The encoder AB phase signal enters the dsPIC30F2010 through 74HC14. The hardware is tested with an AB phase signal with a frequency of 100kHz. The QEA and QEB pins of the dsPIC30F2010 are measured. Th...
Like many textbooks, the first few pages are very boring. Please forgive the laziness of the stupid moderator:$[[i] This post was last edited by zcgzanne on 2010-2-2 22:06[/i]]...
As wireless data transmission becomes more and more widespread, we seem to realize that wireless transmission technology is really around us. This article briefly introduces the similarities and diffe...
I want to make a software that runs on a PC and controls an MP3 player through UART to verify the relevant functions of the MP3. (For example, design a play button on the AP and click the button to ve...
The company has a project in June that may require writing a host computer, and it needs to be written in C#. I have no foundation in this area, so I hope someone who is good at C# can recommend an en...
About mobile GPS map navigation. Has anyone done mobile GPS map navigation? What kinds of maps are available? Do you have to pay to buy maps? What interfaces do maps provide? How do you connect maps t...
1. Overview
Will passive devices
produce nonlinear intermodulation distortion? The answer is yes! Although there is no systematic theoretical analysis, it has been found in engineerin...[Details]
At present, the traffic congestion in cities is quite serious. According to relevant news reports: In China, the traffic congestion has expanded from megacities such as Beijing, Shanghai, and Guang...[Details]
In the previous series, we have listed some basic knowledge of C language in Tables 1 to 3. We hope that beginners can strengthen their memory of the above tables and gradually learn to use them wh...[Details]
Product series: PB-B-RS232/485 interface (hereinafter sometimes referred to as "interface") is a product in the PROFIBUS bus bridge series.
The main purpose of the bridge series ...[Details]
introduction
MEMS is a high-tech that has flourished on the basis of integrated circuit production technology and dedicated micro-electromechanical processing methods. Pressure sensors develop...[Details]
1 Embedded Systems
Embedded System refers to a collection of computer hardware and software with specific functions or purposes, which is divided into embedded software system and embe...[Details]
In the TV monitoring system, in order to complete the collection of information from various information points (video, audio, alarm signal) and the control of various front-end devices (PTZ, lens,...[Details]
1. Introduction
Stepper motor is a basic component that converts electrical energy into kinetic energy. It has been widely used in a variety of electromechanical equipment, such as various machine...[Details]
Since the implementation of the self-weight toll collection system, the highway administration has not only high requirements for the vehicle axle recognition rate, but also requires a long service li...[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]
1 Theoretical Analysis
Ultrasonic waves
When propagating in a suspension, the ultrasonic waves that encounter the suspended particles are scattered and attenuated at the interface, an...[Details]
According to a survey by the International Energy Agency, Asia and Australia used 1.65 trillion liters of oil for energy in 2004. The survey also showed that since 1990, the demand for oil has been...[Details]
The physical interference of dc/dc switching power converters is well known unless the system and circuit diagram are carefully designed. These converters can inject unwanted charge into the electr...[Details]
Tags: PMP Digital Signal Processing
Many observers and analysts agree that there will be only two hot technology topics in the field of electronic engineering and applications this year: o...[Details]
In a network-centric battlefield, all systems (platforms) are interconnected nodes that work together to provide mission-critical information to military personnel. This approach is driving the dev...[Details]
Microchip MCU
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