The shortlisted guys, when you post unboxing posts or share the DIY process,1. "Post Topic Category" Please select [Experience Sharing]
The title should be: [Creative name] + shared content
Example: [...
The commonly used filter technology is bulk acoustic wave (BAW). It is best suited for frequencies of 1 GHz or higher; since Wi-Fi frequency ranges are 2.4 GHz , 5 GHz , and the upcoming 6 GHz , BAW t...
I was chatting with someone today, and somehow we got to talking about the recent vegetable prices. Suddenly, the topic came up. The recent vegetable prices are really too expensive! ! ! ! ! Some peop...
This time, the development board will be burned with the armbian system. First, you need to download the official ported image file. You can see that the armbian system is obviously larger than the Ti...
[align=left]It is only 3*3*0.75mm, and can accurately detect weak ECG signals from microvolt to millivolt levels. It integrates the detection of metal probe falling off. The algorithm library provides...
Today, an engineer from the forum posted on WeChat:
Can the technicians at National Technology help me with a sample project based on the GCC compiler? Their official demo only has IAR and KEIL
I didn...
According to Bloomberg, Huawei has been in an increasingly difficult situation under the Trump administration's successive attacks, especially since the new ...[Details]
Today, Apple pushed the official version of the 15.5.1 software update to HomePod and HomePod mini users. This update is only one week after the release of HomePod 15.5. Users can update the...[Details]
0 Introduction
Saturated inductor is an inductor with high hysteresis loop squareness ratio, high initial permeability, small coercive force and obvious magnetic saturation point. It is often ...[Details]
Cell phones and other wireless communication devices are difficult to test because of the dynamic demands they place on the battery. To conserve power, these devices need to quickly switch to a hig...[Details]
Voltage transformer is a device used to measure and protect voltage in power system. Selecting the appropriate voltage transformer capacity is crucial to ensure the safe, stable and reliable operat...[Details]
'AT89X52.BI
'For 52 compatible MCU
'Const variables and Const variables are calculated at compile time
'By Wan Zhiyuan, sdbc
'Define bit-addressable data types
Type SFR_BIT_A
Dim SFR_BIT_A As sfr
...[Details]
12864 interface program (MCS51 analog port mode) ;************************************************************************ ; Wiring diagram: *LCM---8031* *LCM---8031* *LCM------------8031* *LCM------...[Details]
Preface DDS is the abbreviation of Direct Digital Synthesizer, which is a key digital technology. Compared with traditional frequency synthesizers, DDS has the advantages of low cost, low power consu...[Details]
Circuit Principle: This inverter uses a power field effect transistor as the inverter device. It is powered by a car battery. Therefore, the input voltage is 12V DC. The output voltage is 100V AC....[Details]
Niche mobile phones are difficult to survive in today's fierce market competition, but they can still provide services to a small number of people through crowdfunding, such as the Jelly 2 intr...[Details]
Electric cars consume power quickly when running on highways, and the driver's intuitive impression is that the SOC drops significantly faster when running on highways than when driving on city roa...[Details]
Last night, Huawei's new generation folding screen flagship Mate Xs 2 was officially released, providing three configurations: 8GB+256GB, 8GB+512GB, and 12GB+512GB collector's edition, priced at 9,...[Details]
Term Meaning LEL "Lower Explosive Limit" abbreviation, Chinese for lower explosion limit. Refers to the lowest concentration of flammable gas that explodes when mixed with air under ignition point co...[Details]
1. The sensor structure of the liquid flow meter is simple. There are no moving parts in the measuring tube, nor any wasteful parts that prevent the fluid from moving. Therefore, when the fluid passes...[Details]
From October 16 to 17, Shandong Provincial Party Committee Secretary Lin Wu emphasized during his research in Yantai that we must thoroughly study and implement General Secretary Xi Jinping’s importan...[Details]
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