I just got a chip. For commonly used chips, you can refer to the routines on the Internet for in-depth understanding. For an uncommon chip, the Datasheet is almost the only information for using the c...
The differences and similarities between detection circuits, filter circuits, frequency selection circuits, threshold comparison circuits, and bandpass circuitsI have been studying circuits for so lon...
[size=4][b]Question[/b][/size] [size=4]How to consider electromagnetic compatibility (EMC/EMI) when designing PCB? What specific aspects should be considered? What measures should be taken? [/size]...
I connected the red test lead to pin 46 (the pin that generates PWM) and the black test lead to gnd on the board, but the oscilloscope did not display a waveform and the PWM indicator light was flashi...
[align=left][color=rgb(0, 0, 0)][font=Verdana, Arial, Helvetica, sans-seri][size=14px] There are three common ways to connect segment code LCD screens: 1. Metal pins 2. Zebra stripes 3. FPC, etc.; of ...
Introduction to Synthetic Blood Penetration Tester for Medical Masks The synthetic blood penetration tester for medical masks is used to measure the penetration performance of liquid jets such as syn...[Details]
1 System Hardware Design
The MT500 series touch screen cannot communicate directly with the single-chip microcomputer, but it provides a serial communication interface and a master-slave commun...[Details]
The first two issues of this magazine gave DIY plans for making digital oscilloscopes. The first article focused on LCD graphics display, and the second article introduced analog signal conditionin...[Details]
The Science and Technology Innovation Board has never believed in "creating gods". Papaya Mobile, founded by an internet celebrity CEO, has just failed, and Transsion Holdings, which relies on the co...[Details]
1. When the external device connected to the VGA matrix has a double image, such as the projector has a double image, it is generally not a problem with the host, but may be that the projector is n...[Details]
How to cure electric bike range anxiety? DC/DC converter technology has a good solution
Climate change, scarcity of natural resources and pollution are increasingly serious environme...[Details]
armv6 linux has 5 cache strategies, corresponding to three categories // The three major categories are determined by two bits of the C1 register in cp15 // P740 bit (C) and bit (W) W C 1. uncac...[Details]
AMD will upgrade to the 5nm Zen4 architecture next month. Including the transitional Zen+ architecture, AMD has launched 5 generations of Zen architecture from 2017 to now. The process has been upgra...[Details]
Note: This article is a series of posts written for the previous research on "16-bit ECC check of S5PV210". The original post was posted here. I will record it in a blog. Development board: tiny210...[Details]
The author has summarized a method of using the DT890 digital multimeter to check the crystal, which is introduced as follows: First, set the multimeter to the 20MΩ resistance range, and che...[Details]
Frequency converters are almost indispensable in industrial production. The emergence of frequency converters has brought new changes to industrial automation control and motor energy saving. As a ...[Details]
Application Technology丨Looking at the Commercial Vehicle Automatic Emergency Braking System (AEBS)/Collision Mitigation Braking System (CMBS)
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On November 22, the Ordos High-tech Industrial Development Zone Management Committee, the Dongsheng District People's Government and Leitian Winston Energy Technology Co., Ltd. successfully signed an ...[Details]
What are the methods for dealing with inverter interference?
With the development of industrial automation, inverters, as a common power regulation equipment, are widely used in various field...[Details]
In 1962, Gallager proposed LDPC code in his research on error correction coding. However, due to the insufficient hardware conditions at that time, it was not until the late 1990s that people reall...[Details]