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Guoxuan Hi-Tech is experiencing a trough. First, in the financial report just passed, Guoxuan Hi-Tech increased revenue but did not increase profits, and its net interest rate fell sharply. On Oc...[Details]
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Problem description: Using stm32 serial communication, when the PC sends character 8, LED PB.0 flashes Step 1: Configure the system clock. There is no need to explain this in detail, so I will not po...[Details]
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Ideally, all probes should be a wire that does not cause any interference to the device under test so that the signal being measured can be accurately replicated. But the reality is that the probe ...[Details]
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Since I was in high school, the meal cards used in our school have been contact-type IC cards. There are also many IC card phones distributed on campus. After going to college, the campus cards used ...[Details]
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What are the categories of positive electrode materials for lithium-ion batteries ? The power battery (lithium-ion battery) is the heart of new energy vehicles. Generally speaking, the cost of the...[Details]
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According to foreign media reports, Indian Space Research Organization Chairman Sivan said on January 1, 2020 that the Chandrayaan-3 probe lunar landing project has been approved to start, the releva...[Details]
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1. General Purpose Diode,
also known as Rectifier Diode,
is mostly used in rectifier circuits with low switching frequency (below 1kHz). Its reverse recovery time is relatively long, gener...[Details]
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Those who often watch TV should know China Blue, and those who often hang out in the automotive industry should know Baby Blue. Today, I will introduce you to a different one - the "Buick Blue" intel...[Details]
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We usually think of oscilloscopes as being used to analyze electronic circuits. But few people realize that they can also work like a TV when a video signal is present. In this article, you will lear...[Details]
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PLM1000 appeared in this market context at the right time, providing a high-definition signal interface for ordinary CRT TV sets, so that the TV sets can watch high-definition programs without upgradi...[Details]
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How to install ram-linux-gcc? I have tried to install it several times before. I failed at the beginning and found it very troublesome. But then I succeeded again. It was great, so I want to sha...[Details]
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Unit series inverter
This is a circuit topology that has only been developed in recent years. It is mainly composed of three parts: input transformer, power unit and control unit. It adopts mo...[Details]
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In the middle of last month, local chip giant Allwinner Technology released its first voice-specific chip, the R329. As a product for applications such as smart speakers and smart homes, Allwinner'...[Details]
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Recently, Ford applied for a patent that can make cars faster, lighter, more environmentally friendly and more convenient. This patent will form a specific logo on the car's engine hood, such as RS, ...[Details]
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01 Origin
Industry development needs
In the second half of 2022, it can be considered that the problem...[Details]