The MQTT protocol is built on top of the TCP protocol, just like a car chassis can run with four tires, but if you want everyone to drive more comfortably, we still have to add a shell to the chassis....
[i=s]This post was last edited by lemon1394 on 2021-8-18 22:00[/i]Using the frame buffer method to display Chinese characters or pictures, the algorithm becomes very simple.
Not only can it be used fo...
The low noise block (LNB) is a key functional block in the receiver chain of a satellite communication system. The LNB basically consists of a low noise amplifier (LNA) chain and a downconverter. Alth...
[size=4] Software Design [/size] [size=4] [/size] [size=4] In the system, TMS320C6711 sends the image processing results to TMS320LF2407 by actively sending through McBSP, and the latter receives the ...
Minxin Co., Ltd. recently issued an announcement stating that the company recently received a "Civil Ruling" issued by the Intermediate People's Court of Qingdao City, Shandong Province. According to...[Details]
Recently, Silan received the group standard drafting unit certificate issued by the China Electric Power Association's General Safety and Standardization Professional Committee. Progress has ...[Details]
ULN2003: ULN2003 is a high voltage, high current Darlington array, consisting of seven silicon NPN Darlington tubes. High current drive array, mostly used in control circuits such as single chip mi...[Details]
Radar level gauges are now an indispensable instrument in the liquid level measurement industry. Because radar level gauges have more advantages than similar contact and non-contact level gauges, the...[Details]
1 Introduction
This article will analyze and introduce the new design scheme and application development of wireless remote door opening system for automobiles. The typical wireless remote do...[Details]
Quote:
Abstract: This paper compares the high-frequency switching power supply system and the thyristor phase-controlled power supply system from five aspects, including working princi...[Details]
According to news on June 25, the Ministry of Industry and Information Technology recently issued the "2023 Work Plan of the Industrial Internet Special Working Group", proposing 11 key actions and 5...[Details]
introduction
When the existing intelligent robots use DC motors as driving wheels, they are generally controlled by single-chip microcomputers or high-speed DSPs. The reason why intelligent ro...[Details]
1. First, select the corresponding measurement position and appropriate range according to the measured quantity and its estimated size. 2. When the size of the object to be measured cannot be esti...[Details]
We all know that night vision technology has been used in the military for a long time. With the development of technology, it has also been widely used in civilian video surveillance. In fact, nig...[Details]
A note on the assistance provided by Ye Wanli, an employee of the State Grid Fujian Sanming Power Supply Company
There is not a single tree on the plateau, and the Changtang is covered with sn...[Details]
As the requirements for refrigerators in terms of energy saving, environmental protection, and comfort continue to increase, more and more intelligent control technologies are introduced into refri...[Details]
There is nothing more dreaded in an engineer’s life than encountering the unknown. Any problem or tradeoff, if adequately managed, can be mitigated by the skills the engineer has at his disposal. The ...[Details]
Regarding smart driving, who do you think is the future, pure vision solution or lidar multi-sensor fusion perception solution? Why are we talking about this topic today? It's because another minor...[Details]
Classification of memory:
Memory has become an indispensable component in PC or embedded hardware platform due to its advantages of fast access speed and simple access method. Before starting ...[Details]
RF/Wirelessly
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