Abstract With the widespread popularity of smartphones, people’s lives have become inseparable from touchscreen devices. However, the security issues of these devices have been largely ignored. In recent years, attacks targeting touchscreen devices have been increasing, posing serious threats to users’ data security and privacy. This article studies touchscreen attacks, focusing on attacks based on … Read more
Follow our public account, click on the top right corner of the public account homepage ” ··· “, set a star mark, and stay updated with the latest news on intelligent automotive electronics and software. Source: Cheduan Author: Chuguang Overview The FlexRay communication bus is a deterministic, fault-tolerant, and high-speed bus system developed in collaboration … Read more
1 FlexRay Bus Introduction 1.1 FlexRay Generation and Development As the number of functions enhancing safety and comfort in cars continues to increase, the number of sensors, transmission devices, and Electronic Control Units (ECUs) required to implement these functions is also on the rise. Today, high-end cars have more than 100 ECUs, and without adopting … Read more
Introduction to In-Vehicle Networks As the complexity of electronic control systems increases, and the demand for communication capabilities among the electronic control units (ECUs) within vehicles grows, the use of point-to-point connections leads to an increase in wiring harnesses inside the vehicle. This creates significant challenges for reliability, safety, and quality in automotive design and … Read more
Detection Methods for CAN Bus ① Before checking the data bus system, ensure that all electronic control units (ECUs) connected to the data bus have no functional faults. Functional faults refer to those that do not directly affect the data bus system but will impact the functional process of a certain system. For example, if … Read more
Author • Expert Truck Repair 1 Introduction to CAN Instrumentation With the continuous development of commercial vehicles, their instrumentation has undergone significant changes, gradually moving towards electronic, digital, intelligent, and networked systems. As an important interface for information exchange between the driver and the vehicle, automotive instrumentation is currently evolving towards the CAN bus instrumentation … Read more
Follow our WeChat public account, click the top right corner of the public account homepage “ ··· ”, set a star mark to receive real-time updates on the latest news in smart automotive electronics and software. Source: Automotive Maintenance and Repair What is CAN? “Controller Area Network”, or CAN, is one of the most widely … Read more
Currently, the communication for vehicle control in new energy vehicles is mainly based on the CAN bus. Almost all Electronic Control Units (ECUs) communicate via the CAN bus, including BMS, braking systems, motor control, etc. Since the vehicle CAN bus messages contain real-time data from key system components, parsing the vehicle CAN bus message data … Read more
1 CAN Bus System The full English name of the CAN bus is Controller Area Network, which is one of the most widely used buses in automobiles. Pure electric vehicles generally have seven CAN bus systems, which are named differently by various automobile manufacturers, commonly referred to as: New Energy Bus (EVBUS), Fast Charging Bus … Read more
When learning about in-vehicle testing, how can we not understand CAN basics? Today, I have organized a detailed note for everyone, so let’s follow along with Songqin! Understanding CAN 01 What is CAN Bus? CAN stands for Controller Area Network, which is an internationally standardized serial communication protocol by ISO. In simple terms, the CAN … Read more