0 Introduction As the core hub and interaction interface of the entire system, the reliability of embedded control systems directly affects the overall operational efficiency of the system. Once a failure occurs, it not only prevents operators from performing their tasks normally but can also lead to a complete functional paralysis of the entire system. … Read more
In the Arduino ecosystem, the PCB design of shields is a professional task that requires comprehensive consideration of multiple factors. This article will detail the key points in the design of Arduino shields from a technical perspective of PCB layout design.1. Physical Dimensions and Mechanical ConstraintsStandard Size SpecificationsThe Arduino shield must strictly adhere to the … Read more
This article is approximately 5,700 words long, recommended for saving and reading. Author | Zuo Chenggang Produced by | Automotive Electronics and Software Introduction: This article is the eleventh piece in the series of articles titled《Automotive Grade Testing of ECUs》 (click to view all articles).Continuing from the previous text, this article will continue to introduce … Read more
This article is approximately 5,400 words long, recommended for saving and reading. Author | Zuo Chenggang Produced by | Automotive Electronics and Software Introduction: This article is the tenth piece in the series of articles titled “Automotive Grade Testing of ECUs” (click to view all articles). Continuing from the previous articles, there is a lot … Read more
Keywords: DWT, DEMCR Table of Contents 1. Introduction 2. Research 3. Enabling DWT for Counting 4. Conclusion 01 Introduction When using the STM32H7, the customer wants to utilize DWT counting to measure code execution time and evaluate execution efficiency. The customer found that after power cycling or resetting, they could not enable DWT for counting. … Read more
With the increasing popularity of high-speed Digital Signal Processors (DSPs) and their peripherals, electronic system designers are facing increasingly severe issues related to electromagnetic interference (EMI). In earlier studies, such issues were often referred to as electromagnetic interference (EMI) or radio frequency interference (RFI), while modern engineering more accurately adopts the concept of “electromagnetic compatibility … Read more