Click the above “Easy Learning Electronics” to follow and easily learn electronic knowledge. Easy Learning Electronics Subscription Daily updates on technical articles in the electronics industry and the latest news on microcontrollers, making it easy to learn anytime, anywhere. In a CAN bus, the priority of messages sent by all transceivers ranges from the least … Read more
CAN bus (Controller Area Network) is a serial multi-master controller area network bus, primarily designed to connect various controllers in a vehicle, enabling communication between the engine controller, transmission controller, ABS controller, body controller, instrument panel, and other controllers. The CAN bus system not only reduces the number of wiring harnesses in the vehicle, making … Read more
LIN is a subnet of the CAN bus system, also known as a “local subsystem.” Data exchange between all systems controlled by the LIN bus in automobiles must be achieved through the CAN bus control unit. As a beneficial supplement to the CAN bus, the LIN bus can complete vehicle functions more economically and effectively. … Read more
As the demand for features increases and the requirements for driving comfort rise, the number of electronic components used in cars has also increased. This leads to the need for new transmission channels for data transfer between various control units. Function of the Data Bus The automotive data bus enables safe, reliable, and fast data … Read more
Follow our public account, click the top right corner of the public account homepage ” ··· “, set a star, and stay updated on the latest news in intelligent automotive electronics and software. Source: Automotive Electronics and Software Author: Dou Mingjia Currently, vehicles have more and more functions, including driving assistance functions such as 360-degree … Read more
1. Introduction With the advancement of Internet of Things (IoT) technology and the widespread application of Electronic Control Units (ECUs), the automotive industry is undergoing a significant transformation, with intelligence and networking becoming the mainstream trends. Intelligent connected vehicles achieve extensive interconnectivity between the vehicle and the external environment through advanced in-vehicle networks, such as … Read more
As the automobile industry develops, the number of electrical devices in vehicles is increasing. For each additional electrical device, two power lines must be added. Simultaneously, each electrical device requires two additional switch wires. The rapid increase in electrical devices in vehicles has led to a corresponding rise in switch wires. This increase in electrical … Read more
Source:Automotive Chassis Home Requirements for Adding Termination Resistors According to ISO11898-2 regulations on the value of termination resistors, a 120Ω termination resistor must be connected at both ends of the bus, totaling 60Ω on the bus, while intermediate nodes do not require termination resistors, as shown in Figure 1. Figure 1 Termination Resistor Effects of … Read more
This article mainly shares some popular science knowledge about automotive communication technologies, hoping to be helpful to everyone. Bus Communication Communication protocols connect various ECU nodes within the vehicle, forming a local area network inside the car. Nodes complete predetermined control functions and actions, such as motor start and stop, based on their own sensor … Read more
As a seasoned electrical engineer, one should be well-versed in various bus systems. Today, I have compiled relevant materials for everyone! 1. Overview 1. Introduction to IEC61158 IEC61158 is the fieldbus standard from the International Electrotechnical Commission (IEC). Currently, the IEC61158 fieldbus standard has developed a series of standards, with the latest version being IEC61158-6-20 … Read more