nRF24L01 is a single-chip wireless transceiver chip that works in the 2.4~2.5GHz universal ISM frequency band. The wireless transceiver includes: frequency generator, enhanced SchockBurstTM mode contr...
Previously, we used imported materials. The company wants to localize them. However, we found that there are not many domestic DCDCs that meet the requirements. The specification requirements are as f...
In the DSP world, due to the limitation of DSP chips, fixed-point decimal operations are often used. The so-called fixed-point decimals are actually decimal operations performed with integers. The fol...
This blog post is part 1 of a two-part series on small cell base stations. Part 1 covers the basics of small cells and how they fit into the evolution of 4G and 5G, and Part 2 covers the latest trends...
As modern cars become more and more electronic, automotive bus systems are becoming more and more complex. Automotive bus testing is an important task that helps identify problems in vehicle electr...[Details]
I still remember that when China was developing its display industry, it was once faced with a shortage of chips and screens. Display panels were once our pain, and they were also China's fourth larg...[Details]
VC360 Thermal Imager
It uses infrared detectors and optical imaging lenses to receive the infrared radiation energy distribution pattern of the measured target and reflect it on the photosensitiv...[Details]
Today, blogger @i冰宇宙 broke the news on the social platform that Samsung's upcoming flagship processor Exynos 2200 chip still has no advantage over Qualcomm Snapdragon 8. @i冰宇宙 pointed out t...[Details]
The ground resistance tester is used to measure the ground resistance. It adopts a non-contact measurement method, has the advantages of no need to drive ground piles and high measurement accuracy. I...[Details]
Power supplies play a vital role in reducing power consumption, so in the face of regulatory standards and higher consumer demands, it is urgent to review their design methods. Although tradition...[Details]
Today's cars are becoming more and more intelligent. There are high-definition cameras inside and outside the car to realize the functions of blind spot detection and fatigue detection. However, in r...[Details]
Digitalization has become the driving force behind the transformation of the old and new worlds, which has also brought unprecedented challenges to the entire technology industry. "The arduous comput...[Details]
On January 7, Reuters reported that Samsung Electronics said on Friday that its fourth-quarter operating profit may surge 52% year-on-year to 13.8 trillion won (about US$11.5 billion), the highest in...[Details]
Abstract: This article further analyzes the characteristics of TOPSwitch and describes how to obtain an optimal inductor value in design.
Keywords: Leading edge blanking Maximum duty cy...[Details]
AT89C2051 is a simplified version of the 51 microcontroller. It has simplified the P0 and P2 ports and only has 20 pins. However, it integrates a very practical analog comparator inside, which is esp...[Details]
Many power engineers have wrong concepts about the design of high-frequency magnetic components in switching power supplies. The high-frequency magnetic components they designed cannot meet the req...[Details]
1. Qtc: The total Q value of the entire speaker system.
Second, the loss Q value of the box:
Ql - leakage loss Q value. It is caused by the poor sealing of the box and the unit, wh...[Details]
The complexity of power measurements on RF transistors and RF integrated circuits is increasing day by day. The most important thing in measuring the performance of high-power devices is to measure...[Details]
In the previous section, when I set up to disable the watchdog, I set WTCON to 0 and masked the interrupt. As shown below:
This section is to mask the interrupt register:
The follow...[Details]
RF/Wirelessly
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