automotive embedded systems

Impact of SPI Communication Modes on DMA Controller Configuration Strategies

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Impact of SPI Communication Modes on DMA Controller Configuration Strategies

@[toc] Impact of SPI Communication Modes on DMA Controller Configuration Strategies Insert image description here 1. Introduction The Serial Peripheral Interface (SPI) is a synchronous, full-duplex serial communication protocol widely used in embedded systems for data exchange between microcontrollers and various peripherals (such as sensors, memory, and display controllers). Although its physical layer is defined … Read more

Lei Jun: The Perils of Self-Developed Chips

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Lei Jun: The Perils of Self-Developed Chips

Image Source: Visual China Written by Yaxuan Edited by Ye Jinyan Produced by Deep Web · Tencent News Xiaoman Studio On the evening of September 25, at 7 PM, Lei Jun held his sixth annual speech, themed “Change”, discussing the story behind Xiaomi’s Xuanjie chip and Xiaomi’s automotive ambitions. “I know how difficult it is … Read more

Analysis | C Language Level 1 Practical Exam Questions from the Electronics Society (September 2024)

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Analysis | C Language Level 1 Practical Exam Questions from the Electronics Society (September 2024)

Follow me for more children’s programming content 1. Talk is cheap. Show me the code. The famous quote by Linus Torvalds, the father of Linux, is: “Talk is cheap. Show me the code.” Please output this sentence directly on the screen. Time limit: 1000 Memory limit: 65536 Input There is no input for this question. … Read more

Reinventing the Wheel: Implementing a Log Submodule in C

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Reinventing the Wheel: Implementing a Log Submodule in C

Follow and star our public account for exciting content Source | Online Materials 1. Introduction to log.c log.c is a minimalistic C language logging library developed and maintained by akstuki. The project aims to provide a lightweight and easy-to-integrate solution that allows developers to quickly add logging functionality to their C applications. Despite its small … Read more

Diagnosing Complex Systems: Fault Injection Systems Enhance Reliability Verification for High-End Equipment

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Diagnosing Complex Systems: Fault Injection Systems Enhance Reliability Verification for High-End Equipment

Application Background 01 In the wave of intelligent high-end equipment, from unmanned aerial vehicles to industrial automation systems, their core performance increasingly relies on the reliability, safety, and resilience of complex embedded control architectures. The fault tolerance of these systems under real operating conditions directly determines the success or failure of missions, asset safety, and … Read more

Standardization of TCP Server Communication for Mainstream PLC Sockets

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Standardization of TCP Server Communication for Mainstream PLC Sockets

1. Overview of TCP Server Communication for PLC Sockets: In socket TCP server communication, the server first creates a socket, binds it to a specified IP address and port, and then listens for incoming connections. When a client initiates a connection request, the server establishes a reliable connection through a three-way handshake. The communication protocol … Read more

PLC-Recorder FAQ: Which PLCs Can PLC-Recorder Simulate and Collect Data From?

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PLC-Recorder FAQ: Which PLCs Can PLC-Recorder Simulate and Collect Data From?

1. Huichuan Platform 1. iFA Evolution2. AutoShop 2. Siemens 1. S7-PLCSIM Advanced 2. S7-PLCSIM + Nettoplcsim 3. Mitsubishi 1. Lingyi Simulator (Compatible with Mitsubishi FX3U) 4. Xinjie 1. Xinjie Electric PLC SimulatorMore brand PLC simulators are being adapted. If you have a PLC that needs adaptation, you can also contact us. Extended Knowledge: PLC-Recorder is … Read more

Learning Integrated Circuits: What is MQTT (Message Queuing Telemetry Transport)

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Learning Integrated Circuits: What is MQTT (Message Queuing Telemetry Transport)

MQTT: Message Queuing Telemetry Transport MQTT (Message Queuing Telemetry Transport) is a messaging protocol based on the publish/subscribe paradigm, defined under the ISO standard (ISO/IEC PRF 20922).The main features and applications of the MQTT protocol are as follows: 1. Features of the MQTT Protocol 1. Lightweight and Simplicity: The MQTT protocol is lightweight, simple, open, … Read more