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Difference between Reading a DID using RDBI (0x22) and using Routine Control...

This was a question I was asked some time ago and forgot its answer, however, I would like to have a "detailed" answer to this question.Explain the difference between using RDBI (0x22) UDS service and...

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Frame Gateway in AUTOSAR instead of PDU or Signal Gateway for N-PDU to...

Is there anything possible in AUTOSAR related to N-PDU based routing, which essentially means Frame Based Routing? If so, some related AUTOSAR System Template Artifact snippets please to help better...

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AutoSAR : Multiple Freezeframe per event

AutoSAR : in multiple freezeframe why demDidIdentifier multiplicity is 1 w.r.t data element? How the configuration for multiple freezeframe diff dids are configured ?I want to design autosar 4.4.0...

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How to Accurately Check Cycle Time for LIN Messages

How to Calculate Cycle Time for LIN Messages from ARXML or LDF FilesMy ApproachFrom ARXML Files:Extract the schedule tables for each cluster.Identify the specific signal/message of interest within each...

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Can a single DTC conatin Snapshot records with different DIDs?

Suppose I have configured DID_1, DID_2 DID_3 and DID_4. If I have assigned 2 snapshot records for a DTC(0x610091), can I have DID_1 and DID_2 for snapshot record 1 and DID_3 and DID_4 for snapshot...

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AUTOSAR NM User Data Enabled for one CAN Connector and not for other CAN...

I have one ECU with two CAN Connectors [CAN1 and CAN2] and two are on different NM CAN Clusters.I want NM-USER-DATA_ENABLED value TRUE only for CAN1 while I want FALSE for CAN2.Is that allowed...

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how to make a structure defined in a NVM AUTOSAR module invisible for the...

There is a requirement in the AUTOSAR NVM module that says: [SWS_NvM_00135] The Administrative block shall be invisible for the application and is used exclusively by the NvM module for security and...

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How to use EcuMWakeupSource which is not related to a ComM

I have defined wakeup sources in EcuMWakeupSource for which the parameter EcuMComMChannelRef is empty (=> there is no relationship to any ComM channel).Now I am trying to set such a wakeup source by...

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NVM Configuration of readall without write operation causing integrity failure

I am facing one issue in nvm configuration. I am using vector stack. Here for some blocks readall is enabled but write all is not enabled and write_block also happens either by executing diagnostic...

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Building an Zonal Ecu without Autosar

I just started in a new Automotive company and they are playing to build Zonal Ecu without Autosar.It is something like...

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about AUTOSAR C++ A4-7-1 example

I am in a position where I must strictly adhere to AUTOSAR’s C++ coding rules, and I am troubled by them every day. One day, while checking the rules, I noticed something strange about the sample for...

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How to specify someip method-id and event-id in ARXML (classic autosar)

Are there dedicated tags to specify someip deployment information inside ARXML of classic autosar?(For Franca IDL it can be specified in fdepl file: SomeIpMethodID)

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Autosar PDUR Handle ID generation Issue

I am currently working on Autosar Project, where I am facing the issue of PDU - Destination and Source Handle ID generated when ECU extract is imported.Both the parameters are automatically getting...

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Linker and Memory map for shared memory in autosar embedded environment

I am trying to understand the Autosar memory map concept. I have two core micro controller which will send some datas to each other. So I have a shared memory for IPC communication. In my project, I...

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What does tx method spontaneous means in arxml

I am designing test cases for an arxml database for CAN-FD bus. Some PDUs are defined with cycle time 0 and tx Methodspontaneous. I am not sure what to expect here and cannot find any reference.Can...

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How to debug the software reset in the ECU

I would like to understand how to debug and find the root cause of a software reset or a Vector Catch reset. Suppose I am using the AUTOSAR framework, and when I flash the code, I am experiencing...

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Davinci Configurator does not show ECU Components in the Runtime System

I have created a project with Davinci Configurator for RTE and BSW configuration and code generation also for the ASW I have configured a project using Davinci Developer and specified the reference to...

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During UDS diagnosis, the upper computer keeps sending can messages 0x7F&0x78

During UDS diagnosis, the upper computer keeps sending can messages 0x7F & 0x78. The fault is caused by the failure to access the DCM service for debugging. How can I solve this problem? Is it...

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IS CAN NM message suppression possible in AUTOSAR

My ECU sends NM message default at startup. I need to control this behavior to send only on certain events. Is that possible? I'm using EB stack.

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DaVinci Configurator Error to be resolved

I get an below Error from the MCU Module - MCU01803Invalid XPath-expression for Attribute "ENABLE" of node"McuDMAMUXandEDMAConfig":(35016) Cannot get a resource file for target PA and derivative...

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AUTOSAR based application software component for reading CAN messages

I am new to AUTOSAR and COM stack. I am trying to write arxml file for application software component that will receive one CAN message asynchronously and do the decoding. ID is 0x500, DLC is 8 and...

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DEM DTC aging depends on the DTC status mask

when will aging counter of the dtc will starts reducing, specifically based on Which bit of the status mask aging counter will depends.does it depends on the Bit0: Test failed or Bit1 test failed in...

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OS exception while running the application core

I have an application core that includes an OS stack, which checks the interrupt source and ISR routines. While starting the application core, I am encountering an exception. I am using the AUTOSAR...

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How to use global variables across SW Components in AUTOSAR Classic

I add Port and DataElement in each SWC for SWC(SW Components) refer and modify one common variable (e.g. sensorData).Then there are problems.Problem 1 : Runnable in SWC need to many of RTE Read API...

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is DoIP mandatory to use UDS over Ethernet?

Is DoIP mandatory to use UDS over Ethernet for ECU Flash Programming for example or it can be done without DoIpWhat's the main purpose of DoIp if the UDS can be used without it ? is it used mainly for...

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Autosar Spec for I2C and UART

There are autosar specs well defined for CAN,LIN,Ethernet.Why are these specs unavailable for UART and I2C?Is UART and I2C not used in automotive?

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How to Extend OSEK-Based OS to Support Multiple Schedule Tables for...

Question:I am working on extending an OSEK-based OS to implement the SyncScheduleTable API as specified in AUTOSAR 4.4.0. Our current OS only supports a single schedule table, but synchronization...

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AUTOSAR implementation rules?

I just stumbled over a document from Autosar 4.0 release, which specifies some implementation rules:Specification of C Implementation RulesIt's mentioned in the Rev. History of 4.0, but it doesn't seem...

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Ethernet ECU wakeup sequence

I have a question about the sequence after an Ethernet ECU wakes up and starts communicating with its link partner.In AUTOSAR, if LinkUp is achieved before the Ethernet stack is initialized, data will...

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Which AUTOSAR XML Tag differentiates between COM Based Transformer and Data...

In AUTOSAR Specification I find "COM Based Transformer" and "Data Transformation" as two different mechanism.I am unable to map to AUTOSAR Schema Elements from AUTOSAR_0046.xsd to the respective...

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