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The number of electric bicycles in my country has reached 135 million, of which lithium-ion bicycles account for only 0.32%. With the rectification of the lead-acid battery industry, the restrictio...[Details]
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Recently, Tesla, a leading American electric car company, started production at its factory in Shanghai, China. The arrival of Tesla is believed to have brought tremendous pressure and development mo...[Details]
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At present, there are three main processor architectures on the market, namely the x86 architecture led by Intel and AMD, the widely used Arm architecture, and the RISC-V architecture that has been g...[Details]
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It is burdened with a large amount of interest-bearing liabilities, has limited solvency, and even uses raised funds to "replenish blood." Under this situation, Wingtech Technology plans to spend 1.0...[Details]
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In modern industrial control, the most commonly used human-machine interface is still a combination of keyboard and LCD. There are still some problems in replacing the previous human-machine inter...[Details]
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1. Principle
The four-quadrant photodetector is actually composed of four photodetectors, one for each detector. The target light signal is imaged on the four-quadrant photodetector after ...[Details]
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The following are delay programs for microcontrollers (including asm and C programs, which are all used by me in the process of learning microcontrollers). In the delay program of the microcontroller...[Details]
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The program code is as follows:
#include avr/io.h
#include util/delay.h
int main(void)
{
DDRA=0XFF;
PORTA=0XFF;
DDRD=0X00;
PORTD=0XFF;
while(1)
{
if(PIND== 0XFE)...[Details]
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The lighting system is closely related to people's lives, but most of the lighting systems today use various ordinary switches to turn lamps on and off, and the light brightness is also adjusted th...[Details]
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It is not uncommon for a race car with a highly tuned and high-performance engine to suffer from substandard wheels and tires. In this case, the engine has to work harder to compensate for the impe...[Details]
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This article will introduce two different methods for measuring the conversion efficiency of switching power supplies. The first method uses a wattmeter and two multimeters; the second method desc...[Details]
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Abstract This paper introduces a specific design scheme of ECG acquisition instrument based on STM32 processor. This scheme realizes the extraction of weak ECG signals from strong noise environme...[Details]
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introduction In the data acquisition system, since the single-chip microcomputer focuses on control and has weak data processing capabilities, it is cumbersome to operate the collected data. ...[Details]
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The fully automatic transformer ratio tester uses a ratio bridge to measure the transformer ratio. The operation process is cumbersome and the measurement range is narrow. It is no longer suitable fo...[Details]
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Porting (I) ------ Modify Makefile, generate compilation target --- S3C6410
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Usage Environment
PC: Centos5.4
ker...[Details]
Test/Measurement
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