To improve the efficiency of switching power supplies, it is necessary to distinguish and roughly estimate various losses. The losses inside a switching power supply can be roughly divided into four a...
1.time function
Header file: #include time.h (I can still run it without adding this header file)Define function: time_t time(time_t *t);Function description: This function returns the number of secon...
Table of contentsOverview: ESP32 MicroPython Web Server
Materials List
What is a Web Server?
Circuit Diagram and Connections
MicroPython code/program
boot.py code
main.py code
Monitoring Sensor Data o...
[align=center][size=14px][size=4][img=488,309]https://bbs.eeworld.com.cn/data/attachment//forum/201905/20/142723ylpdlg5sbitgf8il.jpg.thumb.jpg[/img][/size][/size][/align] [size=4][size=4] [/size] This ...
GSM system is the abbreviation of Pan-European Digital Cellular Mobile Communication Network. It is the most mature digital mobile communication system currently developed. It is now renamed "Global...[Details]
The circuit above is a digital power supply designed by a foreigner using an AVR microcontroller.
It uses key input and LCD display, and only uses a single chip microcomputer and a few perip...[Details]
Traditional Digital Storage Oscilloscope (DSO) Block Diagram Traditional Digital Storage Oscilloscope (DSO) Block Diagram ADC Block The figure above shows a block diagram of one acquisition channel...[Details]
ARM instruction set—SWP instruction SWP and SWPB are atomic operations on storage units in the ARM instruction set, that is, a read and a non-cuttable operation on a storage unit. SWP and SWPB comp...[Details]
Some time ago, the Implementation Plan for Promoting the Upgrading and Smooth Resource Recycling of Key Consumer Goods (2019-2020) had a bit of a message in it: "Localities shall not impose restricti...[Details]
In u-boot, env has two mechanisms In board_init_f there is a set In board_init_r there is a set u-boot uses the board_init_r method when entering cmdline or bootcmd During u-boot operation board_...[Details]
The MSP430 series microcontroller is a new generation of 16-bit microcontroller produced by TI in the United States. It is an ultra-low power mixed signal processor (MixedSignal Processor). It has ...[Details]
MathWorks announces 2024a releases of MATLAB and Simulink
Updated Satellite Communications Toolbox supports scenario modeling and analysis of communication systems and links
...[Details]
Littelfuse 828 Series High Voltage Cartridge Fuse Offers AEC-Q200 Qualified Overcurrent Protection in a Small Package
For on-board chargers and power distribution units in electric...[Details]
U-boot source code download: ftp://ftp.denx.de/pub/u-boot/ Boot process analysis: 1. Programs less than 8Kb: IROM reads 8K data from nand to ISRAM for execution; 2. Programs greater than 8kb (mainly...[Details]
Frequency synthesizer is a device that uses one (or more) standard signals to generate multiple frequency signals. It requires not only high accuracy and stability of the output freq...[Details]
Recently, Shenzhen Huaquejing Medical Technology Co., Ltd. (hereinafter referred to as "Huaquejing Medical") announced the completion of a round A financing of tens of millions of yuan. This roun...[Details]
On the 15th (local time), Trump signed an executive order to "protect the information and communications technology and service demand chain," prohibiting companies from purchasing or using equipment...[Details]
Software leader’s decades of expertise, commitment to performance excellence, and scalable capabilities enable emerging Chinese automaker to bring first electric vehicle to market on tight timeline ...[Details]
This paper mainly explains the principle of the traditional Gardner algorithm, then gives the improved design and FPGA implementation method, and finally simulates and analyzes the results to prove t...[Details]