Core saturation is equivalent to an air-core coil on the primary side of the transformer (equivalent to a short circuit). The current will be very large and will continue to rise until the transformer...
The previous evaluation could not be compiled successfully due to the CMSIS core problem in the Keil environment. I tried many new methods but none of them worked. I guess the inability to access fore...
From large commercial buildings to your own home, the Internet of Things can deliver a range of energy efficiency benefits. In this third of a five-part series on the Internet of Things, Cees Links fr...
[i=s]This post was last edited by Xiaomeige on 2020-2-6 15:50[/i]1. Prepare materials:one ac620 development board and one eda expansion board2. Experimental effect diagram displayattach://457995.rar...
[color=rgb(51, 51, 51)][font=微软雅黑]1. Overview and Principles of Wiring[/font][/color] [color=rgb(51, 51, 51)][font=微软雅黑]In traditional PCB design, the wiring on the board is only used as a carrier for...
I used STM32CubeMX V4.22.1 to generate a project including EHT and Lwip. The debugging has been abnormal. After careful inspection, the following problems were found: 1. The hardware uses LAN8720A, b...[Details]
1. The air cleanliness of the clean room should be tested as follows:
1. Empty state and static test
Empty state test: The clean room has been completed, the purified air conditioning system ...[Details]
If 1G to 4G is compared to a continuously evolving straight line, then 5G is the "surface" formed by the rapid expansion of the "straight line". As an important supporting technology for a new roun...[Details]
On July 29, Taiwan media DIGITIMES reported today that TSMC will introduce High NA EUV lithography technology in the A14P process to be launched as early as 2028.
▲ ASML EXE:5000 High NA...[Details]
Today, a new rumor claims that AirPods 3 (unofficial name) will be officially released on May 18 (next Tuesday). The news comes from YouTuber Luke Miani and was first shared on the AppleTrack website...[Details]
Introduction For much of the 20th century, electric utility meter readers recorded electricity usage by going door-to-door and reading electromechanical counters on electric meters. Return to the ...[Details]
This article uses the new Micron MT9D111 2-megapixel CMOS image sensor as an example to detail its technical features, circuit configuration, and analyze the technical challenges and solutions...[Details]
Looking back at 2011, under the shadow of the financial crisis, with the European debt crisis, the credit ratings of many countries such as the United States being downgraded, and the inflation in...[Details]
This basic tutorial introduces the structure of analog switches and multiplexers, and introduces their static and dynamic parameters. Finally, it will tell you how to select an analog switch or mul...[Details]
What is an interrupt? In the processor, the so-called interrupt is a process, that is, when the CPU is executing a program, it encounters an external/internal emergency event that needs to be handled...[Details]
keil error; C51 compiler recognizes three types of errors; 1. Fatal error: the pseudo-instruction control line has an error, accessing a non-existent source file; 2. Syntax and semantic errors: both ...[Details]
1 Introduction The measurement principle of the three-dimensional coordinate measuring machine is to place the measured object in the three-dimensional coordinate measurement space, and obtain the co...[Details]
1. Build the water lamp circuit Build the water lamp circuit in Proteus as shown in the figure 2. Flowing Light Program We can think of the running light as lighting up a number of lights in sequen...[Details]
1 overview 1.1 Purpose This document is used to describe the software of the external interrupt module of the Qidian development board. It is not limited to the realization of hardware functions, b...[Details]
According to foreign media reports, car manufacturer Jaguar Land Rover (JLR) has applied for a patent to the World Intellectual Property Office, which mainly discusses conveying various information...[Details]