With the increasing popularity of surveillance systems in commercial and civilian use, surveillance cameras (surveillance cameras) are widely used in various fields to safeguard social security. The s...
Hey guys, I use AT command to dial in HyperTerminal, the configuration is as follows: AT+CGCLASS="B" OK AT+CGDCONT=1,"IP","CMNET" OK AT+CGATT=1 OK AT+CGACT=1,1 OK AT+CGPADDR=1 +CGPADDR: 1,"010.206.227...
[i=s]This post was last edited by Shi Yu on 2017-4-1 14:15[/i] [b][color=#5E7384]This content was originally created by EEWORLD forum user [size=3]Shi Yu[/size]. If you need to reprint or use it for c...
[size=12px] Fresh graduates should not work on consumer electronics hardware. Because if you want to change careers in the future, people won’t give you a chance, and your salary won’t go up. If you l...
Abstract: The electromagnetic compatibility (EMC) design of monolithic switching power supply is introduced, including the analysis of electromagnetic interference waveform and circuit model, as well ...
The scalable hardware architecture of the DesignWare ARC EV6x embedded vision processor is used to optimize its algorithm migration and accelerate software. The architecture includes up to four 512-bi...
Today's computer peripherals are pursuing high speed and high versatility. In order to meet user needs, seven companies led by Intel launched the USB (Universal Serial Bus) bus protocol in 1994, wh...[Details]
System design is a complex process. It is not enough to just use ICs. There are many details to consider. This article uses a high-fidelity music playback system as an example to introduce how to s...[Details]
The solidification and modularization of intelligent video analysis algorithms are the current trends in the application of intelligent video analysis technology. It perfectly combines intelligent ...[Details]
0 Introduction
With the development of society, people pay more and more attention to security work. Monitoring products have been used in various fields instead of being used only in importan...[Details]
1. Background:
The instrument system parameter detection and control of the chemical production workshop of Tangshan Coal Gas Coking Plant are all analog instruments, some of which are eve...[Details]
The serial interface real-time clock chip DS1302 launched by Dallas Company in the United States can trickle charge the backup battery of the clock chip. Due to the main features of the chip such a...[Details]
1 Introduction
Ultrasound refers to elastic vibration with a frequency higher than the audible frequency limit (i.e., in the frequency band above 20 kHz). The propagation process of this vib...[Details]
In the "digital pressure measurement" experimental device of applied physics, the subject technical knowledge of analog circuits, digital circuits, sensors and single-chip microcomputers is used. In o...[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]
1 Development of LED Film and Television Lighting
1.1 The significance of developing film and television lighting
Lighting power consumption accounts for a large proportion of the total p...[Details]
The emergence and development of street lamps are inseparable from the prosperity and progress of cities, which makes street lamps useful. Conversely, street lamps also make the night of the city n...[Details]
People who often surf the Internet until late at night, their families always complain that turning on the big lights in the living room affects their rest, but some people don't have keyboard ligh...[Details]
At present, with the diversification of portable products and the almost harsh requirements for audio and video parts, the power consumption requirements of the whole machine have been raised to a ...[Details]
Mobile phones, MP3s, tablet computers, laptops, digital cameras, handheld game consoles, navigation devices, etc., all these mobile devices are powered by mobile batteries, and the battery life is ...[Details]
It should be understood as follows: DC-DC means direct current to direct current (conversion of different DC power values). Anything that meets this definition can be called a DC-DC converter, incl...[Details]