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Using a 51 single-chip counter, it is not difficult to make the upper limit of the count larger, several thousand or tens of thousands are fine. The circuit below is a bit smaller and is a two-way ...[Details]
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This paper proposes a design scheme of a single-chip microcomputer-based password lock which can prevent multiple password attempts. According to the user's 10 general requirements, the hardware circ...[Details]
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The latest report from market research firm IDC shows that in the first half of 2020, China's wireless headset market shipped 42.56 million units, a year-on-year increase of 24%. Among them, true wir...[Details]
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1. Amplitude adjustment and measurement After checking that the wiring of the oscillation circuit is correct and the components are properly selected, oscillation may occur after the DC power supply ...[Details]
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#i nclude #i nclude "SoundPlay.h" void Delay1ms(unsigned int count) { unsigned int i,j; for(i=0;i for(j=0;j 120;j++); } //*****************************Mus IC ****************************** /...[Details]
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Autonomous vehicles, head-up displays (HUDs), hybrid-electric powertrains… the list of exciting and game-changing developments happening in the automotive industry right now is astonishing. More th...[Details]
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There are generally two reasons for oscilloscope waveform jitter. One is that the signal is not synchronized, which is a problem with the oscilloscope trigger setting. The other is that the signal it...[Details]
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ON Semiconductor (NASDAQ: ON), driving energy-efficient innovation, continues to expand its product lineup for industrial motor drive applications to further help customers solve their specific desig...[Details]
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On September 22, TSMC confirmed that seven employees were fired for serious violations of work regulations. TSMC stated that the personnel who were fired this time seriously violated work regulatio...[Details]
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The LT3763 is a fixed frequency, synchronous step-down DC/DC controller designed to accurately regulate output currents up to 20A. The average current mode controller maintains inductor current regul...[Details]
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#include hidef.h /* for EnableInterrupts macro */ #include "derivative.h" /* include peripheral declarations */ //The whole function: PC-MCU-PC, PC serial port sends data-MCU serial port receives d...[Details]
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An earlier article titled "5G will be a technology doomed to fail" sparked heated discussions on the Internet. The article expressed the view that 5G is useless from many aspects, including the wirel...[Details]
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How to put u-boot into SD card s3c6410 startup process bl0 in irom loads the bin file from the sd card to iRAM u-boot.bin has 202KB, how to put it into iRAM which has only 8KB View CHxx_IROM_Applic...[Details]
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On February 23, the 2021 Mobile World Congress (MWC), the annual event of the global mobile communications industry, opened in Shanghai. At the conference, the 5G millimeter wave exhibition area host...[Details]
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Introduction: A few friends mentioned the evolution of headlight control under the centralized architecture, which mainly involves the control evolution of interior lights and front headlight con...[Details]