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Apple's AR devices, such as "Apple Glasses," may have cooling features to keep the wearer comfortable and make subtle adjustments to the AR/VR environment so that it looks natural. From Steve...[Details]
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Ultrasonic waves are mechanical waves with a frequency of more than 20KHz, and their propagation speed in the air is about 340 m/s (at 20°C). Ultrasonic waves can be generated by ultrasonic sensors....[Details]
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A remote control is a device used to remotely control machinery. Modern remote controls are mainly composed of integrated circuit boards and buttons used to generate different messages. Electronics e...[Details]
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From Wuhan to the whole country, the epidemic is affecting the hearts of the people of the country, and also the hearts of all Canon people. On January 30, Canon (China) Co., Ltd., Canon Medical Syst...[Details]
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With the gradual rise of the new energy vehicle market, more and more new brands have entered the market, many of which include Internet companies such as Huawei and Xiaomi. As a car company jointly ...[Details]
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C code:
/*************** writer:shopping.w ******************/
#include reg52.h
#define uint unsigned int
#define uchar unsigned char
sbit Signal = P1^0;
sbit BEEP = P3^7;
void Delay(uint...[Details]
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Zuosi Auto R&D released the "Passenger Car Millimeter Wave Radar Industry Research Report 2022-2023 ". Passenger car millimeter wave radar industry research in 2023: The number of millimeter wave...[Details]
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According to foreign media reports, Samsung's Tizen app store has been closed. When users visit the Tizen Store app or website, they can no longer download or update apps, but instead a string of err...[Details]
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In recent years, with the rapid development of science and technology, especially the rapid rise of related integrated circuit production technologies such as microcontrollers, it has promoted the ra...[Details]
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In order to drive the chip from an external clock source, XTAL1 must be connected as shown in Figure 13. At the same time, the fuse bit CKSEL must be programmed to “0000”. If the fuse bit CKOPT is al...[Details]
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First Electric News On September 19, the BMW Group announced at the "BMW Future Travel Planning Media Communication Conference" in Beijing that BMW will launch L3 highly autonomous driving from the ...[Details]
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The battle between the two routes for autonomous driving seems to have a completely different outcome in 2022. On the one hand, the completely driverless route, the pure L4 route represented by Rob...[Details]
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First of all, let me explain: transistor refers to semiconductor devices, and diode is also a kind of transistor. Below we will introduce the characteristics and functional principles of diodes a...[Details]
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There is a section about systick.c, as follows:
#include "SysTick.h"
volatile unsigned int TimingDelay ; // Precise delay counting variable used in SysTick interrupt
// Be sure to add the volat...[Details]
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Electric vehicle charging systems are evolving. Current AC Level 2 wall boxes, which typically use a 400V battery charging bus voltage, are migrating to DC fast charging (DCFC) systems that require...[Details]
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