Table of contents Baumer
iv Operating Manual EtherNet/IP and Modbus/TCP | V2
10.2.1 Receive Process Data Methods................................................................................................. 85
10.2.2 Transmit Process Data Methods................................................................................................ 86
11 Functionality Descriptions ......................................................................................................................... 87
11.1 Process Data Block Descriptions.......................................................................................................... 87
11.1.1 Input Process Data Block Description........................................................................................ 87
11.1.2 Output Process Data Block Description..................................................................................... 89
11.2 Event Handling ..................................................................................................................................... 93
11.2.1 Clear Event After Hold Time Process ........................................................................................ 94
11.2.2 Clear Event in PDO Block Process............................................................................................ 95
11.2.3 Clear Event Code in PDO Block and Clear Event After Hold Time Process-PDO Block First... 96
11.2.4 Clear Event Code in PDO Block and Clear Event After Hold Time Process-Hold Time Ex-
pires ...........................................................................................................................................
97
11.3 ISDU Handling ...................................................................................................................................... 98
11.3.1 ISDU Request/Response Structure ........................................................................................... 98
11.3.2 ISDU Request Message Format-From PLC to BIOLM .............................................................. 101
11.3.3 ISDU Response Message Format ............................................................................................. 104
11.3.4 ISDU Blocking and Non-Blocking Methods................................................................................ 107
12 EtherNet/IP CIP Object Definitions ............................................................................................................111
12.1 IO-Link Port Information Object Definition (71 hex) .............................................................................. 111
12.1.1 Class Attributes.......................................................................................................................... 111
12.1.2 Instance Attributes ..................................................................................................................... 112
12.1.3 Common Services...................................................................................................................... 112
12.1.4 Instance Attribute Definitions ..................................................................................................... 113
12.2 PDI (Process Data Input) Transfer Object Definition (72 hex).............................................................. 116
12.2.1 Class Attributes.......................................................................................................................... 116
12.2.2 Instance Attributes ..................................................................................................................... 116
12.2.3 Common Services...................................................................................................................... 116
12.2.4 Instance Attribute Definitions – Attribute 1 to 4-PDI Data Blocks .............................................. 116
12.3 PDO (Process Data Output) Transfer Object Definition (73 hex) ......................................................... 117
12.3.1 Class Attributes.......................................................................................................................... 117
12.3.2 Instance Attributes ..................................................................................................................... 117
12.3.3 Common Services...................................................................................................................... 117
12.3.4 Instance Attribute Definitions – Attribute 1 to 4-PDO Data Blocks............................................. 118
12.4 ISDU Read/Write Object Definition (74 hex)....................................................................................... 118
12.4.1 Class Attributes........................................................................................................................ 118
12.4.2 Instance Attributes ................................................................................................................... 118
12.4.3 Common Services.................................................................................................................... 119
12.4.4 Object Specific Services .......................................................................................................... 119
12.4.5 Instance Attribute Definitions ................................................................................................... 119
12.5 Identity Object (01 hex, 1 instance) ...................................................................................................... 120
12.5.1 Class Attributes........................................................................................................................ 120
12.5.2 Instance Attributes ................................................................................................................... 120
12.5.3 Status Word ............................................................................................................................. 121
12.5.4 Common Services.................................................................................................................... 122
12.6 Message Router Object (02 hex)........................................................................................................ 122
12.6.1 Class Attributes........................................................................................................................ 122
12.6.2 Instance Attributes ................................................................................................................... 122