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What is an analog oscilloscope Analog oscilloscopes use analog circuits (oscilloscope tubes, which are based on electron guns). The electron guns emit electrons to the screen, which are focused to fo...[Details]
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The serial port driver file is located at: linux-2.6.32.2/drivers/serial/s3c2440.c, omitting the analysis of non-key parts. #include linux/module.h #include linux/ioport.h #include linux/io.h #i...[Details]
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On the 16th, TSMC President Wei Zhejia lowered his forecast for global semiconductor sales excluding memory this year from the original estimate of 8% year-on-year growth to zero growth or even a sli...[Details]
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After 3 months of continuous exploration, I finally completed the project practice content of the second phase of the 91arm Academy (the code in the video tutorial is not complete). I saved the relev...[Details]
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1. S3C6410 LCD driver bare metal code
LCD controller initialization:
1 unsigned long VideoBuffer = {0};
2 void lcd_init(void)
3 {
4 /* 1. Initialize IO port as LCD p...[Details]
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As a change to the existing, Apple will offer iPhone XR as a loaner device to users in some areas when users mail their device to a service center. According to an internal service memo seen ...[Details]
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Continuous Data Protection (CDP) technology is a revolutionary breakthrough in traditional data backup technology. Traditional data backup solutions focus on periodic data backup, which is always acco...[Details]
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0 Introduction
Urban traffic problems are universal problems in all countries of the world. Intelligent transportation systems are an effective way to solve the increasingly serious urban traff...[Details]
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Rushing to help the "war against epidemic" and being moved We have always kept a low profile, but have bravely moved forward in the process of helping the "war against the epidemic"; We have been...[Details]
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The hardware circuit design part should actually be discussed now, but firstly, time is limited, and secondly, it will be involved in the later project development. So now I will just take a brief lo...[Details]
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Concept of synchronous generator
A synchronous generator is a device that converts mechanical energy into electrical energy, and its operating speed is synchronized with the frequency of the p...[Details]
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According to foreign media reports, Mercedes-Benz Trucks has been equipping new heavy-duty Actros trucks with MirrorCam (digital exterior mirrors, i.e. cameras, installed on the sides of the vehicle)...[Details]
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Ethernet is a baseband LAN technology developed in the 1970s. It uses coaxial cable as the network medium and adopts the carrier multiple access and collision detection (CSMA/CD) mechanism. The dat...[Details]
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In most DC-DC converters, the normal supply currents do not allow high efficiency at low load currents. The circuit in Figure 1, however, contains micropower components that enable it to maintain 90% ...[Details]
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1. Introduction
UCC3895 is a phase-shifted resonant full-bridge soft-switching controller produced by Texas Instruments, USA. This series of controllers adopts advanced BCDMOS technology. The...[Details]