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Abstract: A method of converting high-definition digital TV signals into standard-definition digital TV signals using FPGA is studied. The effective pixels and vertical lines of each line in the im...[Details]
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Children's Day is coming soon. Have you not chosen a gift for your little prince or princess? A children's smart watch would be a good choice. As an important branch of smart wearable devices, chil...[Details]
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/******************************************************************** //DM430 development board controls the display test program of 12864 LCD module with font library //The display mode is Chinese...[Details]
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0 Introduction
The boot loader of an embedded system is composed of the Boot Loader and the Boot code (optional) solidified in the firmware. Its role and function are like a ROM chip program BI...[Details]
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1 Principle of Fast Fourier Transform
The Fourier transform
of a non-periodic continuous-time signal x(t)
can be expressed as
The calculate...[Details]
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In the following content, the editor will focus on introducing and explaining the relevant content of spectrum analyzers, mainly on how to choose a spectrum analyzer and how to solve the loss of lock...[Details]
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The next generation of lithium-ion batteries requires higher energy and power density while reducing production costs. According to foreign media reports, Lawrence Livermore National Laboratory (LLNL...[Details]
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The suspense of the "regularization" of 700M of China Radio and Television Network Co., Ltd. (hereinafter referred to as "China Radio and Television"), which lasted for many years, has finally come t...[Details]
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For decades, power converter topologies have been based on analog technology. Although most converters use switching technology and pulse width modulation (PWM), the circuit structure is mainly ana...[Details]
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AVR uses fuses to control some functions inside the chip, such as JTAG, clock usage, power-off detection voltage, whether debugging is allowed, etc.
The STK500 in AVR Studio has a huge advantage in...[Details]
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This article introduces a high-reliability photoelectric switch (photoelectric sensor) circuit with stable frequency modulated light to resist various interferences, with high-power drive circuit a...[Details]
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Instruments that measure fluid flow are collectively called flow meters or flow meters. Flow meters are one of the important instruments in industrial measurement. With the development of industrial ...[Details]
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This article mainly explains the execution process of ARM programs. First, it introduces the composition of ARM programs and ARM image files. Secondly, it explains the execution process of ARM prog...[Details]
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This is a plan that has been brewing for a long time and has just been made public: Hesai is going to IPO in the United States. On January 17, 2023, Hesai Technology officially submitted an F-1 doc...[Details]
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Both soft starter and step-down starter are devices used to start motors. They each have their own advantages and disadvantages and are suitable for different application scenarios. The following i...[Details]