Slow download speeds? Have to turn off WiFi? You're not alone!According to a study by OpenSignal, the average mobile network speed in 33 countries has exceeded WiFi, which is the opposite of what it w...
triodeWhat exactly is in the transistor datasheet?The transistor driving relay circuit, transistor driving LED or LED backlight circuit seem to be so simple that it cannot be simpler. Do you feel you ...
The purpose of filters is explained very clearly in the article "A Brief Analysis of Three Types of Wi-Fi Filters (Part 1)" . Let's take a look at it below.People often think that “a filter is a filte...
The residential energy storage market, while still in its infancy, is on the verge of explosive growth. In the U.S. alone, the market has grown 232% year-over-year since Q1 2018, with energy storage a...
The wired-and logic is a function that can be realized by connecting two output signals. In hardware, it is realized by using OC gates. If OC gates are not used, the current may be too large and burn ...
I've recently been working on a cost-reduction project that uses half-duplex mode in wired Ethernet. I searched online for related discussions and found most of the same opinions: "In half-duplex mode...
Today's German automobile industry seems to be in a period of reflection, and its attention to the development of the new energy market has increased to a very high level. Especially with regard to...[Details]
Jiwei.com reported on April 13 that yesterday the China Academy of Information and Communications Technology (hereinafter referred to as CAICT) released the domestic mobile phone market operation ana...[Details]
Huawei released the latest personnel appointment announcement, with Yu Chengdong being appointed as President of Cloud & AI BG, and former President Hou Jin being appointed Chairman of Digital Energy...[Details]
Industrial companies can now use the Allen-Bradley CIP Security Proxy from Rockwell Automation to broadly implement Industrial Protocol Security (CIP Security) in their systems. In the past, industri...[Details]
Modeling, simulation and CAD are new, convenient and economical design tools. To simulate the switching power supply , simulation modeling must be done first. Simulation modeling should include p...[Details]
Signal acquisition devices are widely used in machine health diagnostic systems for recording, monitoring and diagnosis. Machine condition data is often collected by non-portable or wired devices. ...[Details]
BMW owners will have to pay an $80 annual fee to use Apple CarPlay, and keeping the feature on the 2020 Toyota Supra may require a similar fee, as its infotainment technology is closely tied to the G...[Details]
When data is to be sent through the network card, the upper-layer protocol entity calls the function hard_start_xmit(). In our driver, this function is mapped to the DM9000_wait_to_send_packet() funct...[Details]
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Principle of single chip microcomputer controlled stepper motor driver
Stepper motors are widely used in control sys...[Details]
A few days ago, when I was writing an STM32 program, I encountered a strange problem: the value of an array was always illegally modified. At first I thought that there was an out-of-bounds access ...[Details]
Magnetic measurement principle
1. Magnetic attraction principle thickness gauge
The thickness of the coating can be measured by using the suction force between the permanent magnet probe and t...[Details]
1. Check whether the detector has a test certificate and whether it is within the validity period. 2. Check whether the detector's air intake duct is blocked or damaged. 3. Turn the conversion switch...[Details]
Brief Introduction of GB8410 Horizontal Combustibility Tester The burning rate horizontal flammability tester obtains the flame spread trend and flame spread speed of the material when it burns by te...[Details]
In order to further optimize the company's production capacity layout and enhance the influence and comprehensive competitiveness of the company's business, Guangzhou Penghui Energy Technology Co.,...[Details]