This article takes the classic 80C51 microcontroller as an example, and uses new concepts, new viewpoints and new methods of working state and state transition to reveal some internal laws of microcon...
Simple circuit characteristic tester (Question D)SummaryThis report introduces the design scheme and key points of a simple circuit characteristic tester. This system uses the Arm Cortex M4 microproce...
Many connected consumers rely on mobile devices and location-based applications to access information, interact and access contextually relevant services. However, the vast majority of these consumer ...
Instrument stepper motor
The stepper motor is an open-loop control element that converts electrical pulse signals into angular displacement or linear displacement. In the case of non...[Details]
With the advocacy and implementation of the government's Safe City Plan, the security market has increasingly higher requirements for the clarity of surveillance images. Imagine that after a case o...[Details]
Continuity test
A variety of devices need to be checked for continuity, including cable assemblies, printed circuit boards, and connectors to ensure that these components have the expected contin...[Details]
Printed circuit boards ( PCBs
)
are used in most electrical products
. If a PCB has low
insulation resistance
(IR), the performance of the circuits on the PCB will be greatly reduced...[Details]
With the rapid development of cities and the improvement of citizens' living standards, the number of various vehicles in cities is growing, and the demand for parking spaces in major commercial an...[Details]
Electric bicycles have long been a means of transportation for lower-income groups due to their affordability. The largest concentrated expense in the use of electric vehicles is the cost of replac...[Details]
introduction
When it comes to the production of mobile phone lithium-ion batteries, the first thing that comes to mind is Japan's industrialized mechanical assembly line, NOKIO, MOTOLROLA's st...[Details]
Based on the actual situation, a remote intelligent anti-theft alarm device for home use, connected to the telephone line, simple to operate, and stable and reliable in operation is designed. When ...[Details]
The overall operating performance of an electric car depends first on its battery system and motor drive system. The drive system of an electric car is generally composed of three main parts: a con...[Details]
1. Introduction
With the rapid development of computer technology, communication technology, and integrated circuit technology, the large-scale application of field control instruments and equ...[Details]
Microcontrollers are something that many people want to learn about and are concerned about. In most websites, the hardware requirements are generally as follows:
1. You need a computer, prefer...[Details]
introduction
In the late 1990s, due to the great safety issues of liquid cobalt lithium-ion batteries, people studied and developed polymer lithium-ion batteries. In addition to the performanc...[Details]
At present, the DES algorithm is increasingly used in confidential communications in the financial and non-financial sectors. DES (Data Encryption Standard) is a data encryption algorithm that was suc...[Details]
1 Introduction
In order to realize intelligent electronic counting and frequency measurement and realize a wide-range, high-precision frequency meter, an effective method is to use a single-chip m...[Details]
1 Introduction
Microwaves use their unique functions to develop new technologies in the application field, including microwave communication, microwave measurement, microwave heating and other...[Details]