This is a verification board. The error is because the minimum spacing was changed when making a homemade PCB board. Please don't mind.
L3 and L4 should be 120nh in theory, but since they were not ava...
[i=s]This post was last edited by Lazy Cat Love Flying on 2019-4-3 11:08[/i] Statement: I am recruiting for a friend: Due to the expansion of the company's business, we are now recruiting several BLE ...
Debugging large software programs is always a challenging task; often, it is difficult to know where to start! The MSP432 low-power and high-performance microcontrollers (MCUs) provide an advanced deb...
As shown in the figure, there are four voltage sources on the left, which are V1, V2, V3, and V4 from top to bottom. Through virtual open and virtual short, it can be analyzed that the final result is...
The Anshi Semiconductor micro-classroom will start from 2:30 to 3:00 pm on September 22 (Thursday)!Click here to sign up for lectures and interactions. Not only can you learn knowledge, but you will a...
1. Introduction
The watch will definitely use the same firmware when it leaves the factory, so the name must be the same, so each user will modify the name of the watch when they get it. At the same t...
w494143467onsemi and Avnet IoT Innovation Design Competition
On the afternoon of June 3, smartphone brand Honor held an online press conference to officially launch the Honor Play4 series of mobile phones. The Honor Play4 Pro is equipped with the Kirin ...[Details]
0 Introduction The temperature and humidity monitoring system is a field environmental control system widely used in environmental testing, scientific research (such as planting, breeding, bioengine...[Details]
(Reporter Li Yukun) The reporter learned from the Municipal Development and Reform Commission that there are only three regions in the world where electricity access is completely free, and Beijing...[Details]
This 1.5V voltage electronic self-defense stick has the characteristics of low energy consumption (a 1.5V battery can be used 3,000 times) and high stability (the more complex the circuit, the easier...[Details]
Looking at the electric drive revolution under 800V supercharging technology from a testing perspective Market research data shows that more than 80% of users are dissatisfied with the charging spe...[Details]
Recently, the People's Government of Yongjia County, Zhejiang Province issued the "Action Plan for Energy-Saving Renovation of 100 Industrial Enterprises in Yongjia County (2021-2023)", which menti...[Details]
On December 18, the signing ceremony for the first batch of small, medium and micro enterprises and maker teams to settle in the Ubiquitous Power Internet of Things Mass Entrepreneurship and Innova...[Details]
1 Introduction In the field of industrial flaw detection, various problems in the welding process will cause defects such as pores and cracks in the weld, affecting the quality of the product, so...[Details]
As technology continues to evolve and become more data-centric, the desktop remains the versatile platform of choice for gamers, content creators and prosumers. In fact, when people really need to...[Details]
In the field of speech and music synthesis, voltage-controlled filters are often used to envelope-shape the generated sound signals. However, due to high cost, many peripheral devices required, and co...[Details]
Note the USB burning method: 1. Because the size of the uncut u-boot reaches 500K, but our built-in u-boot burning partition is not that large, we cannot use u-boot to burn u-boot, we can only use ...[Details]
At the 2022 World Power Battery Conference, we learned that as of the end of June this year, my country's cumulative installed capacity of power batteries had reached 531.9 GWh, maintaining global le...[Details]
Of all the test equipment that electronics engineers and technicians have at their disposal, the most useful is undoubtedly the oscilloscope. Oscilloscopes are powerful tools that allow electronics e...[Details]
According to foreign media reports, nanoengineers at the University of California San Diego have developed a battery separator that acts as a barrier between the cathode and anode to prevent the gase...[Details]
1. What will happen if the 89c52 microcontroller is not connected to a crystal oscillator?
Answer: The microcontroller will not work and the program cannot be burned in... etc.
2. If the 89c52...[Details]
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