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Amazon is trying a new way to promote its Alexa voice assistant - imitating Apple's popular AirPods wireless headphones. The Seattle-based e-commerce giant will launch headphones with built-in Alexa ...[Details]
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Smartphones are just electronic products and will gradually be eliminated by the market over time. It doesn’t mean that they can be used for a long time without updating the software or system. Inste...[Details]
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On April 30, according to 91Mobile, the complete specifications and prices of Xiaomi Note 10 Lite were exposed by a Russian e-commerce website. It is not difficult to see from the name that X...[Details]
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Normally, when you use a multimeter to measure the resistance of an incandescent bulb, you will find that the resistance is very small and does not conform to the resistance calculated by Ohm's law. ...[Details]
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According to foreign media reports, U.S. Democratic Senator Ed Markey has asked Tesla to disable its "Autopilot" autonomous driving assistance system until the company installs new safety measures to...[Details]
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Data shows that investment by South Korea's large conglomerates grew by nearly 5% in the first half of this year, with Samsung Electronics and SK Hynix accounting for a large proportion. According to...[Details]
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KGI Securities predicts that with the gradual construction of 5G infrastructure and Apple's launch of the 5G version of the iPhone starting from 2020, the second wave of mobile phone replacement will...[Details]
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1. DC standard current source method Figure 1: DC standard current source method for calibrating DC digital ammeter The DC digital ammeter is calibrated using the DC standard current source method...[Details]
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The main function of an oscilloscope is to display the waveform of an electrical signal. The entire process of the change of the electrical signal waveform can be directly observed on the screen, and...[Details]
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LG announced that it will hold a new product launch conference at IFA2019 on September 6. LG did not disclose the content of the conference. According to the trailer released by LG, Android A...[Details]
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On September 19, according to the WeChat official account of Shanghai Micro Electronics Equipment Group, on September 18, Shanghai Micro held a new product launch conference and announced the launch ...[Details]
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In today's world of rapid technological change, a startup called Standard Bots has successfully attracted the attention of global giants with its innovative technology and forward-looking market la...[Details]
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On May 6, Shanghai Xinlong Semiconductor Technology Co., Ltd. (hereinafter referred to as "Xinlong Semiconductor") issued a product price adjustment notice stating that due to the continuous increase...[Details]
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The CPU we usually use is a fixed-point CPU, which means a CPU that performs integer numerical operations. When encountering floating-point operations such as 1.1+1.1, fixed-point CPUs encounter big ...[Details]
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Experiment 1: Timer interrupt flashing light
program:
#define uchar unsigned char
#define uint unsigned int
#define ulong unsigned long
#include reg52.h
//Port setting
sbit P10=P1^0;
sbit ...[Details]
RF/Wirelessly
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