5.2. PRU ICSS Profinet Slave Release Notes¶
5.2.1. Overview¶
The PRU-ICSS Profinet Slave package provides the foundation that facilitate application software development for Profinet Slave on TI Sitara Embedded Processors with PRU-ICSS HW IP.
5.2.3. Documentation¶
- Software Developer Guide: Provides information on features, functions, delivery package and, compile tools for the release. This also provides detailed information regarding software elements and software infrastructure to allow developers to start creating applications.
- Getting Started Guide: provides information on getting the software and running basic examples/demonstrations bundled in the package.
- User Guide: Provides basic information on the applications
- EVM Quick Start Guide: Provides information on hardware setup and running the demonstration application that is loaded on flash. This document is provided as part of the EVM kit.
5.2.3.1. Release 01.00.04¶
Released January 2021
5.2.3.1.2. Features supported¶
PROFINET RT/IRT device
Profinet I/O RT/IRT Device(slave) conforms to PROFINET Conformance classes A, B and C functionality.
PROFINET I/O RT/IRT Device Features:
Supports minimum cycle time of 250 us
Integrated two-port cut-through switch, 100 Mb/s Full Duplex
- Relative forwarder, computes the Forward FSO for RTC3 frames which have to be forwarded (not supported in EA release)
Profinet Quality of Service(QoS)
- Four priority receive queues on host port, each queue 6 KB in size
- Four priority transmit queues on each physical port, each queue 3 KB in size
Up to 8 Application Relations (ARs)
8 IOCRs
- 8 Consumer Protocol Machines (CPM)
- 8 Provider Protocol Machines (PPM)
- Supports PROFINET IO data size from 40 to 1440 Bytes
Data Hold Timer
DCP Identify Filter
- DCP Identify frame is given to host only if it is meant for it otherwise it is just forwarded
- Reduces the DCP Identify frames reaching host at a particular node at network startup
One Step Time Synchronization (PTCP)
1 millisecond buffering per port
802.1d learning bridge for received source MAC addresses
PNIO static routing and custom FDB for multicast addresses
Interrupt Pacing
Media Redundancy Protocol (MRP) - Bump less transition of PROFINET connection to redundant
path on ring break
- Switch address learned table (FDB) is flushed in 2.4 micro seconds
Isochronous Mode
Compliant with Automated RT Tester Version 2.35.2.2
Integrated with Molex PROFINET stack v5.5.0.0 evaluation version
Integrated with HCC Embedded SNMP stack v3.9 evaluation version
5.2.3.1.4. PRU-ICSS Firmware Revision¶
| Platform | Build | Firmware Header Location |
|---|---|---|
| AM64x | 0.14.5 | protocols\profinet_slave\firmware\g_v1.0 |
5.2.3.1.6. Known Issues¶
This section contains the list of Known Issues at the time of making the release.
| Record ID | Platform | Details |
|---|---|---|
| PINDSW-4725 | AM64x | PLC communication unstable with Profinet Device in RGMII mode |
| PINDSW-4727 | AM64x | Different Access Ways Test failing with Profinet IRT application |
