I recently bought a HUB on Taobao. The merchant showed it as a HUB3.0 expansion dock. After testing, I found that it could not measure 3.0 data. After disassembling it, I was able to reveal its true a...
Although overflow cannot be completely avoided during program development, it poses a huge threat to the system. Due to the particularity of the system, when overflow occurs, attackers can exploit its...
Three issues about LDO load regulation, linear regulation and voltage drop1. Is the calculation of LDO load regulation and linear regulation the same as that of switching power supply? Is linear regul...
BMP085 is a digital sensor that can directly obtain the temperature and atmospheric pressure detection values of the environment, so it is very easy to use. Combining it with an OLED screen can form a...
The architecture and circuit design of CMOS RF circuits, which are currently under development and will eventually become mainstream RF transceivers in the future, will be presented. The design exa...[Details]
On November 18, 2022, the 200MW photovoltaic/120MWh energy storage power station in Huchang, Xiantao, Hubei, constructed by Linyang, was successfully connected to the grid, officially opening a...[Details]
Apple today released the latest official version v2.5 of the TestFlight test app for iOS. This update includes support for the dark mode on iOS 13, which is also called dark mode, which is adap...[Details]
LED electronic display screens are composed of tens of thousands to hundreds of thousands of semiconductor light-emitting diode pixels arranged evenly. Different materials can be used to make LED pix...[Details]
0Introduction
As global resources become increasingly scarce, environmental pressures continue to increase, the electricity marketization process continues to deepen, and users' requirements f...[Details]
There are many reasons why LED chips produce dark cracks during the production process. Therefore, we will only briefly analyze them from three aspects: parameters, mechanisms, and tools.
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Mouser Now Stocking ams OSRAM SYNIOS P3030 KW DSLP31.CE LED for Automotive Body Lighting
October 20, 2022 – Mouser Electronics, an authorized global semiconductor and ele...[Details]
introduction
Voltage-type single-loop control is simple and widely used in various fields. When applied to low-power switching power supplies, the compensation network can be simply re...[Details]
To adapt to AI applications, computer chips need to perform more parallel calculations. Image source: Google
Sam Altman, CEO of the Open AI Research Center (OpenAI), and others bel...[Details]
The system can add the information of the personnel to be monitored (including name, gender, ID number, home address, face photo, etc.) to the blacklist database as needed. Then, the personnel ar...[Details]
In industrial control, it is often necessary to complete multi-channel fault detection and multi-channel command control (this multi-task setting is very common). A single CPU chip is difficult to dir...[Details]
On August 17, the US Department of Commerce announced that it would further tighten restrictions on Huawei and its affiliates' use of US technology and software, and added 38 new related companies to...[Details]
1. ARMv7-A coprocessor The ARM architecture supports coprocessors to extend the functionality of ARM processors. Coprocessor instructions are used to access coprocessors. Coprocessors support 16 copr...[Details]
The auto-coupling step-down starter is an electrical device used for motor starting. It reduces the starting current by reducing the voltage when the motor starts, thereby protecting the motor and ...[Details]
Mobile and portable
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