[i=s]This post was last edited by xy598646744 on 2020-6-9 22:39[/i]I recently got an old spectrum analyzer Advantest R4131D. The frequency is accurate, but the power is inaccurate. I disassembled it t...
This is a picture of the rotor of a three-phase asynchronous motor that I sawSpeaking of the rotor, it is usually made of 45 carbon steel (carbon-iron alloy) with slots and aluminum bars. My question ...
I received the board, but encountered a problem: I followed the instructions and the APP could not find the board at the step of " Firmware update and then connect " ! The firmware update was shown to...
[i=s]This post was last edited by mameng on 2021-10-22 21:46[/i]STM32U5 highlights Compared with the traditional STM32Lx series low-power MCU, STM32U5 has many advantages:First: 40nm process technolog...
GD32L233C-START Development Board Study Notes ( V )
GD32L233C-START Development Board USB Example
From the GD32L233xx series MCU data sheet: "GD32L233xx_Datasheet_Rev1.0.pdf", we can see the following...
New energy vehicle power battery refers to the battery component used to drive electric vehicles.
It is a key component in electric vehicles that stores and releases electrical energy, provid...[Details]
According to foreign media reports, Google released an update for Nexus S on Thursday, adding video and voice conversation features to the Android version of Google Talk. Nexus S users can use the ne...[Details]
In the Linux driver, various devices that cannot be classified are defined as miscellaneous devices (expressed by the miscdevice structure). The miscdevices share a major device number MISC_MAJOR (...[Details]
LED light source
As the fourth generation of green, energy-saving, power-saving and long-life lighting fixtures, it has emerged as a new force, widely concerned and developed rapidly. The cur...[Details]
As the first MEMS chip stock on the Science and Technology Innovation Board, Minxin has developed over a decade and now has a MEMS silicon microphone, pressure sensor and acceleration sensor product ...[Details]
KEIL can generate multiple projects according to different configurations.
Project-- Manage-- Project Components (or the icon to the right of the project name)
Add a new project in the Pr...[Details]
Accenture (NYSE: ACN) and SEAT Automotive have developed a proof of concept to explore new opportunities in the Internet of Things and connected car services markets. The company demonstrated the...[Details]
Improve automated testing of regular releases of Siemens wind turbine control system software and validate wind turbine control system components during the development phase.
The Solution: Use NI T...[Details]
"The mass production and commercialization of all-solid-state batteries still face many unresolved problems, while semi-solid-state batteries are compatible with existing liquid battery process equip...[Details]
3. How does u-boot’s general directory become platform-independent? include/configs/100ask24x0.h There are two main types of variables defined in this header file. One category is options, prefixe...[Details]
Recently, Feikai Materials stated in an institutional survey that the company's photoresist revenue in the first three quarters of 2021 was approximately 50 million yuan. Previously, the company only...[Details]
HD7279A hardware circuit diagram HD7279A is a special intelligent control chip for managing keyboards and LED displays. It can manage and drive 8-bit common cathode LED displays or 64 LED light-emi...[Details]
At the WWDC20 Global Developers Conference a few days ago, Apple launched iOS 14 as expected and released the first developer test version on the same day. As the name suggests, this version is mainl...[Details]
1 Introduction
In UPS or DC/AC design, the input 220 V AC voltage or battery voltage needs to be converted to a ±375 V DC voltage, and then the AC converter converts the DC voltage into a 220 V...[Details]
According to foreign media reports, Solidion Technology, a provider of advanced battery technology solutions, announced that its battery scientists have successfully developed a cost-effective stra...[Details]