Functional Safety

The Soul of Automotive Standards: In-Depth Analysis of How MCU Chip Validation Establishes the Foundation of Vehicle Safety

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The Soul of Automotive Standards: In-Depth Analysis of How MCU Chip Validation Establishes the Foundation of Vehicle Safety

In today’s global wave of automotive intelligence and electrification, the stability and safety of each electronic control unit (ECU) “brain”—the automotive-grade microcontroller unit (MCU)—has become a top priority concerning life safety. Chip validation, a crucial yet often overlooked process that is time-consuming and labor-intensive, is the core defense line ensuring the reliability of ECU applications. … Read more

Testing Automotive-Grade Chips: Technical Challenges and Future Opportunities in the Domestic Market

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Testing Automotive-Grade Chips: Technical Challenges and Future Opportunities in the Domestic Market

Introduction: Why are Automotive-Grade Chips So Important?Driven by the wave of intelligence and electrification, automobiles have evolved from traditional mechanical products into “smart terminals” that heavily rely on electronic control systems. The core of this transformation is the automotive-grade chips.Automotive-grade chips differ from consumer-grade or industrial-grade chips; they must meet the stringent requirements for reliability, … Read more

Performance on Par with International Giants: Unisoc’s Automotive MCU Widely Adopted by OEMs

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Performance on Par with International Giants: Unisoc's Automotive MCU Widely Adopted by OEMs

According to reports from Electronic Enthusiasts (Author: Wu Zipeng), automotive-grade real-time MCUs are crucial components in the development of smart connected vehicles. Within the automotive electronic control unit (ECU), they are responsible for coordinating and managing the computation and processing of various information inside the vehicle, covering applications in powertrains, body control systems, as well … Read more

BRKFIU-X4 Brake System Fault Injection Device

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BRKFIU-X4 Brake System Fault Injection Device

Chao Yuan Technology Brand‘s BRKFIU-X4 Brake System Fault Injection Device can be integrated into the actual vehicle brake signal system, performing fault injection harness execution to meet ISO26262 fault injection testing requirements for functional safety confirmation of the actual vehicle brake system. The fault types include short circuit, open circuit, offset, scaling, stalling, disturbance, and … Read more

High Barrier Chips

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High Barrier Chips

1. Core Products/Core Technologies 1. STMicroelectronics’ New Generation Active Fuse Driver – L9965P To briefly introduce the background of fuse products: traditional fuses cannot achieve precise control through software and cannot accurately determine the timing of fuse operation based on the type of fault. To address these challenges, fuse manufacturers have developed intelligent controllable Pyro-Fuse … Read more

Qipuwei XL660x: Automotive Grade Microcontroller with ARM Cortex-M3 Core

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Qipuwei XL660x: Automotive Grade Microcontroller with ARM Cortex-M3 Core

This is the automotive-grade microcontroller XL660x series from Shanghai Qipuwei Semiconductor Co., Ltd.: Company and Product: The XL660x series from Shanghai Qipuwei Semiconductor Co., Ltd. is a general-purpose automotive-grade microcontroller (MCU). Product Features Core and Frequency: Based on the ARM Cortex-M3 core, with a maximum frequency of 96MHz. Certification: Passed AEC-Q100 testing and obtained ISO26262 … Read more

NXP FS26xx Series SBC

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NXP FS26xx Series SBC

The SBC from NXP has a very wide range of applications in the open market.The FS26xx series is one of the more commonly used models.Main features:1. Operating voltage range:Maximum input voltage of 40V (suitable for 12V systems)Supports a minimum battery voltage of 3.2V under BVST conditionsSupports a minimum battery voltage of 6V without VBST2. Power … Read more

Functional Safety Design and Assessment Methods for Automotive MCUs

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Functional Safety Design and Assessment Methods for Automotive MCUs

Abstract To meet the hardware requirements of ISO 26262, this study provides a detailed method for assessing the functional safety of automotive microcontrollers. Part 5 of ISO 26262 – the first phase of hardware construction in automotive hardware development outlines safety standards. Here, hardware safety design is created, implemented, integrated, and tested based on the … Read more

Development of Fault Injection Methods and Fault Coverage Analysis for Safety-Critical SoCs (Part 1)

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Development of Fault Injection Methods and Fault Coverage Analysis for Safety-Critical SoCs (Part 1)

Abstract：As electronic products become an integral part of daily life, their application in safety-critical automotive systems has become ubiquitous. The International Organization for Standardization (ISO) 26262 standard outlines guidelines for establishing a good safety level in automotive System-on-Chips (SoCs). However, despite adherence to this standard, operational failures may still occur, necessitating Safety Mechanisms (SMs) to … Read more

Essential Reading for Embedded Development: Functional Safety and Information Security

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Essential Reading for Embedded Development: Functional Safety and Information Security

In modern society, embedded devices are ubiquitous, from smart homes in our daily lives to various industries such as industrial control and medical devices, the applications of embedded devices are endless. So, what are the differences between functional safety and information security in embedded devices, and how can we ensure their implementation in practical applications? … Read more