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Questions tagged [automotive]

This covers technical issues in the automotive industry. Due to stringent quality requirements for safety or performance, automotive software development requires specific solutions that differ from standard solutions.

This covers technical issues in the automotive industry that often arise due to stringent quality requirements for safety or performance, automotive software development requires specific solutions that differ from standard engineering solutions. Use this tag when your question is scoped to the automotive industry as special compliance issues might be required in the answers. This tag could often be combined with can-bus.

133 questions
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Questions about CTS/VTS and CDD for android 10

We are developing Head Unit for Automotive and using Android 10. We won't integrate Google Play Services on this. I concern that we have to run and pass CTS/VTS or not? And, Do you have compliant all items in Android CDD? Please help us to make…
Hoàng Mạnh Kiểm
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Is ExoPlayer supported in Android automotive apps?

hey guys I need your help, we are currently develop an android automotive application, and we have a part in it that will play a music/media from HLS, HTTP LIVE STREAMING, and we use as an initial decision ExoPlayer, but we have some fears in the…
Qasem M. Zreaq
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meaning of different data byte format

From the CAN DBC file im taking few Can Messages and assigning values to each signal of Can Messages and then encoding it to send the can message. for each signal, data is encoded in the different(few examples are listed below) Data1-->…
anu
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CAN-bus bootloader standards

I'm developping an open source OTA update system for a few MCUs of a certain project. I wonder if there is some "standard" protocol for CAN-bus based bootloaders. Everything I saw online and in Application Notes from the chip manufacturers seem to…
Oleksiy Protas
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Set signal value using .NET from Visual studio in CANoe

how can i change signal value in CANoe from C# in Visual Studio? I don't want to make a test module and run it from CANoe, i just want to run from Visual Studio and signal value to be changed. I get this error when i'm trying to set a signal…
Horia-Andrei CIULICA
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how to use logical OR operation between macro and global variable

input.c and output.h two files, which are in different location,data in the output.c will be printed out when macro "HEXA" is activated. consider macro "HEXA" is disabled,and i want to print the data in output.h file when i call "active_fun"…
anu
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how does rollback works in automotive software download?

I am trying to figure out way to upgrade software over bus (can/ethernet). While doing this, Safe state suggest to rollback to previous sw. Please can anyone help me understand how and what are the ways to achieve that?
Krutarth Raut
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What is the exact difference between the Hardware objects and mailbox in the com communication stack

as of my understanding the hardware object is a kind of buffer used to store the can data in the Can Controller and in the Can Driver will divide data and store in to Hardware transmit handle (HTH) and Hardware receive Handel (HRT). in CANIF will…
anu
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How can I design Diagnostic Handler in my ECU?

In my application, there is a requirement from our internal customer about diagnosis. After discussion a bit, We defined up to 20 Diagnosis cases which we will want to send to the target vehicle if required. But so far, We have never worked on…
EmbeddedMaker
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Tachograph remote authentication

I am trying to do a remote tachograph authentication by sending a RemoteCompanyCardReady cantp message to a VDO tachograph on connector C. The reply message I get is a nack 7f 31 7f which seems to suggest there is no open session. I can't seem to…
Luc Roels
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Any possible technology or software available to measure moving vehicle's own speed without using GPS?

I am researching on vehicle speed sensors. I was wondering if there are some technology or software algorithms that could be used to determine vehicle's its own speed without using GPS. I have been drawn towards using radar or lidar sensors along…
Swasu
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How to optimize boot up time for android automotive

I am using nxp imx8 for android automotive amd my task is to reduce/optimize android bootup time programmatically. Which code to change for the bootup time in aosp
Akshay Hiremath
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How to create automotive application to trigger notifation for overspeed in android studio

I want to create first application to listen car speed without open this application. It is possible to monitor car speed in background
Ganesh
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AUTOSAR: Obtaining Application SWC-ID and Runnable ID at runtime

This pertains to the classic platform. An on-chip accelerator that we are developing, will host software that will be requested for execution remotely by application SWC running on host processor. An AUTOSAR complex device driver is being…
Raj
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How to check or log messages if we use Autosar PDUR

We use Autosar to implement automotive gateway, and the PDUR module can be configured to route message from one interface to other protocol interfaces. My question is if we want to do message check, analysis or logging, how could we know what…
Jack
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