From the formula (4) in the paper, we can see that when the output voltage of U2 is 0V, the LED is turned on. I want to ask if U2 is a comparator? Because the inverting input terminal is higher than t...
ROS operating system video course content:
Master the basic concepts of ROS. Master the creation methods of ROS custom messages and services. Master the use of common ROS command line tools and visual...
[i=s]This post was last edited by flashtt on 2019-6-21 15:34[/i]I am about to start work. I bought many books before, but I haven't read many of them. The express delivery is really troublesome, and I...
[i=s]This post was last edited by lonfaye on 2019-7-15 08:17[/i]The attached picture is a summary of my recent reading of the IWR1642boost code. I post it here because, firstly, mmWave is definitely T...
Could you please explain in detail the generation of 2HZ? Now using this circuit, the buzzer oscillates very fast. Why does this problem occur when the components are soldered normally?...
DIY players all know that the CPU top cover is made of copper metal. In order to increase hardness and corrosion resistance, CPU manufacturers will plate a layer of nickel on the surface of copper, so...
1. Introduction With the rapid development of semiconductor technology and the application of mobile communication, network technology and multimedia technology in embedded system design, the...[Details]
Bad news seems to be coming one after another. According to the downward trend of the smartphone market in the second half of last year, the shipment slowdown has become more obvious since 2022. In a...[Details]
A future iPhone upgrade that introduces an under-screen camera for Face ID to the iPhone may not arrive until 2024, according to an analyst, with predictions for the "iPhone 16" likely to featur...[Details]
On stage, sometimes it is necessary to turn off all live lights except the searchlights to create a special effect. The searchlight must shine on the actor. Since the searchlight is hung high on the c...[Details]
At the end of the Eastern Han Dynasty, the country was divided into three kingdoms, with Wei, Shu and Wu fighting each other endlessly. Today, this situation is also happening in my country's drone i...[Details]
Dr. Marc Wucherer, CEO of Xerox, said: "Our factories in China continue to grow and develop. Therefore, company executives have also announced that they will further expand business activities...[Details]
On the morning of July 2, Bloomberg reported that Apple is developing a hybrid work model for its retail employees, called Retail Flex, allowing them to work from home part of the time. "Re...[Details]
The smart cockpit achieves active interaction through the fusion of multiple sensor data such as identity recognition and vision. Zhongqiang Optoelectronics will start from the core, cooperate across...[Details]
According to the Zos Data Center, the number of front-mounted cameras installed in new passenger cars in China in 2019 was approximately 23 million, an increase of 11.7% year-on-year. Both fo...[Details]
"At present, a standardized business model for distributed photovoltaics has not yet been formed, and the market is in chaos. However, once the business model is solidified and more companies enter...[Details]
This program uses 51 single chip microcomputer to decode pt2262 code. It is a wireless service pager code that has been successfully applied in products with LED display.
There are schematic ...[Details]
On the afternoon of November 29, BAIC BluePark Information, China Electric Interconnection, and Qi'anxin announced the joint establishment of a connected vehicle security laboratory. On November 2...[Details]
Particle counter is an instrument used to measure the number and size distribution of particles per unit volume of air in a clean environment. Particle counter is widely used in medicine, electronics...[Details]
In the gate circuit of IGBT, the main factors to be considered include the positive and negative values of gate voltage U and the size of gate resistance R. They have different degrees of influence...[Details]
In the third quarter of 2024, Texas Instruments (TI)'s performance showed some signs of recovery. In the quarterly earnings conference call held on October 22, TI CEO Haviv Ilan and CFO Rafael Liza...[Details]
Analog electronics
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