Event details: https://en.eeworld.com/bbs/elecplay/content/161Evaluation summary:
@dql2016[Review of SGP40] + UnboxingBasic Use
[Review of SGP40] + Do-it-yourself food and clothing-Driver writingpitfa...
Weather broadcaster based on RVB2601Author: ddllxxrrProject BackgroundI am very happy to get a RVB2601 development board from Pingtou Ge . Before participating in this event, I read the introduction o...
[i=s]This post was last edited by annysky2012 on 2021-10-16 13:45[/i]For the first two questions, I saw the administrator post on the forum: B station experts help: portable, fast charging, adjustable...
With the development of intelligent interconnection, autonomous driving, and electric vehicles, the development of automotive electronic technology and products is changing with each passing day and i...
The MM32F103 series of Lingdongwei products use a 32-bit microcontroller with a high-performance core M3, with a typical operating frequency of up to 144MHZ, built-in high-speed memory, and a rich set...
The schematic diagram is as follows. In practice, some modifications have been made. R8 is disconnected, R14 is removed, and R15 is short-circuited. This directly forms a followerThe waveform of the i...
1. RAM keil C language programming RAM is the data space for storing random variables during program operation. When writing a program in Keil, if the current mode is small mode, and if the total v...[Details]
In the image processing system, the video signal collected by the camera is first converted into an A/D signal, and the analog image signal is converted into a digital signal, which is provided to the...[Details]
Fixed output integrated voltage regulators such as the 78×× series can easily increase the output voltage V0 (see the figure below) by simply connecting two external resistors. The output voltage e...[Details]
1. Introduction RFC 2889 provides a methodology for benchmark testing of LAN switching equipment. It extends the methodology defined in RFC 2544 for benchmark testing of network interconnection equip...[Details]
1 Introduction
Online testing is a novel electronic measurement technology. When debugging and repairing printed circuit boards, it is often necessary to measure the resistance or capacitance ...[Details]
Super charging station brings convenience to new energy vehicle owners. Reporter Chen Jing Above is the photovoltaic panel roof, and below can accommodate 30 new energy vehicles charging at the same t...[Details]
It is not difficult to use a 51 microcontroller to form a counter. It is not difficult to make the upper limit of the count larger. It can be tens of thousands or tens of thousands. The circuit below...[Details]
Surveillance cameras are semiconductor imaging devices, so they have the advantages of high sensitivity, strong light resistance, small distortion, small size, long life, and vibration resistance. ...[Details]
Tektronix oscilloscopes are used in more than 100 advanced application tests such as debugging, verification, error correction, and certification in different industries such as automotive electronic...[Details]
Let's talk about drawing a circle first. According to the symmetry of the circle, divide the circle into 8 equal parts. Find one of them, and the others can be obtained through coordinate transformat...[Details]
According to the official Weibo account of 8848 Mobile on Wednesday afternoon, 8848 will launch a new smartphone tomorrow (August 27). It is currently known that the new product will use the "...[Details]
In recent years, the LED industry has developed rapidly, but with the rapid development, the industry has also shown a mixed situation. Taking indoor lighting products as an example, most manufactu...[Details]
With the continuous development of technology, especially the increasing popularity of the Internet, it can be said that any device that can be powered can be intelligent. They can achieve richer...[Details]
PCB circuit board chemical laboratory
1. Acid Number (Acid Value) Acid value refers to the amount of free acid contained in 1 gram of grease, wax or flux. The test method is to dissolve the sample ...[Details]
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