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The vehicle navigation system is also called the vehicle location and navigation system. Its main functions are to use the global positioning system (GPS) to obtain positioning information and matc...[Details]
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1. The motor is short-circuited to the ground. The test method is to use an megohmmeter with one end connected to the ground and the other end connected to the motor terminal. The insulation is zer...[Details]
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From June 25 to 28, the 34th World Electric Vehicle Conference and Exhibition (EVS34) was successfully held at Nanjing Airport International Expo Center. The exhibition was co-organized by the China ...[Details]
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As for the basic skill of component detection, it is very familiar to power engineers. It can be said that how to accurately and effectively detect the relevant parameters of components and judge whet...[Details]
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This article mainly discusses the circuit principle design and application analysis of the blood glucose meter based on the C8051F series single-chip microcomputer, and also provides a complete sol...[Details]
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Under the same observation conditions, a certain quantity is observed n times. If the error appears with the same size and sign or changes according to a certain rule, this error is called a system...[Details]
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SK Telecom (SKT) said on Tuesday it will launch the world's first 5G roaming service in Switzerland on Wednesday in cooperation with a local mobile operator, The Korea Times reported. South Korea's l...[Details]
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1. Schematic diagram 2. GPIO definition 3. Case 1: Light up the LED (1) GPIO-related APIs, see the official documentation (2) API--gpio.mode() (3) API--gpio.write() (4) Light up the LED...[Details]
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Lack of sleep, distraction, and not wearing seat belts can all have serious consequences for the safety of drivers and passengers. To avoid dangerous driving and possible road accidents, future vehic...[Details]
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The FL7701 from Fairchild is an intelligent LED lamp driver with PFC function. It has built-in high voltage self-bias circuit, input voltage range of 80VAC ~ 308VAC, AOCP function with auto restart mo...[Details]
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1 Introduction to MSP430 MCU
MSP430 is a 16-bit microcontroller series launched by TI in recent years. It was originally designed for driving LED display applications. Due to its excellent a...[Details]
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SINGAPORE - Scientists at the MIT Research and Technology Alliance have developed the world's smallest LED (light-emitting diode). The new LED could be used to build the smallest holographic microsco...[Details]
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This circuit diagram is based on the AT89C51 frequency meter hardware circuit diagram. As shown in the figure. The frequency meter realizes the following functions:
1. Test functionality
It...[Details]
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According to Jiwei.com, Huawei has been exploring business opportunities beyond telecommunications equipment and smartphones for many years, but such efforts have become particularly urgent after sma...[Details]
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Nowadays, electric cars are becoming more and more popular. The most worrying thing about buying electric cars is the charging problem. Today we summarize 5 factors that affect the charging speed. ...[Details]