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LIO-Aion Settings and Downlink Description

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1. Configuration Overview

Property Value
Product AION LIO IO-Link Adapter
Communication IO-Link Master with LPWAN Connection
Configurable Groups Timing, Trigger, IO-Link Telemetry
Measurement Interval 1 to 660 minutes
Keep-Alive Interval 1 to 24 measurements
Measurement Trigger Local or uplink-controlled

2. AION Resource Groups

Module Group Group ID Description
AION Timing 0x00 Measurement interval and keep-alive uplink interval
AION Trigger 0x01 Manual measurement trigger
AION IO-Link Telemetry 0x02 Read-only IO-Link device identity and process data

3. Kconfig Parameters

Symbol Type Default Description
CONFIG_SENTOS_MODULE_AION bool n Enables the AION module
CONFIG_SENTOS_AION_INTERFACE_IO_LINK bool off Enables the IO-Link master variant with one port
CONFIG_SENTOS_AION_IO_LINK_STARTUP_TIMEOUT_MS integer 5000 ms Wait time for the first valid process data sample

4. Timing Group (0x00)

Resource ID Key Min Max Default Unit
Measurement Period 0x00 period 1 660 5 minutes
Regular Transmission Interval 0x01 every 1 24 1 measurements

5. Trigger Group (0x01)

Resource ID Description Input
Trigger measurement 0x01 0x0001 triggers an immediate measurement and sends the data via uplink. Any other two-byte value merely starts a local measurement. 2-byte big-endian

6. Technical Notes

  • The measurement interval can be configured between 1 and 660 minutes.
  • The keep-alive uplink interval is defined as the number of measurements.
  • The IO-Link startup timeout can be configured between 1000 ms and 30000 ms.
  • The "IO-Link Telemetry" group provides the device identity and raw process data.
  • The trigger function supports remote triggering of measurements via a big-endian command value.
  • All IO-Link process data is provided by the integrated AION LIO IO-Link master.


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