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Combustible gases such as liquefied petroleum gas and coal gas often cause poisoning and fire accidents due to leakage. There are many types of existing flammable gas leak alarms, which are mainly ...[Details]
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On the morning of November 9, at today's Operating System Industry Summit 2021, Huawei and all community partners jointly donated the Euler open source operating system (openEuler) to the Open Atom O...[Details]
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The diamonds and crystals on display at science museums are a delight to the eye, with their dazzling geometric shapes and colors, because the atoms in these objects are arranged in an extremely orde...[Details]
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After spending a lot of effort these days, I finally successfully burned the official library function into the entry-level Ethernet kit, and finally I can light up the LED on the board. This is not ...[Details]
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0 Introduction
In the ZXC10 communication
power supply
system, the frequency of the PWM modulation signal output by the host computer is 1 kHz, and the system requires that
the...[Details]
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Since the launch of the new round of power reform, the reform of transmission and distribution prices has always attracted much attention. In order to further improve the standardization and ration...[Details]
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This routine test tests the communication quality of the transmission link when the center frequency of the input device is between 2.9G and 3.4G, the signal strength of the receiving device is -80db...[Details]
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1 Introduction
The analog signal output by the sensor generally needs to be amplified, attenuated, filtered and other pre-processing before it can be sent to the ADC for analog/digital convers...[Details]
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The Arab mathematician Biruni measured it like this: First, find a mountain by the sea and measure its altitude (h) Then climb to the top of the mountain and measure the complementary angle (θ) fro...[Details]
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Recently, our company has produced a meteor shower lamp! Now we share it with you!
1. Picture sharing:
2. PCB file sharing:
3. Schematic diagram sharing:
Four,
...[Details]
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When using SWD to burn STM32 through J-Flash, various errors will occur; here are the reasons: 1. The reset pin is pulled low. This time I encountered that the capacitor of the reset pin was solder...[Details]
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#include "REG51.H" #include "INTRINS.H" typedef unsigned char BYTE; sbit SCLK = P1^0; //DS1302时钟口P1.0 sbit IO = P1^1; //DS1302 data port P1.1 sbit RST = P1^2; //DS1302 chip sele...[Details]
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As public school students around the world, their parents, and teachers struggle with the COVID-19 pandemic, statistics provided by the Los Angeles Unified School District (LAUSD) in California are s...[Details]
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0 Introduction The current residential and building water supply systems generally adopt constant pressure water supply systems based on variable frequency speed regulation technology, which has ...[Details]
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In the rapid development of the semiconductor industry, silicon carbide (SiC), as a new type of wide bandgap semiconductor material, is gradually becoming an important development direction of the ...[Details]
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