On the afternoon of November 10, 360's free antivirus program had caused heated debate in the security industry. After a war of words between Kingsoft Internet Security and 360, Kingsoft Security and ...
tag:code optimization, division, Newton iteration, subtraction instead of division, division optimization Note: Many data in the article may have different results in different CPUs or different syste...
Can the HTS221 humidity sensor also measure light? I tried it myself and it is true.
Using a strong light mobile phone to shine on the humidity sensor can reduce the humidity value by about 3%.Testing...
I recently used 1000 STM8S103F3 chips, with an operating voltage of 5V, and programmed them through SWIM using STLink. Nearly 100 of them had problems, mainly because they automatically reset repeated...
Looking to buy a 30V5A DC linear regulated power supply. :), if anyone wants to change equipment, you can sell the unused one and use it yourself, and don't care about the quality....
Entering the information age after the millennium, the huge demand for semiconductor chips has made China the world's largest semiconductor market. According to relevant data, the scale of my count...[Details]
【JDPCB】Qisda is introducing smart factories in phases. Chairman Chen Qihong said yesterday (25th) that through high automation, order delivery can be accelerated. The current benefits have reached a...[Details]
On April 20, Alibaba Group announced that it would acquire
the
chip
company Zhongtian Microelectronics and invest in six
chip
companies. Yesterday, JD.com CEO Liu Qiangdong said in a...[Details]
Recently, the results of the 2018 German Red Dot Design Award were announced. GoodWe, a company located in Suzhou High-tech Zone, stood out among thousands of outstanding design products from 5...[Details]
Using Systick timer to achieve delay 1. SysTick timer characteristics The SysTick timer is a 24-bit down counter, that is, when vlue is decremented to 0, an interrupt is triggered and the load va...[Details]
Regarding the PHY construction of LWIP, the PHY chip used is LAN8720A, RMII mode. Regarding the hardware connection part, the Atomic board F407 is used, and the hardware connection is as follows: ...[Details]
Since the second half of 2017,
the market share of
quantum dot
displays has dropped significantly, with global sales falling from 3.42 million in 2016 to 2 million in 2017, a 42% decrease; d...[Details]
ZTE was punished, and Hou Weigui, who had already retired, had to come out of retirement again and run around to mediate. Let's follow the embedded editor to learn about the relevant content.
...[Details]
A few days ago, Hanergy Chairman Li held a grand launch of Hanwa new products, which once again attracted the attention of the mass media to the development of photovoltaics. The unique Hanergy has gr...[Details]
In the Huaxing Optoelectronics LCD panel
factory
located in Guangming New District, Shenzhen
, apart from a few people repairing machines, it is often difficult to see other people. Here, ev...[Details]
Autonomous driving
and
5G
are the two hot topics that global companies and media are paying the most attention to, and the combination of the two is the focus of everyone's attention....[Details]
This program is used in the development board to generate sounds of different frequencies. The overall program is relatively simple, mainly using two timers. The code and my comments are as follows. ...[Details]
The ARM11 (S3C6410) processor is selected as the hardware platform, the embedded Linux operating system is used as the software platform, the background difference method and the frame difference...[Details]
On the eve of 5G
commercialization,
ZTE
has established and adhered to
the
5G
pioneer strategy, focusing on
5G
end-to-end solutions, and investing in standard setting, ...[Details]