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Last night, the iQOO 8 Pro, known as the ceiling of mobile phone screens in 2021, was officially released. It is the world's first Samsung E5 material OLED screen. It supports 2K resolution, 12...[Details]
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Preface: According to the information on the Internet, most netizens said that there is a bug in the hardware IIC of STM32, which is easy to get stuck when reading and writing. I also got stuck whe...[Details]
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Apple is rumored to be planning to launch new 14-inch and 16-inch MacBook Pro models, each with a mini-LED display and an improved M1 chip. MacRumors found a suspected next-generation 16-inch MacBo...[Details]
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There are many cross-border power battery companies, many of which have made great achievements in the field of technology, such as Huawei, Tencent, Meituan, etc. They mainly invest in related batter...[Details]
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Most people who have repaired computer power supplies know that as long as the AC mains is connected, the auxiliary power supply of the computer will be working all the time. This long-term operati...[Details]
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(Image source: Toyota) According to foreign media reports, on March 17 local time, Toyota Research Institute-Advanced Development Center ( TRI-AD ) and Dynamic Map Platform announced a collaborati...[Details]
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Abstract: Based on the introduction of the theory and common implementation methods of finite impulse response (FIR) digital filters, this paper proposes an efficient implementation scheme based ...[Details]
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There are usually two types of small liquid flow meters, Hall flow meters and photoelectric flow meters. The Hall flowmeter uses the Hall effect to place an impeller with a two-pole magnet perpend...[Details]
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According to the latest report from foreign media, Apple is stepping up the production of AirPods 2 and AirPods Pro to meet market demand around Christmas. Relying on the huge terminal ecosystem of...[Details]
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Hardware accelerators integrated within the processor can implement three widely used signal processing operations: FIR ( finite impulse response), IIR (infinite impulse response) and FFT (fast Fourie...[Details]
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There are three control modes for the current-controlled switching power supply system: peak current control, average current control and hysteresis current control. Figure 1 shows the block diagra...[Details]
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The sequence signal is 01011 and the sequence signal length is 5 1. Counting type sequence signal generator Since the length of the sequence signal is 5, we need to consider using a modulo 5 counter,...[Details]
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Digital source performance is widely used in semiconductor device characteristic testing, saving money and space, saving test bench space, and at the same time achieving a large dynamic test range, i...[Details]
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This paper introduces a specific method of designing a short-distance wireless data transmission system using a high-performance, low-power 32-bit microprocessor STM32F103 and a RF transceiver chip n...[Details]
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summary
The fifth article in this series explains the importance of auxiliary power in the Analog Devices Battery Backup Unit (BBU) reference design. Auxiliary power consists of a ...[Details]