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working principle: ◆ The power transmission line power frequency parameter tester can measure various parameters of positive sequence and zero sequence, voltage effective value, current effective val...[Details]
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I wrote this article because I saw many people who want to get in touch with microcontrollers or have already got in touch with microcontrollers on Baidu, but they don’t know how to get started, or do...[Details]
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According to Jiwei.com, recently, Unisoc, a subsidiary of Tsinghua Unigroup, announced the launch of a new generation of LTE mobile chip platform - Unisoc Tiger T310. This is the world's first quad-c...[Details]
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A few weeks ago, pictures showed that Samsung plans to bring back the removable battery feature for its new entry-level smartphones. Now this new phone has also been discovered in the Geekbench datab...[Details]
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The current probe is a wire that connects the circuit under test and the input end of the electronic oscilloscope. A complex probe is composed of a resistor-capacitor component and an active device...[Details]
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People's social life cannot be separated from communication. The first thing encountered and solved in communication is the communication tool - language and writing. After the advent of computers...[Details]
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In 2021, against the backdrop of the ongoing pandemic and increasing global economic uncertainty, my country's 5G development has sailed against the trend, played an active role in stabilizing...[Details]
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Redmi Mobile officially announced the new Redmi K30 Pro recently. At the same time, a blogger also revealed the price information of Redmi K30 Pro today. Judging from the screenshots, t...[Details]
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Overall composition
The signal sampling of this measuring instrument can accept eight standard TTL levels after shaping through the eight input lines of the P0 port, so it can measure the pulse ty...[Details]
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Designing a power converter is not simple because it involves many aspects of technical knowledge. Excellent power converter design engineers must have a certain understanding of analog and mixed-sign...[Details]
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1. Light up a P1.0 LED
1. Source code
1 #include reg52.h 2 #define uint unsigned int //macro definition 3 #define uchar unsigned char //macro definition 4 sbit led=P1^0; /*de...[Details]
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Jiwei.com reported on April 15 that Sony recently launched the Xperia 1 III, which is now available on JD.com for pre-order. The domestic launch conference is scheduled for May 20, and the phone will...[Details]
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introduction
With the rise of smart grid research and the continuous improvement of urban and rural power grid structures, higher requirements are put forward for distribution network automation. Fee...[Details]
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Abstract: This article introduces the high-end DSP controller ADMC401 for motor control launched by American Analog Devices Company, analyzes its structure and control peripherals in detail, and...[Details]
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The servo motor encoder is an important part of the servo system, and its performance directly affects the accuracy and stability of the servo system. This article will introduce the working princi...[Details]
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