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RAD-Star User’s Guide

Version 1.2 - June 1, 2016

The

First Flag

and

Last Flag

fields are interpreted by the receiving device as follows:

•

First Flag = 1 / Last Flag = 0:

First piece of a split message.

•

First Flag = 0 / Last Flag = 1:

Second piece of a split message.

•

First Flag = 1 / Last Flag = 1:

Complete, unsplit message.

Содержание RAD-Star

Страница 1: ...s Inc 31601 Research Park Drive Madison Heights MI 48071 USA ph 1 586 731 7950 fax 1 586 731 2274 www intrepidcs com www aeta rice com RAD Star BroadR Reach 100BASE T1 Ethernet Active Tap User s Guide Version 1 2 June 1 2016 ...

Страница 2: ...d mention of the formal IEEE name of BroadR Reach 100BASE T1 Corrected error in description of Figure 15 1 2 2016 06 01 Corrected length of RAD Star frame wrapper mentioned in Section 11 Clarified requirement to use Gigabit Ethernet for conventional Ethernet switch in high speed applications Added note that undersized frames are not captured by the RAD Star Added contact information for ICS intern...

Страница 3: ...Package Contents 1 3 Overview of Operation and Features 1 4 Description of RAD Star Interfaces and Indicators 4 5 Hardware and Software Requirements 6 6 Cables and Connectors 8 7 Hardware Setup Active Tap 9 8 Hardware Setup Media Converter 13 9 Troubleshooting 16 10 Support 19 11 Reference Frame Wrapping and Wrapper Format 20 ...

Страница 4: ...dR Reach cables terminated with Molex Mini50 connectors If anything is missing please contact Intrepid for prompt assistance using the information at the end of this guide More information about cabling can be found in Section 6 of the guide 3 Overview of Operation and Features We ll now briefly outline the RAD Star s construction operation and features This overview will help you better understan...

Страница 5: ... PC to Switch PC to ECU Figure 1 Using the RAD Star as an Active Tap On the left a standard connection between an Automotive Ethernet switch and a single ECU Other ECUs connected to the switch are not shown On the right the network that results after inserting the RAD Star as an active tap Messages flow from the switch through the RAD Star to the ECU and vice versa maintaining normal operation of ...

Страница 6: ...or which an error has been detected and strip the FCS error detection field even on valid frames The RAD Star s special wrapping mechanism allows it to capture BroadR Reach frames in their entirety including the FCS field and ensures that error frames are preserved so they can be analyzed Note however that undersized runt frames will not be captured Features Here are some of the noteworthy feature...

Страница 7: ... making the device easier to use in cramped quarters We ll identify the sides by the type of Ethernet ports each contains calling one the Automotive Ethernet Side and the other the Conventional Ethernet Side Automotive Ethernet Side This panel of the RAD Star Figure 4 contains a pair of Molex Mini50 jacks While there is no standardized Automotive Ethernet connector type the Mini50 is used by many ...

Страница 8: ... how the slave device transmits they operate independently Each port has a single LED that indicates the status of that port s link as follows LED Dark No link has been established to the port LED Continually Lit Link established to another BroadR Reach device LED Flashing Link is established and active flashing rate indicates the level of traffic activity for the port During normal operation as a...

Страница 9: ... MASTER Carries messages coming from the device on the BR MSTR port or going to that device Each RJ 45 has a pair of integrated LEDs that provide information about it Link LED Above Left Indicates that a valid link has been established between the RAD Star and the conventional Ethernet network Activity LED Above Right Flashes when traffic passes in either direction over the attached Ethernet cable...

Страница 10: ...o work with it Please contact Intrepid Control Systems for more information on Vehicle Spy Note that the conventional Ethernet switch is necessary for active tap operation because of the RAD Star s two conventional Ethernet connections If you are tapping links sending data at high speed the aggregate throughput of the two Ethernet links may exceed 100 Mb s and for this reason we recommend that bot...

Страница 11: ...orts that have Mini50 jacks If your AE hardware does not use Mini50 please snip off the Mini50 plugs on one end of each of the supplied cables Then simply attach the appropriate plug for the connector type used in your application or directly connect the bare wires to the devices you want to work with The pinout for the RAD Star s Mini50 jacks can be found in Table 1 with the pin numbers illustrat...

Страница 12: ...bel Description 1 LIN LIN interface Intrepid use only 2 HS CAN L High speed CAN low Intrepid use only 3 GND Ground 4 No Connect 5 GND Ground 6 GND Ground 7 HS CAN H High speed CAN high Intrepid use only 8 No Connect 9 V BATT DC voltage input Table 2 RAD Star CAN PWR DB 9 Jack Pinout Figure 7 RAD Star CAN PWR DB 9 Jack Pins are numbered 1 to 9 from left to right as shown 7 Hardware Setup Active Tap...

Страница 13: ...s each plug is seated Figure 9 Connecting BroadR Reach Cables to the RAD Star 2 Connect BroadR Reach Cables to ECU Switch Ports If you are testing a link between an ECU and switch attach the other ends of the BroadR Reach cables to the ECU and switch ports of that link If testing a link between two ECUs attach the cables to those ECUs When connecting your Automotive Ethernet devices attach the ECU...

Страница 14: ... Star Connect one end of each of the supplied conventional Ethernet cables to the SLAVE and MASTER ports on the RAD Star Figure 10 You will again hear a click as the jacks are attached Figure 10 Connecting Ethernet Cables to the RAD Star 4 Connect Ethernet Cable to PC Connect a third Ethernet cable to the PC that you wish to use to monitor traffic coming from the RAD Star Figure 11 Figure 11 Conne...

Страница 15: ...o the RAD Star as shown in Figure 13 Assuming that the power supply is turned on you should see the link LEDs light up for the RAD Star s two Ethernet connections Figure 13 Connecting Power Cable to the RAD Star Your RAD Star is now ready to be used as an active tap Figure 14 shows a complete sample configuration If you experience any issues setting up the hardware please refer to the enclosed tro...

Страница 16: ...uring the RAD Star as a media converter involves the same basic process outlined in the active tap description above but the omission of the Ethernet switch makes this setup considerably simpler As before you can make the connections in any order and we assume that you have already made or modified any necessary cables per the directions in Section 6 The hookup diagram to use the RAD Star as a med...

Страница 17: ...he RAD Star BR MSTR Port Note If you are unsure of whether the ECU is a master or slave just choose either BR SLAVE or BR MSTR If the RAD Star doesn t work you ll know you chose incorrectly the hardware will not be damaged and you can simply swap to the other port If you change which BroadR Reach port you use remember to also change the Ethernet port you connect to as well 2 Connect BroadR Reach C...

Страница 18: ...lier in Figure 11 5 Connect Power Supply to RAD Star Attach the cable coming from your DC power supply to the RAD Star If the power supply is on the link LED for the connected Ethernet port should now illuminate You re done the RAD Star can now be used as a media converter Figure 18 shows a typical configuration Please refer to the troubleshooting and support information that follows if you encoun...

Страница 19: ...nected to any other devices Check that at least one of its Ethernet ports has been correctly connected to either type of Ethernet device BroadR Reach or conventional and that the device is powered on and operating If the RAD Star is connected to a powered device and still has no LEDs lit this usually means that the RAD Star itself is not receiving power Try the following Check the power connection...

Страница 20: ...Reach switch port configured as a slave device similarly any connection from the BR SLAVE port should go to an ECU or switch port configured as a master If you are unsure try switching the connections Double check the connections at both ends of the cable s Remove the cable from the RAD Star and reconnect it Check for a loose connection at the Automotive Ethernet device Try a different cable if po...

Страница 21: ...orrectly If the MASTER or SLAVE conventional Ethernet LED is not flashing then there is a problem with the link to your PC or Ethernet switch Try a different cable switch or Ethernet port If the attached devices and cables seem to be correct the issue may be with the RAD Star itself please contact Intrepid for assistance Data Sent by PC Not Received by Automotive Ethernet Device s Start by checkin...

Страница 22: ... wires or you may damage the cable 10 Support If you have a problem you cannot resolve on your own feel free to contact ICS for assistance at one of our offices United States Headquarters Our primary support personnel can be reached at our American headquarters in the Detroit area using the following contact information Phone 800 859 6265 or 586 731 7950 extension 1 Fax 586 731 2274 Email icssuppo...

Страница 23: ... this contact information Phone 91 97 66 44 55 33 Email sbhagwat intrepidcs com Australia Office Our Australian office can be reached as follows Phone 03 9466 4948 international callers 61 3 9466 4948 Email icsaustralia intrepidcs com 11 Reference Frame Wrapping and Wrapper Format In the overview Section 3 we mentioned that the RAD Star encloses each message received on its BroadR Reach ports in a...

Страница 24: ... Original Frame Wrapped Frame Figure 19 Overall Wrapped Frame Format The wrapped frame consists of a wrapper header and footer encapsulating the original frame including its header and footer prefixed by the special RAD Star header Splitting and Reassembly of Long Frames The addition of the wrapper frame header wrapper frame footer and RAD Star header mean that a wrapped frame is 28 bytes larger t...

Страница 25: ...ss of the original frame Wrapper Ethertype 2 Bytes Set to 0xBEEF a special value that indicates to software such as Vehicle Spy that the message is a wrapped frame Here are the fields in the RAD Star header and how their values are used Frame Length 2 Bytes Carries the length of the original frame Split Data 1 Byte Special information used to control splitting and reassembling large frames when ne...

Страница 26: ...ion 1 2 June 1 2016 The First Flag and Last Flag fields are interpreted by the receiving device as follows First Flag 1 Last Flag 0 First piece of a split message First Flag 0 Last Flag 1 Second piece of a split message First Flag 1 Last Flag 1 Complete unsplit message ...

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