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0 Introduction
Thermal error is the biggest error source of CNC machine tools. Temperature test of CNC machine tools provides a basis for compensating thermal errors of machine tools. The tradi...[Details]
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This year is a big year for mass production of assisted driving, especially high-end intelligent driving, which has led to an explosion in upstream demand. Some typical technology tracks, such as ...[Details]
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Redmi launched the K30 5G in December 2019. With a starting price of 1,999 yuan, it brought 5G mobile phones to the 2,000 yuan market, becoming the lowest-priced 5G mobile phone at the time. ...[Details]
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When we write embedded programs, we basically use C language to write them, with main() as the program entry. But in fact, main() is not the first thing to be executed. Before that, some basic work ne...[Details]
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This article discusses leakage inductance from five aspects:
1. What is leakage inductance?
2. Factors that determine the size of leakage inductance;
3. Leakage inductance ...[Details]
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The circuit breaker has a simple principle, few parts and is easy to maintain. When replacing parts, attention should be paid to the reliability of the parts and the parameters should meet the requir...[Details]
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A few days ago, I saw the potential investment opportunities in this direction, and BMW made a big move: GaN Systems signed a production capacity agreement with BMW to provide GaN power transistors f...[Details]
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Due to various reasons, images are often polluted by various noises during the process of generation, transmission, transformation, etc., which leads to the degradation of image quality. Filtering ...[Details]
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At present, my country's highway infrastructure construction has entered a rapid development stage. The mileage of highways has increased significantly, and the number of vehicles on the road has con...[Details]
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In LCD TV applications, a variety of architectures can be used to generate the AC waveform required to drive CCFL. The three key design challenges faced when driving multiple CCFLs are selecting th...[Details]
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+ Experimental platform: ST official three-in-one kit
+ Hardware: STM8S105S6T6C
+ Development platform: IAR F...[Details]
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3: Implementation of the transmission process
Speaking of the transmission process, we must start with URB. This structure is like skb in the network subsystem and bio in I/O. The information t...[Details]
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#include
#include
#include "Io_define.h"
unsigned char RX_data ={0}; //Data received by the serial port
unsigned char keyb_state=0;
unsigned char keyc_state=0;
unsigned char RX_coun...[Details]
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I encountered a lot of problems in the process of developing the driver in the past two days. I don't know how many pure novices like me are in the forum. I will record them and share them with you. ...[Details]
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Abstract: The working principles and functional characteristics of two commonly used APFC chips, UC3854 and UC3855, are introduced, and experimental waveform analysis and comparative research are c...[Details]
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