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Abstract: This paper introduces a design method of an intermittent pulse three-stage charger for high-performance lead-acid batteries in electric vehicles. The charger not only has a good charging ...[Details]
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Phase One series 8-bit microcontrollers do not have a specific control register to implement software reset. When the code needs to force a reset during program execution, some software technique...[Details]
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1. Design goal: 4 1/2 multimeter (19999), minimum resolution 6 microvolts, automatic range selection. 2. Functional design requirements (range): DC voltage (DCV) DD 200 mV 2V 20V 200V 1000V AC volt...[Details]
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The working principle of capacitor voltage reduction is not complicated. Its working principle is to use the capacitive reactance generated by the capacitor under a certain AC signal frequency to limi...[Details]
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On December 7, Zijin Insurance, Munich Reinsurance (Munich RE) and Narada Power signed a strategic cooperation agreement to cooperate on the quality and performance assurance of energy storage syst...[Details]
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introduction There are basically three IDEs for bare metal ARM program development: MDK or Keil, IAR, and ADS. ADS has stopped updating and is not recommended. I won't go into details about them here...[Details]
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In the book "Zero to One", Silicon Valley venture capital godfather Peter Thiel believes that innovation is not from 1 to N, but from 0 to 1. Things that everyone knows how to do will only ch...[Details]
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Liquid level switches and other instruments are widely used. As their performance is getting better and better, they can also be reliably used in various high-temperature, high-pressure, flammable,...[Details]
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The Si3480 is a power manager intended for use with the Si3452 Power over Ethernet (PoE) controller. The Si3480 enables the use of a smaller, lower cost, and more efficiently-utilized power supply ...[Details]
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1 Natural air cooling and forced air cooling
In the actual design of switching power supplies, two forms of cooling are usually used: natural air cooling and fan forced air cooling. When insta...[Details]
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Xiaomi showed off a foldable smartphone concept at the beginning of last year, but the device was not officially launched. Despite this, Xiaomi has applied for a number of design patents for a variet...[Details]
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Jiwei.com reported on February 20 that the frequency of high-priced apps may decrease in the future. It is rumored that Apple is stepping up its review of "irrationally high-priced" apps. If an app i...[Details]
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From January to August 2021, the installation rate of Internet of Vehicles information systems in new domestic passenger cars reached 57.1%, an increase of 4.6 percentage points year-on-year, of whic...[Details]
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Abstract: This paper introduces a new type of medical call intercom system based on single-chip microcomputer. It is used for timely communication between medical staff and patients. The main and e...[Details]
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On October 30, early this morning Beijing time, Reuters quoted people familiar with the matter as saying that OpenAI is working with Broadcom and TSMC to develop its first self-developed AI chip, a...[Details]