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1. Alignment principle min(sizeof(word ), 4) = 2, so it is 2-byte aligned, not 4-byte aligned as we thought. 1) Each member is aligned in its own way and minimizes its length; 2) The default al...[Details]

Recently, the automotive electromagnetic compatibility (EMC) laboratories of TUV Rheinland Greater China (hereinafter referred to as "TUV Rheinland") in Shanghai and Guangzhou have been authorized b...[Details]

Recently, Geely Automobile was revealed to be setting up a separate electric vehicle business entity to differentiate it from its traditional fuel vehicle business.   An insider confirmed that the st...[Details]

Each device has one or more logical connection points inside it, each of which is called an endpoint. Each endpoint has four data transmission modes: control mode transmission; isochronous mode tra...[Details]

Phase noise No oscillator is absolutely stable. Although we cannot see the actual frequency jitter of the spectrum analyzer's local oscillator system, we can still observe obvious manifestations of l...[Details]

According to a July 2019 Consumer Watchdog report, by 2022, more than two-thirds of new cars in the United States will have safety-critical systems connected online, exposing vehicle infotainment, GP...[Details]

Features: This design uses STC89C51/52 (compatible with AT89C51/52, AT89S51/52, please leave a message to specify the microcontroller) as the main controller The main function: The microcontrolle...[Details]

Currently, a new high-tech "tattoo piece" can detect whether you are in the early stages of illness. This "tattoo piece" is woven from gold and silk. This temporary skin print can detect conditions s...[Details]

3G base stations, whether CDMA2000 1x, EV-DO, WCDMA, or TD-SCDMA, all use more complex wireless technologies, such as code division multiple access, complex modulation, and precise power control. T...[Details]

The industrialization of semi- solid-state batteries is moving from passenger cars to commercial vehicles. Recently, Funeng Technology and FAW Jiefang signed an intention to cooperate. The two part...[Details]

Lithium batteries are increasingly used in simple electric bicycles. What is the difference between lithium batteries and lead-acid batteries? What is the correct way to charge lithium batteries? W...[Details]

Made such a topic: Generate 10 data from 0 to 9, and then write them line by line into a text file in the same path as the VI. Requirements: 1.             Each value occupies one line; 2.           ...[Details]

Consumers who buy electric cars are most concerned about battery life, because in the past news, we often see that the range of electric cars is greatly reduced after 3-5 years of use. After yea...[Details]

Environmental protection is one of the global hot issues today. As a clean energy source for cities, natural gas plays an important role in promoting China's energy conservation, environmental prot...[Details]

There are many things to learn about ARM, and interrupts are definitely something that needs to be learned. Since the CPU introduced interrupts, we have truly entered the multi-tasking system and g...[Details]