This article is reprinted from the Jishu Community Jishu Column: Shanghai Hangxin Author: C H E N Y I With the continuous development of the automotive industry, the number of automotive electronic control units has gradually increased, and the signal exchange between various control units has become more complex. The CAN bus connects the various … Read more
1 Introduction UDS (Unified Diagnostic Services) is a very important diagnostic protocol in vehicles. However, unless you can access an actual project, I have not seen any open-source boards that can perform real UDS diagnostics; purely discussing theory is not very interesting. I bought a set of UDS_bootloader source code on Xianyu. Currently, I have … Read more
Yesterday, I shared an article titled “The Evolution of Automotive CAN Bus,” which sparked a lot of interest among friends, prompting them to leave messages asking for related knowledge about the LIN bus used in automobiles. Thus, I am sharing this article titled “The Evolution of Automotive LIN Bus” with everyone. I have modified the … Read more
First, it should be understood what a bus is. According to Baidu’s complete definition: a bus is a common communication line for transmitting information between various functional components of a computer, composed of wire transmission lines, classified according to the types of information transmitted by the computer. In fact, a bus is an internal structure … Read more
Absolute Content OTA is the star of the automotive electronics field, there is hardly any technical direction more popular and imaginative than it. Itis both useful and impressive, a typical business that has both substance and appearance, can serve both as a façade and a solid platform. Excellent companiescan charge for value-added services using OTA, … Read more
This matter really shocked me. Once upon a time, when I opened CANoe, I really thought the following prompt was nonsense; Vector was just being overly cautious. Until one day, I felt that this matter might not be so simple and worth pondering. A very simple example is our country’s BeiDou system, which has put … Read more
To work more efficiently Oscilloscopes are undoubtedly one of the greatest inventions in the field of testing and measurement. They present the microscopic world of signals to us, allowing us to observe closely, capture problems precisely, and discover potential issues, making them very useful for improving product quality. More than ten years ago, when I … Read more
Follow+Star Public Account, don’t miss exciting content Author | strongerHuang WeChat Public Account | strongerHuang The CAN bus was initially mainly used in the automotive and industrial control fields. With the continuous maturity of CAN bus technology, it is no longer limited to the automotive industry and is now widely used in aerospace, medical, robotics, … Read more
For training, consulting, or project development, please contact 【Thought】 Readers of this public account must be familiar with the CAN communication protocol. Have you ever wondered how these signals are implemented in the communication protocol within the Electronic Control Unit (ECU) when collecting CAN bus signals and analyzing data? This content introduces how to implement … Read more
The previous article detailed the file transfer protocol Xmodem family. The Xmodem family is usually used for short-distance file transfers via serial ports, but in reality, many file transfer needs are much more complex, requiring us to flexibly design communication protocols for specific scenarios to achieve more diversified file transfers. This article expands on the … Read more