This article is approximately 5,400 words long, recommended for saving and reading. Author | Zuo Chenggang Produced by | Automotive Electronics and Software Introduction: This article is the tenth piece in the series of articles titled “Automotive Grade Testing of ECUs” (click to view all articles). Continuing from the previous articles, there is a lot … Read more
Translation Functional Safety of Domain Controller (DC) ECUs Original: Functional Safety for Domain Controller (DC) ECUs Translation Review: Lu Ping ➡ (Approximately 3000 words, 10 minutes reading) 01 Functional Safety of Domain Controller (DC) ECUs In this article, we will explore the following aspects: • What is a domain controller? Why are OEMs shifting to … Read more
Flashing software onto hardware and directly delivering the hardware. This has been a common black-box delivery model in the automotive electronics software industry. At the same time, the main line of the ECU development process is basically centered around sample delivery. Of course, nowadays, with the increasing decoupling of software and hardware, the popularity of … Read more
ECU tuning is one of the most fundamental modifications for enhancing vehicle performance. Almost all hardware modifications related to the engine require ECU remapping to achieve maximum power gains.Especially for turbocharged vehicles, it can be considered a cost-effective performance upgrade.Currently, mainstream turbocharged cars can easily achieve a 10%-20% horsepower increase simply by remapping the ECU … Read more
Recent work has required frequent interaction with testing, but I am not an expert in this niche area. Looking at thousands of test cases and a variety of testing devices and tools, along with the complex curves and charts presented by engineers, I found it quite overwhelming and difficult to understand, leading me to deep … Read more
In this series on “Engine Management”, we will explain some common issues and blind spots encountered by domestic players, aiming to help everyone understand how the ECU program controls the engine’s operation and what modifications should be made to the ECU program after changing the engine’s hardware.Mastering knowledge and scientifically modifying is the only way … Read more
Introduction 1. Functions of the Bootloader 2. How to Establish Reliable Bus Communication? 3. Parsing Programming Files (S19/HEX/BIN) 4. NVM Driver Development 5. Other Key Points in Bootloader Development a. Relationship between Bootloader and Application b. Methods for Jumping from Bootloader to Application c. Knowledge and Debugging Techniques Required for Bootloader Development d. Download Methods … Read more
Today, I would like to discuss a topic related to power upgrades and control unit modifications. With many Volkswagen and Audi vehicles available, there are numerous options for power upgrades, including factory upgrades and other sophisticated software-related modifications. In the past, people believed that power upgrades through software flashing would not affect the warranty since … Read more
The emergence of domain controllers is merely a mid-battle shift. Author | Anqi To enrich the electronic functions of vehicles, manufacturers once made a grand effort to equip cars with various ECU components. From 1993 to 2010, the number of ECUs used in the Audi A8 model surged from 5 to over 100. In stark … Read more
Equipping elderly family members with health devices can truly save lives in critical moments—testing mainstream product solutions for the whole family. Last year, after witnessing Aunt Zhang from across the hall experience a cardiac arrest, I began systematically researching health monitoring devices available on the market. At that time, she relied on her Huawei watch … Read more