Hi guys, I want to ask, DB0~DB7 of the microcontroller is connected to the buffer from the decimal counter output Q0`Q7 and then input to the microcontroller, and on the other hand, the output of an A...
Hey guys, I'm a newbie, I'm new here, please help me!! Woo~~~~~~~~~~~~~I have a paper with a small program that needs to run on VXWORKS, I just installed TORNADO2.2, how can I use VXSIM simulator to d...
I made a motor control + modulation program for DSP C6748+FPGA, and found that the calculation speed of 6748 is slow, and the program execution may not be completed (I used 28335 before and it was fin...
I have seen many questions that ask you to find errors in an interrupt service program with a return value. The answer is: Interrupt service programs are not allowed to have return values. Interrupt s...
I made a 220v 5v stabilizer, using a 12v transformer and then connected to a 78M05 to stabilize it to 5v, but after a long time, the transformer will get hot, and then the power will not be enough. It...
As shown in the figure, what is the specific function of the capacitor marked in red? This figure is a mic circuit in an IP phone. How to determine its capacitance?...
The rapid development of the Internet has realized high-speed information transmission and resource sharing, greatly facilitating people's lives. Embedded systems are widely used in various electr...[Details]
The Portable Digital Data Acquisition System (PDDAS) uses LabVIEW Real-Time and PXI to control the wind tunnel test and record air pressure data from 128 different channels.
"The LabVIEW Real-...[Details]
introduction
Solar cells and LED lighting are typical applications of new energy and energy-saving and efficient technologies. Solar LED lighting uses solar cells to convert solar energy...[Details]
In this article, the high-performance DSP developed by TI can be used as an effective confidentiality method if it is applied to PC encryption cards.
As an effective network security solution,...[Details]
Power management solutions for today's portable application processors are becoming increasingly integrated. Total power consumption, standby and sleep current consumption affect battery size, bill...[Details]
My colleague and I spent the day chatting in the hotel bar. We had met with several customers. We were both wondering how come these engineers we were meeting knew almost nothing about analog techn...[Details]
With the rapid development of urban economy, elevators are increasingly used as a vertical transportation tool. However, elevator fault detection and maintenance, especially the role of elevator remot...[Details]
1. What is temperature?
Heat is a type of molecular motion. The hotter an object is, the faster its molecules move. Absolute zero is defined as the temperature at which all molecular motion ...[Details]
Contact resistance
is the resistance to current flow through a closed pair of contacts. This type of measurement is performed on devices such as connectors,
relays
, and switches. The...[Details]
1 Introduction to HART Protocol
HART (Highway Addressable Remote Transducer), an open communication protocol for addressable remote sensor high-speed channels, was launched by Rosemen in the U...[Details]
LED is the abbreviation of light emitting diode, which is an electric light source made of semiconductor technology. The core part of LED is a chip composed of P-type semiconductor and N-type semi...[Details]
In the analysis of electronic circuits, static analysis (also known as DC analysis) is the basis of circuit analysis. However, it is well known that electronic components are nonlinear, so the anal...[Details]
RS-422 and RS-485 are both serial data interface standards, which were developed and published by the Electronic Industries Association (EIA). RS-422 defines a balanced communication interface with a ...[Details]
As a simple and practical input device, buttons have been used in various microcontroller application systems and are ubiquitous. However, the buttons used in different practical occasions are also...[Details]
Investment in
the
medical device
industry has been on the rise in recent years. In the past two years, venture capital for medical devices has almost doubled, reaching $4 billion in 2007. Fr...[Details]