Refer to the ESP32 IDF case "mqtt/tcp" (..\esp-idf-v4.4\examples\protocols\mqtt\tcp) to introduce the MQTT Client function, so that the Kaluga board can connect to OneNET (I use the old version of MQT...
[align=left][color=#000]Reprinted from: deyisupport[/color][/align] [align=left][color=#000]Since we have to use multiple power stages, it can be a challenge to achieve high gain (1000 V/V or higher) ...
[img]file:///C:\Documents and Settings\Administrator\My Documents\Tencent Files\512802165\Image\Image1\VIEWJAHSYZ_K4RNV0ZTF9X7.jpg[/img] I use TMS320F28027, and there is no error in compilation,, but ...
1 Introduction
PROFIBUS is an international, open, and manufacturer-independent fieldbus standard. It is widely used in manufacturing automation, process industry automation, and automatio...[Details]
1. Overview
At present, an information revolution is in the ascendant around the world, led by microelectronics, computers and communication technologies, and centered on information technolog...[Details]
1 Introduction
With the improvement of people's quality of life, lamps are no longer just basic indoor lighting tools, but also a kind of practical art for architectural decoration. When ther...[Details]
0 Introduction
Under normal circumstances, the three-phase power in the power system is symmetrical, and they meet certain amplitude and phase conditions; but when the load changes, the syst...[Details]
Overview
By transmitting ultrasonic energy into the human body and receiving and processing the returning reflected signals, phased array ultrasound systems can generate images of organs and s...[Details]
This article discusses the six design steps of LED lighting system design in detail: (1) determine the lighting requirements; (2) determine the design goals and estimate the optics; (3) the efficie...[Details]
Applying fieldbus technology on new beer production lines is the first choice for large beer companies with strong management level and technical strength. Guangzhou Zhujiang Beer Group Co., Ltd. i...[Details]
With the rapid development of information technology represented by computers, semi-physical simulation technology plays an important role in many military and civilian fields such as aerospace and co...[Details]
Introduction
Every year, cars are equipped with more complex electronic systems to maximize comfort, safety, and performance while minimizing harmful emissions. According to market resea...[Details]
This paper mainly studies the parallel current sharing technology of Droop method DC/DC converters, and designs a current sharing converter with parallel output of two DC/DC converters based ...[Details]
LED headlight
Refers to car headlights that use white LEDs. Toyota's top-of-the-line hybrid car, the Lexus LS600h, released on May 17, 2007, was equipped with white light-e...[Details]
This short video will demonstrate the ability of National Semiconductor's SIMPLE SWITCHER® wide-temperature power modules to withstand drops, swings and -55°C ambient temperatures. Product Overview: S...[Details]
This paper mainly studies the parallel current sharing technology of Droop method DC/DC converters, and designs a current sharing converter with parallel output of two DC/DC converters based on flybac...[Details]
USB
charger kit, also known as MP3MP4 charger, input AC160-240V, 50/60Hz, rated output: DC 5V
250mA (label sticker is 500mA, if you want to output a higher current for a long time, pl...[Details]
introduction
In recent years, we have studied and proposed the weak-current theory and system of intelligent buildings - IBWP system. The weak-current technology of intelligent buildi...[Details]