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On the first anniversary of 5G commercialization, domestic 5G construction has made leaps and bounds in depth and breadth. Since June, the three major operators and various institutions have succes...[Details]
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Since its release in 2017, Tesla's electric truck has recently made some progress. According to foreign media reports, after launching and mass-producing a number of electric vehicles such as Model...[Details]
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I just made a music program and would like to contribute it to you. I hope you will be satisfied.
The circuit connection is very simple. Connect a buzzer to the P3.0 port, but the effect is average. ...[Details]
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A few days ago, I saw a set of statistics: the total amount of data of the State Grid has reached about 5PB. If it is stored in ordinary DVD discs, the stacking height exceeds 1,500 meters, includi...[Details]
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By default, the Linux kernel sets the function of uart2 to nRTS1 and nTCTS1, and it is not used as a normal serial port. If we want to use uart2 as a serial port, we need to make the following modi...[Details]
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On August 21, the Lingang New Area held a signing ceremony for key fund projects in 2020, signing a total of 16 investment fund projects with a total funding scale of more than 84.2 billion yuan. A...[Details]
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I saw this in a book and thought it was great, so I shared it with you.
Since the performance of a microcontroller is vastly different from that of a computer, no matter in terms of space resource...[Details]
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Do you know your signal source and oscilloscope ? In the last issue, we mainly analyzed the basic concepts, functions and classifications of oscilloscope triggers. In this issue, we share the relatio...[Details]
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The purpose of this experiment: Use interrupts to control the addition and subtraction of the digital tube numbers through the keys numbered 8 and C. After adding to 15, it will cycle back to 0, and ...[Details]
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K214/J77 Single-ended Headphone Amplifier The single-ended amplifier circuit is a model of exchanging efficiency for sound quality. The circuit introduced below is a single-ended headphone ampli...[Details]
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Radio communication is the transmission of energy from one circuit to another in the form of an electromagnetic field. When designing circuits or conducting radio communications, we need the energy...[Details]
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1 Introduction
With the development of modern science and technology, inverter power supplies are widely used in all walks of life, which puts forward higher requirements for their per...[Details]
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#include reg52.h
#define Disp_On 0x3f
#define Disp_Off 0x3e
#define Col_Add 0x40
...[Details]
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The “new” of Nanjing Jiangbei New Area is not only because of its status as “the first national-level new area in Jiangsu”, but also because it has the gene of “innovation” integrated into it since i...[Details]
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The control requirements of servo drives for servo motors is a complex and in-depth topic. The following is an overview of the control requirements of servo drives for servo motors:
Preci...[Details]
PCB Design
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