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Traditional car keys are based on PKE/RKE technology, which is vulnerable to relay attacks. The positioning accuracy of mobile phone Bluetooth is not good enough. This article will introduce a car di...[Details]
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Circuit diagram C language program #include reg51.h #define uint unsigned int #define uchar unsigned char //Common Yang digital tube coding table uchar code table ={0xc0,0xf9,0xa4,0xb0,0x99,0x92,...[Details]
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The Paris Independent Transport Company is responsible for the operation of the Paris regional rapid rail network and the Paris Metro. As one of the busiest public transport networks in the world, ...[Details]
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The Raspberry Pi Foundation released the Raspberry Pi Zero 2 W on October 28, 2021. The official price is $15.
The Raspberry Pi Zero 2 W uses the BCM2710A1 from the Raspberry Pi 3 as the...[Details]
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When will BOE, the king of Chinese panels, be able to reverse the situation of increasing revenue but not profits? BOE Technology Group Co., Ltd. (000725.SZ), which has always been known in China a...[Details]
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"Does Huawei still have a chance?" This is a question that industry insiders are very concerned about. With the ban on Huawei's mobile phone chips, Huawei's smartphone shipments have plummeted to the...[Details]
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The basic function of the vector network analyzer is S-parameter testing. The so-called S parameter is the scattering parameter, which is a parameter that describes the incident wave volume, reflecte...[Details]
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stm32 microcontroller The STM32 series of microcontrollers launched by ST are known to all industry friends as being a series of microcontrollers with the highest cost-performance ratio, and they are...[Details]
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1 Introduction
In the overall design of wind turbine converters and photovoltaic grid-connected inverters, the thermal design of the main power module, reactor and resistor is very...[Details]
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1. Conventional existing packaging methods and application fields
At present, there are several packaging methods for LEDs: bracket row packaging, patch packaging, and module packaging...[Details]
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Jiwei.com reported on April 27 that today Motorola officially announced that its new phone moto g50 will be released tomorrow. Chen Jin, general manager of Lenovo China's mobile phone business depart...[Details]
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Let's first look at the circuit connection of the two buttons on the board: button 1 corresponds to PORTA.6; button 2 corresponds to PORTA.7. The default state is 0, and when the key is pressed it is...[Details]
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arm pseudo-instruction
symbol definition pseudo-instruction
define variables in arm assembler, assign values to variables, and define register aliases
define global variable
g...[Details]
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Epoxy resins used in the production process of LEDs are one of the key points in the LED industry when making products. Epoxy resins refer to organic polymer compounds containing two or more epox...[Details]
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Three-phase inverters are usually designed to drive three-phase motors, while single-phase inverters are used to drive single-phase motors. Converting a three-phase inverter to single-phase use req...[Details]