - 21
3.4.8 Reading Out Available Token Hold Time When Receiving the Token
(TIME_TTH_READ) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 - 24
3.4.9 Reading Out the Event Message (MAC_EVENT) . . . . . . . . . . . . . . . . 3 - 26
4 Data Transmission Using a Standard Connection . . . . . . . . . . . . . . . . . . . 4 - 1
4.1 Features of a Standard Connection . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 - 1
4.2 Assigning Parameters in DB1 of the S5-95U for Data Exchange with
Standard Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 - 3
4.3 Transmitting Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 - 5
4.4 Receiving Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 - 7
4.5 Programming Example for Data Transmission via a Standard Connection 4 - 9
4.6 Broadcast Request (“Transmit to All”) . . . . . . . . . . . . . . . . . . . . . . . . 4 - 14
5 Integral Standard Function Blocks L2-SEND and L2-RECEIVE . . . . . . . . . . 5 - 1
5.1 Parameters for L2-SEND and L2-RECEIVE . . . . . . . . . . . . . . . . . . . . . 5 - 2
5.2 Direct and Indirect Parameter Settings for the L2 Function Blocks . . . . . 5 - 4
5.3 Parameter Assignment Error Byte (PAFE) . . . . . . . . . . . . . . . . . . . . . . 5 - 5
5.4 Status Byte . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 - 6
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EWA 4NEB 812 6112-02
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