Click on the blue text Follow us Working Principle When a node (station) on the CAN bus sends data, it broadcasts it in the form of a message to all nodes on the network. For each node, regardless of whether the data is intended for itself, it still receives it. The first 11 bits of … Read more
CAN Protocol Message 1. Types of Frames Communication is carried out through the following 5 types of frames. ● Data Frame ● Remote Frame ● Error Frame ● Overload Frame ● Frame Separation Additionally, the Data Frame and Remote Frame have both standard and extended formats. The standard format has an 11 bit identifier (Identifier: … 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
Examples of CAN Applications Bus Topology Diagram The CAN controller determines the bus level based on the potential difference on the two wires. The bus level is divided into dominant and recessive levels, one of which must be present. The sender sends messages to the receiver by changing the bus level. Connection diagram of CAN … Read more
Overview of CAN CAN is an abbreviation for Controller Area Network (hereinafter referred to as CAN). CAN belongs to the category of field buses, and it is a serial communication network that effectively supports distributed control or real-time control, known as the computer local area network in the field of automation. The CAN bus is … 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
What is covered? Introduction to SPI Protocol 4-Wire or 3-Wire? 4 Operating Modes Multiple Transmission Rates Timing of SPI Protocol Upgraded SPI Protocol FPGA Implementation of SPI Protocol Comparison of SPI and IIC Conclusion Introduction to SPI Protocol The three most commonly used serial communication protocols between different chips on a board are UART, I2C, … Read more
Digital network audio has gradually integrated into daily work, bringing great convenience to data transmission, signal scheduling, content distribution, and other related applications. In the early development of network audio, the incompatibility of various protocols and the inability of different brand devices to communicate directly limited its application. With the advancement of technology, network audio … Read more