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Today we will explain the timing-interrupt function of the STM32F103 timer. We will add the TIM3 timing function to yesterday’s timer delay software project. You can also try to add and modify yester...[Details]
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Video surveillance market and development trends
The escalating security issues have forced governments and institutions to invest heavily in surveillance and security equipment. In addition, t...[Details]
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This report presents a reference design of a 7W AC/DC LED lighting driver with TRIAC dimming. The solution uses a single-stage power factor correction (PFC) inverting topology with primary-side consta...[Details]
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Circuit that converts single pulse width RF control signal into voltage
The circuit presented in this article has parameters set by a microcomputer, which then converts ...[Details]
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On May 17, the 2019 World Telecommunication and Information Society Day Conference was held in Beijing. At the Industrial Internet Forum and Energy Internet Standards Academic Seminar of this confe...[Details]
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1. Project Overview
1.1 Introduction
With the development of society, the blind people are more and more eager to pursue independent life and career, but to ensure safe and comfortable activities i...[Details]
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Electric vehicle sales have soared, and industry changes have begun. As the last link to the power grid, charging guns are the key to building an electric travel ecosystem. How to build a high-qual...[Details]
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FIQ (Fast Interrupt Request) FIQ exceptions are designed to support data transfer or channel processing. In ARM state, the system has enough private registers to avoid the need for register preservat...[Details]
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Summary The oscilloscope is one of the most useful tools ever developed for electronic engineers. Since the advent of modern analog oscilloscopes, hundreds of articles have been written describing th...[Details]
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Arm technology is building the future: Diversified market development continues to drive strong growth in royalties and licensing revenue. Ecosystem partners reach 250 billion chip shipment milesto...[Details]
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In the past, my country's central air-conditioning control system mainly used a single unit controller with a single-chip microcomputer as the control core, that is, one controller can only control...[Details]
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AVR internal watchdog experiment.
1. Watchdog experiment. Feed the watchdog periodically in the main program, and start the watchdog by pressing a button to make the program loop infinitely.
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A converter is a device that converts one signal into another. A signal is a form or carrier of information. Self-powered sine-to-square wave converter circuit:
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include"8515def.inc" .dseg keyone:.byte1 .cseg rjmpreset .org0x10 RESET: ldir16,low(RAMEND); the top of ram ldir17,high(RAMEND) outspl,r16; Set the stack pointer to the top of ram outsph,r17 ldir...[Details]
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On October 27, the Organization Department of the Liaoning Provincial Party Committee issued a public notice of candidates for leadership positions. Among them: Li Xianfeng, male, Han nationality, bor...[Details]
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