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The compression technologies currently used in the video field are mostly technologies similar to the MPEG series. Although MPEG-4 or H.264/AVC have achieved a high compression ratio, it is still...[Details]
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1 STM32 has five clock sources: HSI, HSE, LSI, LSE, PLL
1.1 HSI: high-speed internal clock, RC oscillator, frequency is 8MHz, clock accuracy is poor, can be used as a backup clock source (clock saf...[Details]
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In-line type, small footprint, easy operation, greatly reducing product costs.
In-line EVA injection molding machine can produce EVA high foaming sports shoe midsoles, lightweight shoe outsole...[Details]
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This article is translated from TOMSHARDWARE There are many reasons for the ongoing shortage of computer components, one of which is the lack of a material called ABF substrates. The good news is t...[Details]
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The current sampling circuit uses the true effective value conversion chip AD736. The current and voltage signals output by the main circuit are sent to the single-chip microcomputer U20 after A/D co...[Details]
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The instruction set of the ARM microprocessor is of the load/store type, that is, the instruction set can only process data in registers, and the processing results must be placed back in the registe...[Details]
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This afternoon, Tencent Black Shark Gaming Phone 3S was officially released. All series are equipped with 12GB RAM as standard, and 12GB+128GB starts at 3999 yuan. As the first product after the bran...[Details]
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How does a spectrum analyzer work? The spectrum distribution of a signal is actually the reflection of the measurement result in the frequency domain. The relationship between the frequency domain an...[Details]
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The method of judging the quality of field effect tubes is completely different from that of triodes. Taking N-channel MOSFET as an example, proceed as follows: 1. Set the multimeter to the diode p...[Details]
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A few days ago, Apple held the WWDC19 developer conference, and several new systems appeared in front of us, including iOS 13. Recently, it was reported that the new iOS 13 and iPadOS have added the ...[Details]
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Genesys, a provider of cloud customer experience and contact center solutions, announced the launch of the industry's first native multi-cloud architecture. This architecture has greater flexibility,...[Details]
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The intelligence of intelligent lighting control system is mainly reflected in two functional modules, one is intelligent dimming device, the other is illuminance detection, display and compensatio...[Details]
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Editor's Note
Solid-state
batteries
have become a new focus and commanding heights for the global competition for next-generation battery technology, and are highly anticipated b...[Details]
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1. Purpose Due to project requirements, it is necessary to realize the communication between the S3C2440 serial port and the PC. Through the serial port communication examples in the experiment manua...[Details]
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Recently, the reporter learned from Sichuan Yatou Development Investment Group Co., Ltd. (hereinafter referred to as Yatou Group) that since the beginning of this year, the company has focused on the ...[Details]
PCB Design
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