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At present, most of the batteries used in cars are dry-charged batteries, which have the advantage that the car can be started within 30 to 40 minutes without charging after adding electrolyte. Howev...[Details]
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Three methods of motor speed regulation
The three methods of motor speed regulation are as follows:
Mechanical speed control method: Change the motor speed through a mechanical transmissi...[Details]
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The digital pressure gauge produced by Jinhu Sipai Instrument Co., Ltd. has the characteristics of high precision, high stability, error ≤1%, internal power supply, micro power consumption, stainless ...[Details]
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Redmi will release a new member of the Redmi Note series next month. It was previously rumored that the new product in the Redmi Note series would be named Redmi Note 10, but blogger @数码闲聊站 r...[Details]
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The "Outline of Key Construction Tasks for Ubiquitous Power Internet of Things in 2020" (hereinafter referred to as the "Outline") recently issued by State Grid Corporation of China pointed out tha...[Details]
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According to the "Notice on Printing and Distributing the Frequency Band Planning of Ultra-short Wave Telemetry and Remote Control Data Transmission Service" issued by the former National Radio Ma...[Details]
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A digital oscilloscope is a high-performance oscilloscope made with a series of technologies such as data acquisition, A/D conversion, and software programming. The working method of a digital oscill...[Details]
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The underlying code Hello! This is the welcome page displayed when you use the Markdown editor for the first time. If you want to learn how to use the Markdown editor, you can read this article caref...[Details]
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Introduction
The working characteristics of the sensor are directly reflected by its static and dynamic characteristics. The static characteristics represent the input-output relationship of ...[Details]
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fatload mmc 0:1 0x50008000 uImage;bootm 0x50008000; SUDEBUG: ../common/bootm.c,bootm_find_os,line = 235,images.os.start:0x50008000 // The starting position of the memory address where uImage is loc...[Details]
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1 Basic principles
Error checking of serial data is a necessary means to ensure the correctness of data. Odd-even check and cyclic redundancy check are usually used. Both methods provide neces...[Details]
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With bit-banding support, you can use normal load/store instructions to read and write single bits. In simple terms, you can read and write a single bit. In F103, there are two places where bit-ba...[Details]
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With the continuous development of multi-core technology, parallel methods have become a means of dealing with larger-scale problems and have been successfully applied in many fields. At present, the...[Details]
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1. Introduction Microwaves usually refer to decimeter waves, centimeter waves and millimeter waves. Regarding its frequency range, one statement is: 300MHz ~ 300GHz (1MHz = 106Hz, 1GHz = 109) The cor...[Details]
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The 1553B/ARINC429/RS422 universal bus simulation/test system is an Ethernet-based, distributed comprehensive simulation/test system for 1553B, ARINC429, and RS422 bus systems. It adopts standardized...[Details]
Analogue and Mixed Signal
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