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Go to A2.3 Registers in the ARM Architecture Reference Manual
R13 is usually used as SP stack pointer in the program! !
R14 is usually used as LR (link register) in the progra...[Details]
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■ Diode
Inside the power supply, different types and specifications of diodes are used depending on the requirements of each circuit and the output size. In addition to the general silicon diodes...[Details]
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Author: Beineng International Co., Ltd. Infineon's CoolMOS™ series has always been an industry benchmark. From the epoch-making CoolMOS™ C3 to the upgraded CoolMOS™ C6, CoolMOS™ C7, CoolMOS™ P6, Co...[Details]
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Clock system and its distribution Figure 11 shows the main clock system and its distribution of AVR. These clocks do not need to work at the same time. In order to reduce power consumption, differen...[Details]
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Apple CEO Tim Cook is optimistic about the upcoming self-service repair program, believing that the program is an ideal option for "trained" technicians and enthusiasts. Apple's self-service repair p...[Details]
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China ranks first in the world with 332,300 industrial robots . The top ten countries and regions also include Japan, South Korea, Germany, Italy, Taiwan, Thailand, Spain, France and the United Kin...[Details]
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As electric vehicles (EVs) continue to gain popularity as an environmentally friendly alternative to traditional gasoline vehicles, much research has focused on developing efficient EV batteries. How...[Details]
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Previously, we have used LED to verify that the core initialization code is usable. Then we need to proceed to the next step, which is clock initialization. Because before the clock initialization, t...[Details]
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1. Big data is the foundation of intelligence I once talked with a famous professor at Berkeley named Michael Jordan (the same name as the American basketball star). He is one of the earliest propose...[Details]
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Human production and life are inseparable from technology---lighting. Electric lighting has created a new era of human civilization. Electric lighting requires electric light sources. The great invent...[Details]
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The power amplifier
introduced in this article
has the greatest advantage of delicate treble, which can reproduce all the subtle sounds of various musical instruments, and has no howlin...[Details]
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#include
#include string.h
#include intrins.h
#define uint unsigned int
#define uchar unsigned char
//======================== ============================================
//Function declara...[Details]
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Introduction: This program is applied on 51 single-chip microcomputer. /*************Define global variables*****************/ uchar Kp,TI,Td int Set_speed; /*************PID initialization f...[Details]
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introduction
Today's society has entered the post-PC era of rapid development of digital information technology and network technology. Embedded devices have penetrated into various fields and...[Details]
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The MAX44265 op amp features a maximum gain-bandwidth ratio (GBW) to deliver current, making it ideal for battery-powered applications such as cell phones, laptops, and portable medical devices. Th...[Details]