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The microcontroller used is STC89C52 This design can display the year, month, day, hour, minute and second and the alarm clock function can be freely adjusted through 8 buttons. The alarm clock ringi...[Details]
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Photocoupler - also known as optical coupler or optocoupler, it is a relatively new electronic product, now it is widely used in computers, audio and video... various control circuits. Since the li...[Details]
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Modern automotive electrical system design is currently undergoing one of the most dramatic changes in history. From revolutionary motor/generator hybrid electric propulsion and “fly-by-wire” elect...[Details]
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Modern lamps not only play a role in lighting in the room, but also are an important part of creating the atmosphere of the room environment. Room lighting is inseparable from lamps, and lamps are ...[Details]
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1 Brief process of vinyl chloride synthesis After drying, acetylene gas and hydrogen chloride gas are mixed in a certain ratio (1:1.05~1.1), preheated in a preheater, and enter the first set of conve...[Details]
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Moving from fixed speed motors to variable speed motors with position and current feedback offers a path to significant process and energy savings. This article provides an overview of motor encode...[Details]
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Early this morning, Nokia also released the Nokia 1.3 entry-level smartphone. The Nokia 1.3 is equipped with a 5.71-inch IPS HD+ water drop screen, a quad-core CPU (Qualcomm 215) and 1GB RAM, ...[Details]
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Electromagnetic flowmeter is a high-precision, high-reliability and long-life flow meter that works according to Faraday's law of electromagnetic induction. The meter consists of a sensor that direct...[Details]
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We often need to set STM32 to enter low power mode at a certain time. Many people cannot burn the program again when entering low power mode for debugging. The solution is: 1. Boot0 must be pulled hi...[Details]
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illustrate
This is a simple to build microcontroller controlled power supply that can switch between pre-set voltages (or 32 or more) between 1.2 and 33 volts DC and up to 3 amps. This guide wi...[Details]
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Anyone who works with electricity is naturally wary of anything that might be energized. Then again, even for the most experienced electrician, the pressure to meet a deadline or get a critical piec...[Details]
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Are there any quad-core Cortex-A15 phones?
This question actually comes from some people's speculation. We have seen some articles that believe that Cortex-A15 has high performance but high power...[Details]
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According to provisional data released on April 6,
sales of energy storage systems in Germany increased by more than 25% year-on-year in 2021, generating a turnover of nearly 9 bill...[Details]
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According to WitsView, a division of TrendForce, although the Sino-US trade dispute has been temporarily suspended after the G20 summit, TV brands in the second quarter of this year were worried abou...[Details]
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The hydraulic pump is the core component of the hydraulic transmission system. It is responsible for converting mechanical energy into liquid pressure energy and providing power for the entire syst...[Details]
Analog electronics
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