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A few days ago,...
This is a Huawei GRFU 900C multi-carrier base station device, responsible for sending and receiving BBU data through the RF antenna. This is a GSM-era device, which is rarely used now, so I had the op...
With the increase of communication capacity, the speed supported by device ports is getting higher and higher, from the common single-port 10Gbps and 25Gbps*4 in the 4G era to the single-port 25Gbps, ...
How do you plan your career? How do people in our industry usually plan their careers? I am 25 years old now and I am very confused. I don’t know which direction I should go in the future. I hope you ...
The Mercedes-Benz E-Class sedan produced by Beijing Daimler-Benz was officially launched in Beijing on December 22. There are two models in total. The E280 with a 3.0-liter V6 engine is priced at 620,...
In the early morning of July 14, Apple launched and started selling the MagSafe external battery for the iPhone 12 series on its official website, with a domestic price of 749 yuan. This pro...[Details]
News on the morning of April 7th, today the iOS 15.5 developer beta was launched. Foreign media 9to5Mac found that part of the code showed that the "Reader" App added support for third-party channel ...[Details]
According to foreign media reports, a new type of battery system, switchable batteries, is expected to charge electric vehicles directly with renewable energy. Kannappan Chettiar, founder of battery ...[Details]
Tianyancha information shows that Guangdong Weirong Electronic Technology Co., Ltd. (hereinafter referred to as Weirong Technology) recently underwent industrial and commercial changes, with a new sh...[Details]
Germany's car sales data for May has not yet come out, but Germany has finalized its economic stimulus plan for 2020-2021. It seems that Volkswagen has made the right bet. The German government wants...[Details]
head-common.S
---What specific actions were taken
--- Jump to init/main.c
---b start_kernel
//A strong article about start_kernel to deeply understand the Linux kernel, Chapter 8
main.c
as...[Details]
1 Introduction
The most common electronic measurement is the measurement of network impedance and transmission characteristics. The amplitude-frequency characteristic is an important transmission c...[Details]
OPPO's newly launched Reno5 series super cup OPPO Reno 5 Pro+ uses the flagship sensor IMX766 jointly developed with Sony. It has a large 1/1.56-inch bottom and a single 1.0μm large pixel. Di...[Details]
When designing a high-reliability computer system, its supporting power supply is required to adopt a redundant design. Generally speaking, the solutions that can be adopted include capacity redundan...[Details]
Hello everyone, we are back to discuss the memory composition of S3C2440. Let’s take a picture first: figure 1 S3C2440 is a 32-bit microcontroller (please allow me to call it a microcontroller, bec...[Details]
Zos Automotive Research recently released the "2019-2020 Shared Mobility Industry and Autonomous Driving Application Trend Report", which shows the current status and trends of the shared mobility in...[Details]
Apple has been very busy this year. After holding three press conferences in a row, there was news recently that Apple will have a "Christmas surprise" on Christmas. According to @L0vetodream...[Details]
Recently, Realme Vice President Xu Qi said in an interaction with netizens that the industrial design of Realme GT Neo3 is amazing. According to the previously exposed renderings, the realme...[Details]
1. Display screen size design There are three important factors when designing the screen size:
(1) The need to display content;
(2) Site space conditions;
(3) Display unit template si...[Details]
With the progress and development of society, the transmission and conversion of information are highly integrated with our lives. As one of the terminal display devices of information, LCD splicing ...[Details]
MEMS sensors
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