As the title says, my development board does not have a USB plug, only pins, so when connecting, should the ARM development board be connected as a host or a device? Does anyone know?...
Dear friends in the forum, I have a question, see the picture:At present, the backlight of this part of the circuit diagram is not very bright, it feels a bit dark, and I don't understand the modulati...
[i=s] This post was last edited by fengye5340 on 2013-12-24 16:23 [/i] [align=left][b][color=#0070C0][font=宋体][size=14.0pt]【Solution Introduction】[/size][/font][/color][/b][/align][align=left][b][colo...
I would like to ask you, when routing the digital board, there are four DDR chips, divided into two, I would like to ask you, in the DDR routing, which ones should be of equal length? I have seen a ve...
According to foreign media reports, in the first half of the 1980s, computer viruses were mostly in the laboratory stage. Occasionally, a few viruses would infect the Apple II platform. But after all,...
Recruiting FPGA engineers (Beijing Zhixin Open Source Technology Co., Ltd.)
Require:
1. Proficient in VHDL/Verilog language and proficient in using FPGA development tools; 2. Participated in the compl...
Microcontrollers (MCUs), which are widely used in automotive electronics, are rapidly facing time and cost pressures. The main advantage of using MCUs has always been to create high-level system in...[Details]
In recent years, the market for mobile/portable devices such as smartphones and laptops has continued to grow rapidly. While these products continue to integrate more new features to enhance the ...[Details]
1. Introduction
Light control circuit plays a vital role in urban street lamps or corridor lighting. With light control circuit, the lights can be automatically turned on and off according to ...[Details]
As cellular phones become more advanced, the power consumption of the system during operation and the power consumption during standby are also increasing. Therefore, the power management design of...[Details]
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introduction
The emergence of high-performance, low-power embedded CPUs and high-reliability network operating systems has made it possible to implement applications with large amounts of comp...[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]
1 Introduction
Water resources are the basic conditions for human survival and the lifeline of economic development. The reality shows that due to the global shortage of water resources and th...[Details]
LED technology has made rapid progress, and improvements in chip design and materials have promoted the development of brighter and more durable light sources, and the scope of light source applica...[Details]
At present, a large number of cooling tower fans, speed fans and special fans are in use in petroleum, chemical, pharmaceutical, metallurgical and other enterprises. Some fans have no monitoring in...[Details]
This article discusses the six design steps of LED lighting system design in detail: (1) determine the lighting requirements; (2) determine the design goals and estimate the optics; (3) the efficie...[Details]
Leakage current is generated by parasitic resistance paths between the measurement circuit and a nearby voltage source. This current can significantly reduce the accuracy of low current measurement...[Details]
With the popularity of digital appliances, rechargeable batteries can be seen everywhere in people's daily lives and have become one of the indispensable daily necessities.
This article gives ...[Details]
Applying fieldbus technology on new beer production lines is the first choice for large beer companies with strong management level and technical strength. Guangzhou Zhujiang Beer Group Co., Ltd. i...[Details]
0 Introduction
PROFIBUS is an open digital communication system with a wide range of applications, which has been included in the international standards IEC 61158 and IEC 61784. Since the gen...[Details]