SPRACH6F January   2019  – September 2025 66AK2G12 , AM2431 , AM2432 , AM2434 , AM3356 , AM3357 , AM3358 , AM3359 , AM4376 , AM4377 , AM4378 , AM4379 , AM5706 , AM5708 , AM5716 , AM5718 , AM5726 , AM5728 , AM5729 , AM5746 , AM5748 , AM5749 , AM6411 , AM6412 , AM6421 , AM6441 , AM6442 , AMIC110 , AMIC120

 

  1.   1
  2.   Abstract
  3.   Trademarks
  4. 1Introduction
  5. 2Communication Protocols
    1. 2.1 PROFINET
    2. 2.2 EtherCAT
    3. 2.3 EtherNet/IP
    4. 2.4 IO-Link
    5. 2.5 Parallel Redundancy Protocol (PRP)
    6. 2.6 High-Availability Seamless Redundancy (HSR)
    7. 2.7 OPC UA
    8. 2.8 Modbus TCP/IP
  6. 3Sitara Support for 3rd Party Protocol Stacks
  7. 4Revision History

2.4 IO-Link

TI provides IO-Link® master support for multiple ICSS enabled devices. The key benefit of the design is the offloading of IO-Link message handling to the PRU Subsystem. By this the design can provide high performance with low CPU load.

Table 2-4 Support Feature Set
FeatureDescriptionImplementation
IO-Link TypesIO-Link MasterYes
IO-Link StandardsIO-Link Specification IEC 61131-9 V1.1.4Yes
IODD V1.1Yes
Communication ClassessCom1, Com 2, Com 3 (4.8, 38.4, 230.4 Kbit/s)Yes
Telegram Types

All

Yes
Max. IO-Link Channels8Yes
IO-Link StackHardware interface (BSP, HW control)Yes
Message handlerYes
Application layer (on-request data objects, process data objects)Yes
System managementYes
Data storage (master)Yes
Standard master interface via APIYes
Standard master interface via UARTYes

Standard Master interface via LWIP

Yes

Device ConfigurationIO-Link Master Configuration ToolYes