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 ...
At the realme GT launch conference, realme Vice President, President of China, and President of Global Marketing Xu Qi announced that realme became the only smartphone brand with a growth of more tha...[Details]
;********************************************************************
;* title: X25045
;*Realize the writing and reading of X25045 by 2051, and the setting of watchdog timeout period.
;* version...[Details]
When we look at a person, we usually look at his appearance. Similarly, electronic components also need to be looked at in appearance, or in other words, in shape, but the term is different. We call ...[Details]
1. C51 data type expansion sfr declares an 8-bit register sfr16 declares 16 as register sbit declares a bit in a register, an IO port bit variable declaration Declare a port with sbit sbit LED = ...[Details]
Solid-state lithium-sulfur batteries are a type of lithium-ion battery , but unlike traditional liquid lithium-ion batteries, solid-state lithium-sulfur batteries use solid electrolytes rather than l...[Details]
Color
LCD
displays
require white backlighting to ensure that the display is viewable in any lighting environment. The backlight
system
consists of an array of high-
bright...[Details]
A week after the launch of Xiaomi Auto SU7, my good friend
finally received
the Huawei
S7 that he had ordered in November last year. I asked him how much power the OBC of his S7 had, but he did...[Details]
In the design of photovoltaic power stations , how to choose a high-quality inverter is becoming increasingly important. Baowei analyzes the selection of centralized inverters and string inverters ...[Details]
Today, methods to protect electronic products from circuit faults and manage power-on surge currents have evolved from simple fuses and uncertain P-channel FETs to much more advanced solutions. These...[Details]
After receiving the instrument, our engineers started to test it. After the instrument was turned on, multiple self-test errors occurred and no signal was detected in the entire frequency band. Such...[Details]
With the rapid development of Internet of Things technology, the trend of integrating traditional Internet with new wireless sensor networks is becoming more and more obvious. The embedded servic...[Details]
How a Multimeter Works "Multimeter" is the abbreviation of multimeter, which is an indispensable tool in our electronic production. Multimeter can measure current, voltage, resistance , and some...[Details]
Power electronic devices are widely used in power electronic devices such as power supplies, servo drives, frequency converters, motor protectors, etc. These devices are indispensable in automation sy...[Details]
The method of using a clamp ammeter to determine the leakage point of the user's internal circuits and equipment is as follows: Use a clamp ammeter to measure the leakage current at the user's entran...[Details]
introduction
Frequency characteristic tester is also called scanner. Early frequency characteristic tester was completed by manually changing the frequency point by point. Later, a special scann...[Details]
Power technology
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