GND is the abbreviation of the ground terminal of the wire. It represents the ground wire or the zero wire. GND (Ground) on the circuit diagram and the circuit board represents the ground wire or the ...
As shown in the figure, the 10khz peripheral circuit has a duty cycle of about 0.15. How to reduce its duty cycle? Attached is its data sheet: https://wenku.baidu.com/view/d5edb5bd05a1b0717fd5360cba1a...
I am a little confused about the calculation of constant voltage BUCK inductor. The input voltage range is required to be 176-265Vac, the output is 9V/1A, the efficiency is 91%, and the core is EE10. ...
The hardware guy in our company drew a board and wanted to modify it by adding a wire, but the guy resigned.My boss asked me to do it. I added a wire directly to the PCB without going through the sche...
(1) The power line is an important way for EMI to enter and exit the circuit. Through the power line, external interference can be transmitted to the internal circuit and affect the RF circuit indicat...
Large-capacity memory (such as DRAM) has limited access speed, which is generally much slower than the CPU clock speed; small-capacity memory (such as SRAM) can provide fast access speed. Therefore, m...
OFweek Cup · OFweek 2023 China
Robot
Industry Annual Selection (abbreviated as OFweek Robot Awards 2023) is jointly organized by OFweek, China's high-tech industry portal, and its authorita...[Details]
The novel direct-reading zc-type transistor is a high-resistance measuring instrument. It uses a DC voltage converter to replace the bulky hand-cranked generator, which improves the test efficiency. ...[Details]
On December 21, 2023, Chilean time, Pacific Hydro Chile, a subsidiary of China Power International Development Co., Ltd., issued the commencement order for the Atacama energy storage project, marki...[Details]
Compared with fuel vehicles, what are the key shortcomings of electric vehicles at present? I am afraid that the only one left is the battery. To be more specific, it should be the battery and b...[Details]
Meta has reportedly abandoned plans to develop custom chips for its AR glasses in favor of using Qualcomm's technology.
It is reported that Meta launched a custom chip program in 2019 to...[Details]
The program reference source code is as follows: #include AT89X52.H sbit ST=P3^5; sbit E1=P3^4; sbit MR=P3^7; char close ; char code wd ={undefined {0xFF,0xC0,0xFE,0xFE,0xFE,0xFE,0x80,0xFE,0xF...[Details]
Investor: Does the company have solid-state batteries? If so, can you introduce the company's solid-state battery application scenarios and business volume? Thank you! Shanghai Electric Secretary: Sha...[Details]
Insulation resistance meter is commonly known as megohmmeter, or megohmmeter, high resistance meter, insulation resistance tester, etc. Insulation resistance meter is a widely used instrument for tes...[Details]
When the motor is running, I use a Fluke digital meter to measure the frequency of the inverter output terminals. Why is it that sometimes the frequency measured is several thousand Hz? This is bec...[Details]
Artificial intelligence is reshaping the way we interact with the world, and this wave of innovation is also sweeping across landscaping.
San Francisco startup Electric Sheep Robotics has laun...[Details]
Because I just joined the company and don't know much about serial port debugging, I will sort out the serial port program in the book. Portability is relatively strong Instructions: There are two ...[Details]
On the evening of October 22, at the HarmonyOS Night and Huawei's All-Scenario New Product Launch Conference, my country's first domestically produced mobile operating system, Huawei's HarmonyOS NE...[Details]
Changdian Technology has given an excellent forecast for its 2020 performance: a net profit of 1.23 billion yuan, a year-on-year increase of 1287.27%. In 2020, when "black swan" events occurred frequ...[Details]
China Energy Storage Network News:
At 9:00 on January 17, Jin Jin, product development manager of the Energy Big Data Center of State Grid Qinghai Electric Power Company, opened the company...[Details]
Recently, Hesai Technology and Kodiak Robotics announced a partnership to integrate their lidar into the rearview mirror of Kodiak self-driving trucks. It is reported that the rearview mirror-sensor ...[Details]