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News on the morning of May 12: There have been a lot of rumors recently about Apple’s upcoming high-end headphones. Today, the latest news is that this headset may have a detection function si...[Details]
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Since Wi-Fi 5 was launched in 2013, the gap between domestic Wi-Fi chips and industry leaders has widened due to the high technical difficulty and difficulty in introduction. Now, 10 years have pass...[Details]
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1. Audio Signal and Audio Analysis Audio is an important medium in multimedia. The frequency range of audio signals we can hear is about 20Hz-20kHz, of which speech is distributed approximately withi...[Details]
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one. What is byte alignment and why is it necessary? The memory space in modern computers is divided by bytes. In theory, it seems that access to any type of variable can start from any address, but ...[Details]
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Introduction
With the rapid development of IT technology, electronic technology, communication technology, and automatic control technology, high-speed real-time acquisition of industrial field da...[Details]
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Back in April, Motorola launched the Edge and Edge+, marking the return of Lenovo's mobile phone brand to the flagship smartphone market. Both devices are equipped with Qualcomm's latest Snapd...[Details]
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1 Working principle of dual-loop
current-
type PWM controller
Dual-loop 24V
power supply
The current-type pulse width modulation (PWM) controller adds a cu...[Details]
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Recently, electronics giants in the automotive industry - Bosch, Infineon , Nordic Semiconductor, NXP and Qualcomm - have joined forces to invest in a company that provides support for RISC-V -base...[Details]
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According to Reuters, a senior Huawei executive said on Tuesday that Huawei will need more time to become the world's largest smartphone maker, after initially planning to achieve that goal in the fo...[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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This paper gives a design method of using STC89C52 single-chip microcomputer for adaptive control to control PWM wave, and then control the heating of the electric furnace to achieve temperature ...[Details]
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How to provide drivers with an effective and practical safety assistance driving system is an important topic for vehicle safety driving. Fatigue driving detection technology based on machine visio...[Details]
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0 Introduction
The PCI bus is a local bus independent of the CPU. There are generally two solutions to implement the PCI interface: using programmable logic devices and dedicated bus interface...[Details]
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How many times can a microcontroller be programmed?
Newbies may ask this question? According to the data provided by the manufacturer, the number of programming times is usually not less than 100,0...[Details]
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1. Immediate addressing
Immediate addressing is a special addressing mode. The operand itself is given in the instruction. The operand is obtained only when the instruction is fetched. This op...[Details]
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