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What does lbs mean? Location Based Service (LBS) is a location-based service that obtains the location information (geographic coordinates, or geodetic coordinates) of mobile terminal users through t...[Details]
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Today, the domestic mobile phone benchmark software AnTuTu revealed the Honor 9X's benchmark score, which is as high as 219,000 points. AnTuTu said that there is a certain gap compared to the previou...[Details]
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1. Create a project 1. Create a workplace first. Select File New Workplace 2. Create a new project, select Project Create New Project, if you are using IAR FOR STM8, there is no need to change the ...[Details]
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Interrupt response:
1. Response conditions
The conditions for the CPU to respond to an interrupt are:
① An interrupt source issues an interrupt request;
② The interrupt enable bit ...[Details]
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Key Points
- The ability for instruments to communicate with controllers and each other dates back to the late 1960s when Hewlett-Packard Company invented the HP Interface Bus (HP-IB), which was st...[Details]
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Virtual reality (VR) is a computer system that can create and experience a virtual world. It refers to the use of high-performance computers to generate a realistic virtual environment that integrates...[Details]
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S3C2440 GPIO (using miniARM 2440):
#ifndef LDE_H
#define LED_H
#include "2440addr.h"
//GPB has 11 pins from PIN0 to PIN10
//Each two bi...[Details]
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Servo system - key technology of mechatronics
"Servo mechanism system" comes from servomechanism system, which refers to a system that achieves position, speed, or acceleration control of a me...[Details]
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On April 7, Mao Weiming, Chairman and Party Secretary of State Grid Corporation of China, and Xin Baoan, General Manager and Deputy Party Secretary, conducted a video survey of the State Grid North...[Details]
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SoftBank Group Corp. expects to retain a controlling stake in chipmaker Arm after its planned initial public offering (IPO), and will scale back the size of the IPO and sell a smaller proportion of A...[Details]
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Personal summary:
These eight must be understood! ! ! !
When I was reading the data sheet recently, I found that there are 8 types of GPIO configurations in Cortex-M3:
(1) GPIO_Mod...[Details]
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The above equations (1-162) and (1-163) do not fully consider the effect of the back electromotive force generated by the primary winding N1 of the switching transformer on the reverse charging of ...[Details]
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The jammer is a signal blocker, which is mainly composed of a chip and a radio transmitter. When the car owner presses the remote control door lock button, the jammer interferes with the electronic l...[Details]
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The U.S. solar microinverter and power optimization market will grow from a market value of $550 million in 2019 to $1.4 billion by 2024, according to a new research report from Global Market Insights...[Details]
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As the name implies, non-contact temperature sensors are sensors that can measure temperature without direct contact with the object being measured. This type of sensor is widely used in industry, ...[Details]