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On December 29, UBTECH (stock code: 9880.HK) was officially listed on the main board of the Hong Kong Stock Exchange, with the highest share price reaching HK$91, corresponding to a market value of...[Details]
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Mouser Electronics Now Stocking UF3N170400B7S 1700V SiC JFET from UnitedSiC, a Qorvo Company April 29, 2022 – Mouser Electronics, the industry’s leading New Product Introduction (NPI) distributor ...[Details]
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Central topics:
Analyzing PSRR that affects mobile phone audio quality
Analyzing Power Supply Noise Affecting Mobile Phone Audio Quality
Solution:
Main...[Details]
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When I first started learning LabVIEW and used enum controls, I was a little confused. Since enums exist, why do we need ring controls? It's a bit like the saying "If there is Yu, why is there Liang?"...[Details]
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On April 22, Nanochip was listed on the Science and Technology Innovation Board of the Shanghai Stock Exchange. The company's stock code is 688052, the issue price is 230 yuan per share, and the issu...[Details]
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US investment bank Evercore ISI recently included Micron in its top picks list, and pointed out that Nvidia and AMD's stock prices have risen recently due to the concept of the Metaverse, but investo...[Details]
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1. Startup Process Description Let's talk about the startup process. The first source is to turn on the power. I believe everyone knows this. After the CPU is powered on, the SP pointer points to 0x...[Details]
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This article will show you how to quickly convert parallel impedance to series impedance (and vice versa). It also shows that a graphical representation of this conversion as a function of frequency ...[Details]
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We often use the idle interrupt IDLE, but the idle interrupt defaults to a timeout if a BIT is not received. In the timeout interrupt, the timeout period can be set by yourself. The timeout is de...[Details]
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Redmi will release a new K30 series phone at the end of the month. Today, China Mobile Mobile Phone Club confirmed that the new phone is named Redmi K30S, and released the renderings of the...[Details]
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Hangzhou, China - Picocom, a provider of 5G small cell baseband chips and carrier-grade software, announced today that
it has developed a FDD-enabled solution for 5G NR applications, achieving ...[Details]
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Frequency converter
In the electric control cabinet, most of the signal lights used use LED as the light source.
LED has the advantages of high sensitivity and high luminous efficiency....[Details]
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3x3 Matrix Keyboard Introduction
Matrix keyboard, 3×3 matrix keyboard, digital tube display corresponding keys, dynamic scanning, interrupt realization.
The pull-up resistor attribu...[Details]
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void SPI_Init(void) { GPIO_InitTypeDef GPIO_InitStruct; SPI_InitTypeDef SPI_InitStruct; /*! SPI_CS_GPIO, SPI_MOSI_GPIO, SPI_MISO_GPIO, SPI_SCK_GPIO Init */ RCC_AHBPeriphClockCmd(RCC_AHBPer...[Details]
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Capacitors are very important in EMC design and are also commonly used filtering components! People are not very clear about the use of capacitors! Here are two key points of capacitor filtering: 1. ...[Details]
RF/Wirelessly
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