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Before 1990, LED display screens were in their formative period. On the one hand, due to the limitation of LED materials and devices, the application of LED display screens was not widely developed...[Details]

In this example, a single-byte binary number (0X20) is converted into uncompressed BCD code and stored in 0X25, 0X24, and 0X23, where 0X25 is the hundreds place and 0X23 is the ones place. main: MOV ...[Details]

Recently, four students from the Diocesan Boys' School in Hong Kong developed an ultra-small humanoid robot with a height of only 141 mm , which once again broke the record of "the world's ...[Details]

     A gun robbery occurred in a store on the 100th block of Northwest Broadway in Portland, Oregon, USA. The suspect demanded money from the store staff at gunpoint and stole the victim's mobile pho...[Details]

Electrification has created a new paradigm for automotive powertrains—whether the design is a hybrid electric vehicle (HEV) or an electric vehicle (EV), there are always new design challenges to sol...[Details]

Coaxiality detection is a problem we often encounter in measurement work. Using three-coordinate measurement to detect coaxiality is not only intuitive and convenient, but also has high measurement ac...[Details]

SYSCLK system clock, maximum 72MHzHCLK: AHB bus clock, obtained by dividing the system clock SYSCLK, usually without frequency division, equal to the system clock through the bus bridge AHB-- APB. By...[Details]

At the Honor "Extraordinary" press conference on the evening of August 12, Honor Terminal CEO Zhao Ming announced a series of products including the Honor Magic 3 series and the Honor Tablet V7. Afte...[Details]

CCD is a semiconductor component that converts image signals into electrical signals by using the principle of photoelectric conversion, that is, converts an optical image distributed in the spatia...[Details]

I saw an article online. It's not very complete, but it helps me understand. I think it's okay. There are a lot of specific codes on the Internet. You can refer to it and calculate it. The following ...[Details]

Early hydrological tests on small and medium-sized rivers generally used manually operated hydrographic cable test systems, which required long operation times, high labor intensity, and large subjec...[Details]

There is a popular saying in the communications industry: "4G changes life, 5G changes society." From the first demonstration of its 5G technology at the 2018 Pyeongchang Winter Olympics in South Kor...[Details]

On October 15, Visionox released its earnings forecast, saying that in the first three quarters of 2021, Visionox achieved operating income of 2.70 billion to 2.85 billion yuan, of which OLED product...[Details]

In test and measurement work, we often need to describe all periodic signals. In this case, we will use amplitude and phase. Then the phase change of the signal must be calculated when the signal pas...[Details]

First look at the address line of 2440: mini2440 schematic.pdf The 2440 chip provides 27 address lines = 128M. The S3c2440 chip only provides 27 address lines addr on the pins provi...[Details]