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According to foreign media reports, following France, the Italian Parliament also approved a move to impose a digital service tax on large technology companies, a move that may put more pressure on I...[Details]
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A transformer is a device that transforms AC voltage, current and impedance. When AC current flows through the primary coil, AC magnetic flux is generated in the iron core (or magnetic core), ind...[Details]
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Today, Apple's new MacBook Air, 13-inch MacBook Pro and Mac mini equipped with M1 chips were officially launched, and related running scores are expected to be released one after another. At...[Details]
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Carnegie Road battery storage facility. Image: Ørsted (www.orsted.com)
Ørsted A/S (CPH:ORSTED) has put into production its first standalone battery energy storage system, a ...[Details]
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At the end of the U-Boot-2009-03 porting notes, we found the U-boot startup code in cpu/arm920t/start.S, which is a piece of assembly code. Our porting work starts here.
We locate the re...[Details]
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1. Extended issues Before answering this question, let me extend a question: Is it necessary to use an operating system for STM8? There is actually no standard answer to this question. I have de...[Details]
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The MCU will start to execute the application program in order from the address 0000H only after a reliable reset. At the same time, the reset circuit is also one of the sensitive parts that is easily...[Details]
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1. Introduction
Through this system, the instrument can work when powered by 220V AC. At the same time, the lithium battery is charged through the charging part with a single-chip microcomputer a...[Details]
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start.S file: .globl _start _start: // 0 address b reset // When reset, the cpu jumps to address 0 ldr pc, =undefined_instruction // When the cpu encounters an unrecognizable instructio...[Details]
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Introduction: AVR series microcontrollers are equipped with asynchronous serial interfaces, and the ATmega64 we are studying now has two serial ports. We know that the level of microcontrollers is ge...[Details]
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Recently, Apple released the list of the most popular songs in mainland China in 2021 in the Apple Music App. There are 99 songs in total, and Jay Chou alone accounts for 54 of them. What is even m...[Details]
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LCD1602 display basketball timing scorer 51 single chip microcomputer program: #include reg52.h #define uint unsigned int #define uchar unsigned char uchar code table =".. Play ball! ...."; ...[Details]
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According to media reports, due to the epidemic, automotive semiconductor supplier Onsemi closed its "China Global Distribution Center" in Shanghai, which has attracted widespread attention in the in...[Details]
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//This is a C51 microcontroller serial port receiving (interrupt) and sending routine, which can be used to test the interrupt reception
// and query transmission of the 51 microcontroller. In addit...[Details]
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"Know at a glance: What are the design standards for automotive connectors today?" Edited by Deso Hardware Electronics.
With the improvement of people's living standards, it is common for a fa...[Details]