Why are the high-precision positioning systems of Beidou and GPS not open to ordinary users?
For a long time, most people have a misunderstanding about the Beidou/GPS satellite navigation and position...
[i=s] This post was last edited by Feng Qingqing on 2020-7-21 14:52[/i]I was looking at audio chip information these days and saw a SAM2695 with a development version circuit diagram. The circuit diag...
I have been watching the news these days and paying attention to the wild elephants in Yunnan. From Xishuangbanna to Kunming, why did a herd of 15 wild Asian elephants (6 of the 15 elephants are femal...
[i=s]This post was last edited by tianshuihu on 2020-1-9 23:49[/i]It was already in 2019, but I just sorted it out today...Last May, I noticed that the battery of my Bluetooth speaker was getting lowe...
According to a report from the Guangdong Provincial Emergency Management Department, at around 4 p.m. on May 1, a confined space suffocation accident occurred during the cleaning of the RO water tank ...
STEVAL-MKI137V1 manual:STEVAL-MKI137V1 schematic diagram:STEVAL-MKI137V1 Bill of Materials:STEVAL-MKI137V1 GERBER files:LIS3MDL information post:
https://en.eeworld.com/bbs/thread-1070028-1-1.html...
What is a DC/DC Converter?
What is DC (Direct Current)? It refers to a direct current power source, such as a dry cell or a car battery. A 100V power source for home use is an alternating curr...[Details]
Xi'an, China was recently locked down due to the epidemic. According to a survey by TrendForce, Samsung has two large factories in Xi'an, both of which are used to manufacture 3D NAND high-layer prod...[Details]
1. Introduction
The inverter is connected to the photovoltaic system at one end and to the power grid at the other end. It is the bridge connecting the photovoltaic power station and the p...[Details]
Domestic chips are collectively rising in price, and the home appliance industry is facing a storm. No one can be immune to the chip shortage. After the automobile and consumer electronics indus...[Details]
China Energy Storage Network News:
On November 3, the evening glow of Meishan, Beilun, Ningbo, Zhejiang, began to appear. The white clouds in the clear sky were dyed pink like a girl's cheeks...[Details]
Foreign media letsgodigital recently reported that vivo recently registered appearance patents for two new mobile phones. The appearance of these two models is quite similar to cartoon versions of fr...[Details]
According to a report by foreign media Wccftech, Apple recently obtained a technical patent that outlines a battery back clip with two-way wireless charging capabilities. In Apple's previous pa...[Details]
Recently, three new energy projects with a total investment of 7 billion yuan have been signed and landed in Xiangfen Economic and Technological Development Zone, extending upstream and downstream ent...[Details]
According to foreign media reports, although Apple is still the most popular smartphone brand in the United States, the iPhone has been surpassed by other smartphone manufacturers in many aspects. On...[Details]
According to the 2020 Bluetooth Market Report, location services are the fastest growing Bluetooth solution area. Annual shipments of Bluetooth location service applications are expected to increase ...[Details]
Autonomous driving path planning
As we all know, unmanned driving can be roughly divided into three aspects: perception, decision-making and control. Path planning is the decision-making stage...[Details]
Heart sound signal is one of the most important physiological signals of the human body. It contains a lot of pathological information about the functional status of various parts of the heart, such a...[Details]
Timer
The STM32F10xxx series of 32-bit MCUs have a rich set of timer resources, including advanced control timers, general timers, and basic timers. In addition, there are system tick timers, real-ti...[Details]
- What is LCD1602 LCD: Liquid Crystal Display, abbreviated as LCD, its main display principle is to use electric current to stimulate liquid crystal molecules to produce points, lines, and surfaces a...[Details]
Recently, a 215 kWh distributed energy storage was connected to the Shiqiao No. 75 distribution box transformer, completed testing and put into operation, becoming the city's first cloud energy storag...[Details]
RF/Wirelessly
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