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...
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]
1. With the development of modern industry and the continuous improvement of automation, some medium and large control systems have been greatly facilitated, which not only makes control easier, bu...[Details]
1. Overview
The Virtual CAN Interface (VCI) function library is an application program interface specifically provided for the use of ZLGCAN devices on PCs. The functions in the library ar...[Details]
1. Project Introduction
Shandong Dezhou Xingtai Paper Co., Ltd. is a newly built high-end paperboard production enterprise with domestic leading level established by Shandong Zhaodongfang Pape...[Details]
On the afternoon of July 10, Beijing time, Taiwan's largest chip designer MediaTek expects its smartphone chip shipments to grow by double digits in the third quarter of this year, and the company is ...[Details]
The potentiometer is an adjustable electronic component. The main functions of the potentiometer in the circuit are as follows:
1. Used as a voltage divider
A potentiometer is a continuou...[Details]
According to the Industrial Technology Research Institute of Taiwan, due to factors such as the oil crisis and global warming, the issues of energy conservation and environmental protection have at...[Details]
Liquid crystal display (LCD) panels have a wide range of applications, from small portable electronic devices to large fixed devices, including digital cameras, laptops, personal data assistants, d...[Details]
Currently, each country is developing its own USB interface
charging specifications
, which leads to a major problem that a USB interface
charging
device manufactured in one country...[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]
When the so-called "copycat phones" that flood the domestic mobile phone market move towards large screens, stereo amplifiers, touch controls, and even GPS navigation and mobile TV, the homogeneity...[Details]
A few days ago, I bought an 8LED flashlight in the market (the flashlight uses No. 5 batteries). Because I had other things to do, I didn't pay attention when purchasing it. When I got home and use...[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]
In industry, voltage 0…5 (10) V or current 0 (4)…20 mA is usually used as a method for analog signal transmission, which is also a method often used by programmable controllers. So what are the dif...[Details]
1 Introduction
Power supply ripple will interfere with the normal operation of electronic equipment, causing malfunctions such as computer crashes, data processing errors and control system fa...[Details]