Portable energy storage power supply, also known as outdoor power supply, is a small energy storage device with a built-in lithium-ion battery. It can provide a power supply system with stable AC/DC v...
Various types of wireless communication technologies support devices to achieve data communication between devices or between devices and serial port servers without cable connection, all of which are...
The current usage is that two 12V systems from different sources share one relay (HF105F), and each 12V output is converted by a transformer and DCDC. The usage scenario is: each 12V system can drive ...
[size=3]The emulator that has been used normally on Windows 7 operating system cannot recognize the driver on Windows 7 after the emulator is upgraded to V3 firmware. After repeated attempts, there is...
Since I have G D32C8T6 and 12864 LCD color screen, and some PCB manufacturers have very favorable policies, I decided to make a music spectrum display for fun.Design goals: small, low cost, battery po...
In knowledge competitions, especially when answering questions, in order to know which group or contestant answers the question first, a system must be designed to complete this task. If there is a r...[Details]
This paper mainly introduces the application of PIC technology in smart home system, gives the structure of PLC network control system, describes the design method of smart home system control ter...[Details]
On October 26, Redmi officially announced that the 100-megapixel camera has officially returned to the Note 11 series. It is reported that the 100-megapixel imaging technology of the Redmi No...[Details]
1 Introduction
In the adaptive optical synthetic aperture imaging system, when the original signal phase information of a certain aperture channel changes due to factors such as atmosp...[Details]
0 Introduction
The structure and working principle of the switched reluctance motor (SRM) are relatively simple, with good fault tolerance. At low speed, only a small current is needed to obtain ...[Details]
For many product manufacturers, failures caused by heat are not unrelated to them. Even companies that did not pay much attention to heat dissipation in the past have found it increasingly ...[Details]
Apple provided the latest iOS 14 and iPadOS 14 adoption data this week, which showed that according to App Store measurements on February 24, iOS 14 was installed on 80% of active iPhones and 86% of ...[Details]
As the concept of "inverter air conditioner" becomes more popular, Gree's 1 Hz inverter technology has attracted much attention, representing the commanding heights in the field of low-frequency co...[Details]
SBUF register: It is two physically independent receiving and transmitting buffers, which can send and receive data at the same time. The operation on the receiving buffer or the transmitting buffer...[Details]
I have read some information about passive filters recently. The article written by Robert Keim is easy to understand. Let us take a look at the most commonly used method for dealing with EMC problem...[Details]
The year 2017 has become history in the blink of an eye. Looking back at the past year, China's household photovoltaics have shown explosive development in the motherland, which can be called the f...[Details]
TE Connectivity announces first quarter financial results for fiscal year 2022 First-quarter sales and earnings per share exceeded company expectations, driven by strong operating performance Sch...[Details]
Recently, PowerChina Corporation (hereinafter referred to as "PowerChina") announced the finalists for the 2021 photovoltaic inverter centralized procurement project. There are a total of 10 finali...[Details]
In recent years, the proportion of third-generation semiconductor devices including SiC in automobiles has been increasing day by day. But in the eyes of professionals, this will not be a sim...[Details]
Power technology
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