4 Table of Contents WAGO-I/O-SYSTEM 750750-657 IO-Link MasterManualVersion 1.0.2, valid from FW/HW-Version 02/018 Connect Devices ......................................................................................... 428.1 Connecting a Conductor to the CAGE CLAMP® ................................... 429 Configuration and Parameterization ....................................................... 439.1 Configuration and Parameterization with WAGO-I/O-CHECK............ 449.1.1 User Interface ..................................................................................... 459.1.1.1 Title Bar ......................................................................................... 469.1.1.2 Toolbar........................................................................................... 469.1.1.2.1 Data Frame................................................................................ 479.1.1.2.2 Options ...................................................................................... 499.1.1.2.3 Events........................................................................................ 519.1.1.2.3.1 Mailbox Events .................................................................... 529.1.1.2.3.2 Diagnoses/Errors .................................................................. 539.1.1.3 Register “Master Configuration“................................................... 549.1.1.4 Register “Port Configuration“ ....................................................... 579.1.1.4.1 IODD View of Ports 1 to 4 ....................................................... 629.1.1.5 Register “Module ID“.................................................................... 649.2 Startup with WAGO-I/O-PRO ................................................................ 6610 Diagnostics .................................................................................................. 6710.1 Diagnosis via the Status Byte.................................................................. 6710.2 Diagnosis via the Mailbox ...................................................................... 6810.2.1 Diagnostic Telegram .......................................................................... 6810.3 Event Codes ............................................................................................ 7010.3.1 Event Codes of the IO-Link Masters.................................................. 7010.3.2 Event Codes of Attached Devices ...................................................... 7311 Appendix..................................................................................................... 7511.1 Communication Services of the IO-Link Master .................................... 7511.1.1 Mailbox 2.0 Transmission Method..................................................... 7511.1.1.1 Message ......................................................................................... 7511.1.1.2 Transmission channel .................................................................... 7611.1.1.2.1 The Handshake Byte ................................................................. 7711.1.1.3 Communication Phases.................................................................. 7811.1.1.3.1 Synchronization ........................................................................ 7811.1.1.3.1.1 Mailbox Commands ............................................................. 7811.1.1.3.1.2 Acknowledgement................................................................ 7911.1.1.3.1.3 Signaling............................................................................... 7911.1.1.3.1.4 Finite Automation ................................................................ 8011.1.1.3.2 Data Exchange .......................................................................... 8111.1.1.3.2.1 Example................................................................................ 8211.1.2 Communication via Acyclic Services ................................................ 8311.1.2.1 Parameter Access Service "IOL_CALL" ...................................... 8411.1.2.1.1 Telegram Header....................................................................... 8611.1.2.1.1.1 Entity_Port ........................................................................... 8611.1.2.1.1.2 FI_Index ............................................................................... 8711.1.2.1.1.2.1 Parameter Access via ISDU ............................................ 8911.1.2.1.1.3 Control/State......................................................................... 9011.1.2.1.2 Access to Data Areas ................................................................ 9111.1.2.1.3 Command Register.................................................................... 9211.1.2.1.4 Error Messages.......................................................................... 94