CDC Guidelines

Guidelines for the Standardization of Adult Echocardiography Reporting by the American Society of Echocardiography

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Guidelines for the Standardization of Adult Echocardiography Reporting by the American Society of Echocardiography

On September 3, the President of the American Society of Echocardiography, Dr. Cynthia C. Taub from the State University of New York Upstate Medical University, published a paper titled “Guidelines for the Standardization of Adult Echocardiography Reporting: Recommendations From the American Society of Echocardiography” in the Journal of the American Society of Echocardiography. This paper … Read more

Key Points in SoC Design

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Key Points in SoC Design

1 SoC Concept System on Chip vs. System on PCB: The essence is to evolve the process technology to transform a module into an internal module. SoC aims for high integration and miniaturization within a single chip. SoC serves as the core, and it is certainly expanded and connected through PCB. System on PCB seeks … Read more

Key Considerations in SoC Design

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Key Considerations in SoC Design

1 SoC Concept System on Chip vs. System on PCB: The essence is to evolve the process technology to transform a traditional module into an internal module. SoC aims for high integration and miniaturization within a single chip. SoC serves as the core, and it is certainly expanded and connected through PCB. System on PCB … Read more

Detailed Explanation of Digital IC/FPGA Cross-Clock Domain Issues (1) Synchronous and Asynchronous Clocks

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Detailed Explanation of Digital IC/FPGA Cross-Clock Domain Issues (1) Synchronous and Asynchronous Clocks

The CDC (Cross-Clock Domain) issue is a core topic in FPGA/Digital IC interviews. Since most students’ FPGA/Digital IC projects primarily involve synchronous clock processing, many people still have a theoretical understanding of CDC issues, and they struggle to respond when the question type changes.This series of articles will delve into CDC issues, introducing CDC handling, … Read more

Can Opened Regular Insulin Really Be Stored for 28 Days?

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Can Opened Regular Insulin Really Be Stored for 28 Days?

【Live Broadcast Preview】↓↓↓Regarding the usage limit of regular insulin after opening, it has always been a concern for nursing and infection control personnel, especially highlighted by the incidents of shared lipid emulsion among newborns in South Korea and recent hepatitis C dialysis events, which have drawn significant attention. This account has previously discussed this topic.According … Read more

ICC 2019 | Yao Hua and Pan Lei: Interpretation of Acute Pulmonary Embolism Guidelines

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ICC 2019 | Yao Hua and Pan Lei: Interpretation of Acute Pulmonary Embolism Guidelines

Pulmonary embolism is a common cardiovascular disease, which can be further subdivided into deep vein thrombosis and pulmonary embolism. In recent years, the incidence of pulmonary embolism in China has been increasing year by year, and how to timely and accurately identify patients with pulmonary embolism and provide appropriate treatment has gradually become a focus … Read more

Bjarne Stroustrup Discusses the Evolution of C++

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Bjarne Stroustrup Discusses the Evolution of C++

Bjarne Stroustrup, the father of C++, is advocating for the adoption of profiles that enforce guidelines to enhance the safety and security of the language. Translated from:Bjarne Stroustrup on How He Sees C++ Evolving[1] Author: David Cassel “Bjarne Stroustrup[2] told TNS, “I want to communicate my views on the expected direction of C++ development to … Read more

Learning STM32 USB

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Learning STM32 USB

•Official Documentation These two official documents provide a detailed description of the protocol and hardware features, along with some code explanations. “USB Training_Part1_Protocol.pdf”, “USB CDC Class Introduction Training.pdf” Reference website:https://www.usbzh.com/ •Library ExamplesUser-related files usbd_desc.c: This file provides the USBD descriptors and string formatting method. usbd_conf.c: This file implements the USB Device library callbacks and MSP. … Read more

UVC Development on Sigmastar PureLinux System: USB Serial via Virtual COM Port

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UVC Development on Sigmastar PureLinux System: USB Serial via Virtual COM Port

CDC (Communication Device Class) Serial Class: ACM, OBEX, GSER Currently, only the ACM function is supported, occupying three EP, of which 2 are BULK (in/out), and one is INT (in) The BULK EP of the ACM function supports trimming packet size: driver/usb/gadget/function/f_acm.cacm_bindusb_ep_autoconfig acm_fs_in_desc.wMaxPacketSize = 64; acm_fs_out_desc.wMaxPacketSize = 64; After modification, the ACM function can select … Read more

NIST Releases Cybersecurity Guidelines for IoT Device Manufacturers

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NIST Releases Cybersecurity Guidelines for IoT Device Manufacturers

The National Institute of Standards and Technology (NIST) has developed cybersecurity guidelines for IoT device manufacturers, providing directions and guidance for the secure manufacturing of IoT products. As part of the IoT cybersecurity program, NIST recently released two documents aimed at providing cybersecurity guidelines and best practices for IoT device manufacturers. These guidelines are part … Read more