Masters, the gasoline pump used in Mercedes-Benz cars currently has three wires UVW coming out of the fuel pump computer to directly control the operation of the three-phase fuel pump. I took it apart...
I usually compare the performance of MCUs by calculating pi, because Python supports large integer operations, and pi calculations happen to use large integers, which can initially reflect the integer...
I don't use a DCDC drive circuit like this H-bridge. What is the principle of this? Is there any difference between it and the general step-up and step-down?...
How to measure the signal of positive and negative 1.5V using a single power supply system? If the signal changes quickly, it can be measured through coupling. But if it is a signal that changes slowl...
1. First create a project, the project name is meterADC2. Then select hardware and enable ADC. Here the board only supports ADC0. The chip supports multiple channels.3. From the file, you can find the...
Ripple is the core indicator of power supply, but how to accurately measure ripple is a widely ignored issue. Maybe you think it is just AC coupling of oscilloscope and then point the probe on the po...[Details]
How should you maintain your mobile phone battery? To be honest, many people either don't know how to maintain mobile phone batteries, or they are still at the stage of nickel-cadmium batteries. Earl...[Details]
1.1 Description and Function We can think of an oscilloscope simply as a voltmeter with a graphical display. An ordinary voltmeter gives a measurement reading of the signal voltage by moving ...[Details]
On December 29, at the Global Hard Technology Developer Conference (Hangzhou), Tuya Smart's Vice President of Marketing and Strategic Cooperation and CMO Na Jingdan and Gartner China Vice President G...[Details]
Last week we introduced battery technology, among which lithium batteries are currently a widely used energy storage technology, but they still have certain disadvantages in terms of energy storage...[Details]
The following are several programming examples for driving the buzzer under S3F9454/9444 for reference. A. The first one is the ordinary IO high and low level driving method ...[Details]
1. Overview of this article
The rapid progress of science and technology has also driven the development of the instrumentation industry. Although the measurement principle of electromagnet...[Details]
Shenzhen implements the policy of peak-valley flat electricity price. Through energy storage power stations, low unit price charging can be used during the flat-valley period, and high unit price d...[Details]
On February 28, at the 2022 Mobile World Congress (MWC) held in Barcelona, Honor's high-end flagship Magic 4 series was officially released. Its LTPO display is supplied by Visionox, and it is also...[Details]
On February 28, Honor CEO Zhao Ming said in an interview with CCTV Finance Channel: "We are currently selling more than ten 5G mobile phones, and all of them are in short supply. In the first quarter...[Details]
Wiring Tip 6: Fiber Optic Cable
In the 1950s, more research and development on optical fiber video transmission was successful in the medical field in the field of remote lighting and o...[Details]
On September 13, the State Council Information Office held a press conference on "Promoting the construction of a strong manufacturing country and a strong cyber power to contribute to the comprehens...[Details]
In the existing block-based video coding and decoding systems, when the bit rate is low, there are always block effects, and this is also the case in the new video coding standard H.264. There are two...[Details]
introduction
Temperature and humidity are indispensable parameters for calibrating the environment. In many occasions such as vegetable greenhouses and grain warehouses, the requirements f...[Details]
0 Introduction
Some traditional distance measurement methods have insurmountable defects in some special occasions. For example, liquid level measurement is a kind of distance measurement. The tradi...[Details]
Automotive Electronics
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