The figure below is a flyback multi-channel output circuit. If both 5V and 3.3V are output normally,
The voltage-dividing resistors R1 and R2 will bias the transistor Q1. If Q3 and Q2 are in the off s...
2.3 Compile the kernel separately, and uboot generates many files. Which one should I use?
answer:
The kernel compiled file is the zImage file in the ~/MYiR-imx-Linux/arch/arm/boot/ directory.
The fil...
I'll attach two pictures first to help you raise doubts.This is the RF signal routing with regular cut corners.The frequencies are all in the LS bandThis is a general arc trace RF signalThe frequencie...
The picture shows the maximum and minimum current of the EN enable pin of an LDO when EN = 0. My questions are as follows:
1) Is this maximum current and minimum current the maximum/minimum current co...
1. What is the pointer of a microcontroller? The microcontroller pointer refers to the memory address of the storage area where a certain variable or data is located. 2. What is the function of the m...[Details]
How does a diode clamp work?
The signal will lose the DC component after passing through the RC coupling circuit, and the top or bottom of the signal waveform will be clamped at a predetermined DC ...[Details]
As for the application of the two-dimensional imager, we all know that it has a very wide range of applications, and is widely used in the two-dimensional detection of workpieces in mobile phone acc...[Details]
Abstract: Flutter flight test is a "Class I risk" flight test subject, and the flight test risk is huge. Both the prototype and the modified aircraft involving major changes in structure and appear...[Details]
As early as more than two years ago, it was widely rumored in the industry that OPPO had begun to "develop its own chips". According to the latest revelation from Weibo blogger @数码闲聊站, the results of...[Details]
Today’s wireless connectivity architecture in commercial vehicles may be suitable for standard Level 2 of autonomous driving. However it remains questionable whether it can meet the performance req...[Details]
Dyneo+ from Leroy-Somer, a Nidec company, together with NOVENCO® ZerAx® axial fans from Denmark, provides efficient and sustainable solutions
Leroy-Somer, a Nidec company, has partne...[Details]
1 Introduction
The performance of the fuel injection system directly affects the working process and performance indicators of the diesel engine. It is a key part of the diesel engine to i...[Details]
In order to more efficiently complete the test and verification of the lane departure warning system function of the vehicle-mounted front-view camera, a vehicle-mounted camera-in-the-loop simulatio...[Details]
Metal Oxygen Varistor (MOV)
The variable resistor is connected across the live wire and the ground wire at the rear end of the fuse. Its operating principle is that when the voltage difference be...[Details]
On November 10, the equity investment signing ceremony of Jiangsu Zhongke Xinyuan Semiconductor Technology Co., Ltd. (hereinafter referred to as "Zhongke Xinyuan") and the company's third anniversary...[Details]
ZF is a global technology company and a supplier to many well-known automobile brands. In addition to transmissions, ZF also has strong capabilities in the four major technology areas of vehicle mo...[Details]
With the explosive growth of new energy vehicles and residential electrical equipment, the pressure on urban power grids is increasing day by day, which has an adverse impact on the charging effici...[Details]
The latest news is that Huawei's lawsuit against Verizon, the largest telecommunications operator in the United States, for patent infringement will be heard in Marshall, Texas, on Wednesday local ti...[Details]
Following the Amazon Echo smart speaker, accessory manufacturer Anker subsequently launched the Eufy Genie smart speaker, which also has a built-in Alexa voice assistant cloud platform. It only uses ...[Details]