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Buzzers are very common devices, divided into passive and active types. Choose different types of buzzers according to project requirements. In recent projects, active buzzers are used. It's still th...[Details]
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summary
This article describes the algorithms developed by Analog Devices for the battery management system (BMS) of the Open Compute Project (OCP) Open Rack Version 3 (ORV3) backu...[Details]
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In order to quickly grasp the basic structure of the PIC microcontroller source program, a typical program structure framework is given here. When creating a source program, first use the pseudo-...[Details]
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I haven't written anything for a long time. I'm so busy at work that I have almost no time to learn. Today I debugged the timer function of STM32. There are many STM32 timers, but the debugging is the...[Details]
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With the continuous progress of society, the expansion of urban scale and the increase in population density, fire safety has become increasingly important. In recent years, many major fires have...[Details]
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According to reports, Terry Gou, the founder and former chairman of Hon Hai Group, met with PayPal co-founder Peter Thiel and said that most Silicon Valley companies have lost their pursuit of core c...[Details]
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Since the late 1990s, the output value of PCB in mainland China has grown rapidly, making it the fastest growing region in the world. According to Prismark statistics, in 2002, the total output value...[Details]
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Soon after I started working, I encountered a problem with flash reading and writing. It was an lpc2388 chip (arm7). At the beginning, I always read the data sheet with the method of reading and wr...[Details]
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basic introduction Recently, I made a device based on 51 MCU (STC89C52) + DHT11 temperature and humidity module + ESP8266 module + upload to oneNET APP display + LCD1602 display. The 51 MCU collects ...[Details]
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1 Introduction
RFID technology has the advantages of easy use, no need for manual intervention in identification, batch long-distance reading, low environmental requirements, long service ...[Details]
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1 Function:
(1) Static display: display a smiling face;
(2) Dynamic display: a, moving display of “HELLO!”, b, display of the change of smiling face and crying face;
2 Principle
...[Details]
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Electronic City is located on Jiuxianqiao Road, west of Beijing 798 Art Center. It has convenient transportation but not crowded, quiet in the bustling city, and close to art. The new Beijing office ...[Details]
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The so-called enhancement or depletion mainly refers to the inversion layer in the MOS tube. If the inversion layer does not exist when there is no power, and the inversion layer appears after the vo...[Details]
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After years of development, the performance of electromagnetic flowmeters has been continuously improved and their functions have gradually become stronger. There are also many types according to clas...[Details]
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Let's continue to look at the domestic power battery industry structure. Ningwang and BYD continue to lead the way. Of course, due to the impact of the overall industry growth rate, the growth rate...[Details]
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