Hi everyone, I'm working on SAMR21 recently. I just received the board yesterday. I followed this post [url]https://bbs.eeworld.com.cn/thread-452891-1-9.html[/url] to familiarize myself with the devel...
I plan to use a piezoelectric chip as the voltage input of a tp4055 to charge a battery. Is that ok? ? ? What does the "constant current/constant voltage operation" mentioned in the tp4055 data sheet ...
[font=宋体][size=12pt][/size][/font] [font=宋体][size=12pt] [/size][/font] [font=宋体][size=12pt] [/size][/font] [font=宋体][size=12pt] BTL amplifier has a higher output power than ordinary amplifiers under t...
When I was looking up the documentation about CAN's self-reception issue, I saw this sentence: [size=5][color=#ff0000]When a self-reception request is generated, if the acceptance filter is set to the...
I would like to ask the experts a question: D1, D2, D3, D4 of PT2272 are connected to P1.0, P1.1, P1.2 and P1.3 of AT89C2051 (high level is valid). When D1 is high level, why is P1.0 unresponsive? But...
Recently, the first Digital China Summit was held in Fuzhou, attracting many domestic ICT industry giants to participate in the exhibition. The long queues outside the venue, the noisy and exciting...[Details]
China Energy Storage Network News:
According to reports, in order to reduce carbon emissions, a group of Japanese technology and energy companies are launching a pilot project that aims to al...[Details]
1. Function prototype In the function library officially provided by STM32, you can find functions like HAL_Delay(). This function uses a timer to achieve a more accurate time delay and provides it...[Details]
We have come a long way from the 2G era, and now 5G is about to be commercialized. Suddenly, we realize that time has passed quickly, but technology has never stopped. The activation of 5G heralds ...[Details]
Recently, there was news that the US government asked Google to shut down the Android operating system for ZTE phones. After that, some people even imagined what the consequences would be if Intern...[Details]
In most countries, the military is a fairly large group, and the health of soldiers is particularly important to the combat effectiveness of the army. The US Department of Defense's Advanced Resear...[Details]
Analysts have sorted out some interesting phenomena. Let's follow the embedded editor to learn about the relevant content.
Huawei emerged as a star in the all-
flash
array sales ra...[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]
From small households to large enterprises, energy consumption has always been a concern for everyone. The energy consumption of Chinese enterprises has always been high, and the country has also wor...[Details]
1. Introduction to MC68K CPU The MC683xx series of microcontrollers are composed of the famous MOTOROLA 32-bit microprocessors such as MC68K, 68020, 68040, and the compatible 68K, CPU32, CPU3...[Details]
This paper combines embedded control technology with network control technology to realize the design of temperature control system based on single chip microcomputer through Internet control. Th...[Details]
With the development of the automobile industry, more and more automotive electronic components are being used in modern cars, providing better safety, comfort and economy for cars. In the past, cars...[Details]
When Amazon quietly launched a product called Elastic Computing Cloud 12 years ago, the Internet industry in China, across the ocean, also ushered in an unprecedented development opportunity. Let's...[Details]
In recent years, the application of high-brightness LED has developed rapidly, especially in signboards and traffic lights. For automotive applications, LED is also very attractive. Long life, shock ...[Details]
I used the bit definition in my 51 program: bit flag. After defining it this way, I ran the program and downloaded it to the circuit board. I found that the flag was not the value I set, which led to...[Details]