Course Description
STM32WB is a new generation of wireless dual-core IC, supporting multiple mainstream 2.4GHz protocol stacks, including: BLE, ZigBee, Thread, etc. It also supports static and dynamic...
eric_wangST Sensors & Low Power Wireless Technology Forum
Polarized capacitors and non-polarized capacitors are similar in principle, both store and release charges; the voltage on the plates (here the electromotive force of accumulated charges is called vol...
Source: Lei Technology
Although the Internet is not a lawless place, as a virtual world, people with strong hacking skills can always establish bases outside the law on the Internet. You may think tha...
The resistor between the input and output pins of the crystal oscillator circuit in the figure is as large as 1 megohm. What is its function? If it is used for feedback, does the feedback resistor nee...
[size=4]I checked the official cases of DM8148, and there are cases of DM8148 using DSP and OpenCV for face recognition. May I ask, 1. Can I use openCV to identify vehicles? What is the accuracy and r...
Yesterday, the renderings of Motorola's new Moto G8 series phone were exposed, and today the real phone pictures were also exposed online. It can be officially confirmed that the model of this p...[Details]
introduction
The multi-source perception intelligent security system is mainly based on the "Petroleum and Petrochemical System Security Counter-Terrorism Prevention Requirements" (GA1551-2019...[Details]
For general contact pairs, the volume resistance is very small compared to the contact resistance at the interface between the contact parts, and the value basically does not change. Therefore, the...[Details]
the difference The "source" of active and passive here refers to the "oscillation source", that is, the active buzzer has an oscillation source inside, and can make a sound as long as it is powered o...[Details]
Uboot version: u-boot-2013.01 Development board: Exynos4412 This article is mainly to familiarize yourself with the use of U-boot and how to burn U-boot into Exynos4412. Of course, before tha...[Details]
I. Overview Cars are an important means of transportation in modern society, providing people with convenient and comfortable travel services. However, traditional fuel vehicles produce a large amo...[Details]
Competition in the global TV market is fierce. The latest news is that Samsung Electronics will adopt OLED panels from its competitor LG Display, hoping to gain a foothold as OLED TVs become mainstre...[Details]
With the rapid development of science and technology, the automobile industry is also constantly innovating. Among them, as an important part of the car, the intelligent configuration of headlights...[Details]
At 22:18 on March 10, CCTV's large-scale documentary "Energy Wave" will usher in its final episode - the fifth episode "Renovating the Future". What is the ultimate form of energy in the 21st century...[Details]
After learning the codes for these two key modes, we now decide to encapsulate these two modes into one function, and then use parameters to select whether to support continuous pressing or not. 1...[Details]
Jiwei.com reported on February 19 that this afternoon, Ni Fei, President of ZTE's Terminal Business Unit and President of Nubia Technology Co., Ltd., announced a major news, that is, at next week's S...[Details]
In June 2020, China's installed capacity of power batteries resumed its month-on-month growth trend, with an installed capacity of 4.7GWh, a 34% increase from the previous month; this was entirely du...[Details]
Magnetic flap level gauges are not unfamiliar to instrument purchasers. However, due to the complex working conditions on site, the requirements for instrument selection are also different. At this t...[Details]
[The first provincial humanoid
robot
innovation center in China was officially established in Beijing]
Recently, Beijing Humanoid Robot Innovation Center Co., Ltd. was officially r...[Details]
China Energy Storage Network News:
On August 31, on the eve of the 2018 Beijing Summit of the Forum on China-Africa Cooperation, the Global Energy Interconnection Development and Cooperation ...[Details]