After zigbee collects data and sends it to nb-iot, the data cannot be displayed normally.
This is a screenshot of the serial portThis is a screenshot of the cloud...
Hi, everyone! There are new changes in our forum. The markdown editor was launched this week. Netizens who like to write articles in markdown can use it happily! ! The specific location of the markdow...
1. A total of 6 passwords can be set, and the value of each password ranges from 1 to 6. 2. Users can set and modify passwords by themselves. 3. There will be a sound prompt when pressing each key and...
Didi Chuxing announced that its autonomous driving department has been upgraded to an independent company, focusing on autonomous driving research and development, product applications and related bu...[Details]
Division instruction DVI unsigned division instruction Command format: DIV source Instruction function: perform division operation on two unsigned binary numbers. Source operands can be words or ...[Details]
Gartner releases top trends impacting technology providers through 2025 These trends reflect increased dependence on technology, new opportunities created by technology, and the impact of macro fo...[Details]
On July 16, SMIC set several A-share records on its first day of listing. As of today's close, SMIC's total market value reached 591.8 billion yuan, making it the technology company with the highest ...[Details]
At present, the design of module power supplies is becoming more standardized, and the control circuit tends to adopt digital control methods. Non-isolated DC-DC converters (including VRM) are grow...[Details]
1. ISP Overview At present, technicians engaged in the design and development of single-chip microcomputers generally use the following common methods to develop single-chip microcomputer products: f...[Details]
Nondestructive testing includes five testing methods: radiographic testing (RT), ultrasonic testing (UT), magnetic particle testing (MT), penetrant testing (PT) and eddy current testing (ET). It is ma...[Details]
According to foreign media reports: Boston University, University of Southern California and Danish fiber optic company OFS Fitel have jointly discovered a new technology that can break through the t...[Details]
According to Jiwei.com, Credit Suisse analyst Su Houhe's latest report pointed out that TV panel prices will stabilize and rebound in December or early 2022. Panel manufacturers such as AUO's fourth-...[Details]
Dutch semiconductor supplier ASM International (ASMI) on Tuesday forecast higher revenue in the second half of 2022 as it expects supply chain issues to continue in the first half of the year, Reuter...[Details]
The MAX44005 integrates 7 sensors in one product: red, green, blue (RGB) sensor, ambient light (ALL) sensor, temperature sensor; ambient infrared sensor, infrared proximity sensor, and I²C interface....[Details]
When the tide goes out, you'll know who's been swimming naked. Buffett's famous quote has been proven to be true in all walks of life. Since 2018, after experiencing the carnival of autonomous dri...[Details]
On June 10, Aijiwei's "Technology Trends of Third-Generation Semiconductors in the Post-Moore Era" forum was officially held at Shanghai Zhangjiang Hi-Tech Park. Chen Yuenan, senior analyst at Jiwei ...[Details]
IntroductionWith the development of telecommunications services, the problem of harassing calls has become increasingly prominent, and a large number of users are annoyed by harassing calls. In o...[Details]
Understand the basic principles of frequency converter
A frequency converter is a device that converts AC power into DC power with adjustable speed, and then converts DC power i...[Details]
RF/Wirelessly
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