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We know that the microcontroller has ROM, RAM, and parallel I/O ports. So, apart from these things, what else is inside the microcontroller? How are these bits and pieces connected together? Let's ...[Details]
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The quickest and easiest way to improve the test efficiency of LED power supply is to choose the appropriate electronic load. If you are not familiar with the knowledge of electronic load, or i...[Details]
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Digital tube displays the clock, and the time is set using a matrix keyboard. The time when the power is off will be stored in the EEPROM, and the time when the power is off will be restored when the...[Details]
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Next-generation cars are now equipped with increasingly complex infotainment and cluster systems. But the increased number of electronic components in modern cars consumes more energy, which generat...[Details]
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The advent of Smart Battery Systems (SBS) has greatly simplified the design of stand-alone battery systems, so its application has gone beyond the notebook computer field and has appeared in variou...[Details]
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Source: Number of vehicle factory certificates; Analysis and charting: Electric Vehicle Observer As expected, the installed capacity of power batteries still fell sharply in October compared with ...[Details]
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Summary: This article mainly introduces the SPI interface of STM32, cubeMX software configuration of SPI interface and analysis of SPI related codes. Introduction to STM32 SPI: (1) SPI protocol ...[Details]
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DC/DC converters with medical-grade isolation can be used in conjunction with AC/DC power supplies or battery-powered devices to reduce end-product costs in medical applications while meeting the ...[Details]
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With the continuous development of the power industry, there are many types of relay protection testers currently used in China. However, since the performance of the relay protection tester itself di...[Details]
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Precautions for using transformer loss parameter tester
1. During the measurement process, be sure not to touch the metal part of the test line to avoid electric shock.
2. The measurement a...[Details]
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On July 21, the 2022 Baidu World Conference, co-hosted by Baidu and CCTV News with the theme of "AI Deep Ploughing, All Things Grow", was held as scheduled. At the conference, Baidu launched the sixt...[Details]
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As expected, Apple unveiled iOS 13 at WWDC 2019, giving us a first look at the company's latest iPhone software. According to Craig Federighi, Apple's senior vice president of software engineering, i...[Details]
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1. Experimental tasks As shown in the figure below, there are two common cathode digital tubes connected to the P0 and P2 ports of the AT89S51 microcontroller. The P0 port driver displays the tens ...[Details]
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As mobile devices become more multifunctional, the operating voltage of their power circuits has also become diversified. Specifically, taking a typical mobile phone as an example, in addition to the...[Details]
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The generation rules of the ELF format "u-boot" file are as follows. The following is an analysis of each dependency corresponding to the execution process of the Makefile.
$(obj)u-boot:...[Details]