This diagram is a 12.6V/charging circuit with a current of 1.5A. If you don't know the internal resistance of the battery connected to VBAT, how much power should be selected for the 66.7mR resistor R...
I have a question. This is the package information in a component manual. Does it mean that the first picture is the package of the component, and the second picture is the recommended soldering packa...
I have a Bluetooth module, the chip is STM32L151C8T6. Send AT commands and set parameters. The program is as follows: AT; ReceiveTime = 180; Receive_Cnt = 0; while(ReceiveTime > 0); flg = Search_Str(R...
1. Different SPIFLASH chips may provide the following erasing modes: sector erase (4KBytes), half block erase (32KBytes), block erase (64KBytes), and chip erase.
2. Different SPIFLASH chips may provid...
A vehicle is a moving means of transportation, and many of its performance can only be demonstrated when the vehicle is in motion. In order to fully understand the performance of the vehicle, it is...[Details]
On the evening of March 24, Wingtech Technology issued an announcement stating that the stock price in the secondary market has fluctuated to a certain extent. The company's production and operation ...[Details]
Abstract: This article introduces the expert system used to evaluate the actual operations of operators in simulation training equipment. This system is based on the expert knowledge base of typ...[Details]
In component management and supplier management, some people confuse some concepts or relationships in the supply chain. I have also introduced them in related articles, but the introduction is not v...[Details]
What is an AVR microcontroller? What are the advantages of an AVR microcontroller? Why should I choose an AVR microcontroller? AVR microcontroller is a new type of microcontroller developed by ATME...[Details]
In recent years, RFID (Radio Frequency Identification) technology has been widely used in logistics, manufacturing, asset management, personnel tracking and monitoring and other fields. Its basic prin...[Details]
In response to the global energy conservation and emission reduction movement, Macroblock Technology, which has been deeply rooted in the brand for more than 10 years, launched the first low-power ...[Details]
The 4-channel oscilloscope can observe and measure 4 signals at the same time, which is more convenient when comparing and measuring more than one signal. The panel layout, functions and settings o...[Details]
Rendering of Hydrostor's Silver City advanced compressed air energy storage project. Image: Hydrostor
Three utility-scale long-duration energy storage (LDES) projects ha...[Details]
TR5511 is an EDP to LVSD dot screen conversion solution chip, and CS5211 is also an EDP to LVDS screen conversion bridge chip. The functions of the two are the same.
TR5511 and CS5211 ha...[Details]
Preface
Automatic quasi-synchronous devices play a very important role in the grid connection of power systems. This paper uses ATMEGA128 single-chip microcomputer as the processor to develop an au...[Details]
Photoelectric complementary LED street lighting system is a street lighting system that mainly uses solar cells to generate electricity and uses ordinary 220V AC to supplement electricity. With thi...[Details]
Yan'an High-tech Zone Investment Promotion Team went to Chengdu and Wenzhou to conduct investment promotion inspection activities. From October 14th to 19th, Qin Li, member of the Party Working Commit...[Details]
PCB Design
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