RISC-V Processor Design Series : https://training.eeworld.com.cn/course/5612This video is a series of courses, mainly using the open source Hummingbird E203 processor as an example to explain RISC-V p...
I attended the annual RT-Thread Developer Conference in Shenzhen last weekend, and this week I plan to port an operating system to the NUCLEO-L552ZE development board.
Conclusion first: System transpl...
The basic idea of the algorithm is: find the vertex closest to the source point each time, then expand with this vertex as the center, and finally get the shortest path from the source point to all ot...
[i=s] This post was last edited by qwqwqw2088 on 2019-2-27 08:52 [/i] [b][size=4]Ripple[/size][/b] [size=4]The output of a switching power supply is not truly constant. There is periodic jitter in the...
Hello everyone, when it comes to power ripple, I believe it will resonate with many electronic engineers. In this video, we will discuss the related issues of power ripple. First of all, what exact...[Details]
The transformer comprehensive tester is a new generation of innovative CT and PT test instruments developed on the basis of the traditional transformer volt-ampere characteristic ratio polarity compr...[Details]
Governments and power companies expect photovoltaic (PV) power to account for a large proportion of the total energy they supply. Converting the direct current from solar cells into alternating cur...[Details]
Abstract: This application note describes an extended-scan method that can extend the keyboard scan range of the MAX6954 and MAX6955 LED display drivers from 32 to 80 keys.
The MAX6954/MAX6955 are...[Details]
This article introduces the on-site detection of three types of pressure gauges: electric pressure (differential pressure) transmitter, pressure system, and remote pressure gauge, which has strong te...[Details]
BT and Vodafone are considering lobbying Prime Minister Boris Johnson to allow the use of Huawei in the construction of Britain's 5G network, according to Reuters. ...[Details]
According to Reuters, Trump said on Sunday local time that in his conversation with Apple CEO Cook, Cook had repeatedly emphasized the possible impact of imposing tariffs on Chinese imports and the p...[Details]
At present, outdoor Bluetooth speakers (including portable speakers and trolley speakers) are very popular among consumers. Their portability can meet the needs of both home use and outdoor use for...[Details]
On August 18, Sanan Optoelectronics released its semi-annual report stating that the company's operating income in the first half of the year was 3.568 billion yuan, a year-on-year increase of 5.31%...[Details]
With
the development of
LED
technology, the application of LED has been extended from traditional low-
power
portable product backlight to medium- and high-power indoor lighting, out...[Details]
NetEase Mobile News: After other major Android manufacturers have released folding screen products, OPPO, as a leading domestic manufacturer, has finally launched its first folding screen flagship - ...[Details]
introduce
This example is a layered design of a simple hydraulic shock absorber system that allows the user to simulate changes in vertical body motion, such as bumps or potholes in the road, ...[Details]
Panasonic has developed new image sensor technology that can improve the car's night vision system and enhance the safety of night driving. It is understood that near-infrared light is invisible...[Details]
Preparation before starting the motor
(1) Inspection of new or long-unused motors
① Check the cage motor. Before using, check the insulation resistance between the motor windings and the ...[Details]
Whether ordinary motors can use frequency converters to adjust speed is a very professional question. Before answering this question, we first need to understand what ordinary motors are, what freq...[Details]