Reprinted from: deyisupport [align=left][color=#000]Designers must meet many electromagnetic compatibility (EMC) requirements for automotive applications, and choosing the right switching frequency (f...
[i=s]This post was last edited by dcexpert on 2017-3-29 12:05[/i] Newbit (microbit) supports many tools, such as JavaScript Block Editor, Mbed, gcc, espruino, etc. But let's start with the most famili...
I just bought a FriendlyArm MINI2440 development board. I am also a newbie. When I use it, the hyperterminal cannot display the serial port settings. The parameters are completely followed in the vide...
[i=s]This post was last edited by qwqwqw2088 on 2022-3-16 16:52[/i]It's not fun anymore. The supplier just called and said that the delivery time of 4G modules is about 4-6 weeks, and they have to be ...
At present, mobile phones have become one of the necessities of modern life. The privacy of mobile phones makes the information on users' mobile phones closely related to their own interests. Once a m...
I receive data in the code like this: string str = comm.ReadExisting(); After receiving it, the content in str is: "AT+CMGL=\"UREAD\"+CMGL: 0,\"REC UNREAD\",\"13581640170\",0,4\0.NY??\0J\0d\0g\0+CMGL:...
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]
Sailing is gaining more and more attention. How to use modern technology to assist training and improve competition results is particularly important. Considering the real-time data collection in t...[Details]
Remote keyless entry (RKE) systems have become popular with users, with more than 80% of new cars in North America and more than 70% in Europe equipped with RKE systems. In addition to the obvious ...[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]
1 Introduction
As an emerging microfabrication technology, micro-electromechanical system (MEMS) technology has begun to be applied in various fields. It can integrate functions such as inform...[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]
Aromatic gases are widely present in food, medicine, cosmetics and various daily chemical products, such as snacks, liquor, spices, Chinese herbal medicines, plasters, perfumes, soaps, shampoos, et...[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]
Flooded Batteries
This battery developed in Germany can be used to power flashlights, strobe lights and toys as long as it is filled with water. This battery can be stored for 50 years and can...[Details]
Introduction
Liquid crystal, as a display device, is widely used in low-power products such as instruments, meters, and electronic equipment with its unique advantages. In the past, the displ...[Details]
Abstract: Aiming at the needs of coal-rock acoustic emission signal monitoring system, a data acquisition circuit with 24-bit resolution and 16-channel synchronous data acquisition function is desi...[Details]
Since AC mains power may experience power outages, voltage sags and surges, continuous undervoltage and overvoltage, and frequency fluctuations during supply, these factors will affect the continuous ...[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]