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Many people initially bought electric cars because of the encouragement of national policies. There may not be too many people who really buy electric cars out of trust. Now that oil prices have rise...[Details]
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Using a 51 single-chip counter, it is not difficult to make the upper limit of the count larger, several thousand or tens of thousands are fine. The circuit below is a bit smaller and is a two-way ...[Details]
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On the morning of September 10, the relevant person in charge of Anhui Huaibei Power Supply Company led a team to the Anhui (Huaibei) New Coal Chemical Synthetic Materials Base Management Committee...[Details]
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SmartConfig Now when we buy a lot of smart devices, we need to connect them to the Internet, but they don’t have any effective input methods, such as keyboards and screens. So the so-called one-click...[Details]
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0 Introduction
Compared with bipolar transistors, VDMOS has the advantages of fast switching speed, low switching loss, high input resistance, small driving current, good frequency charact...[Details]
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Let the first small light turn on for 0.5 seconds and then turn off for 0.5 seconds. Let's write a program to make a small light flash, taking the first small light as an example: view plain co...[Details]
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Because the previous bare metal program is very simple, I won’t blog about it. Program flow: 1. Initialize C SP 2. Turn off the watchdog 3. Initialize SDRAM 4. Read the program containing ...[Details]
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Linear motor control method
The control methods of linear motors can generally be divided into the following categories:
Open-loop control: The position and speed of the linear motor can ...[Details]
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Silicon wafer maker GlobalWafers Chairman Hsu Xiu-lan attended the OTC results conference today (13) and said that after Trump's tweet on May 5, customers turned to conservative wait-and-see. However...[Details]
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Development Environment Host development environment: Ubuntu 12.04 BootLoader: u-boot-2012.04.01 kernel:linux-2.6.30.4 CPU: s3c2440 Development board: TQ2440 Cross-compilation toolchain: arm-linux-gc...[Details]
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Ordinary electric motors are designed for constant frequency and constant voltage, and cannot fully meet the speed regulation requirements of frequency converters. Therefore, they cannot be used as...[Details]
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UCGUI is a graphics support system for embedded applications. It is designed to provide an efficient graphical user interface independent of the processor and LCD controller for any applicati...[Details]
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Recently, Beijing Detai Energy Storage Technology Co., Ltd. (hereinafter referred to as Detai Energy Storage), a wholly-owned subsidiary of Yongtai Energy (600157.SH), has made significant progress in...[Details]
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I got a YC2440 (s3c2440) development board. After a few days of study, I have some understanding of the arm-linux system development steps. Taking the development of this development board as an exam...[Details]
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Therefore, we instruct students to use JPT-7 module to run GPS application in arm-Linux. Nand Flash space is too small, and the board used often cannot burn the root file system. So we decide to us...[Details]
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