4-layer board is 200 yuan, 2-layer board is 5 yuan, the price difference is too big. I want to ask if there are not many wirings on the high-speed or precision AD/DA board, can we reserve pads for eac...
[i=s]This post was last edited by chenjingjing on 2022-8-26 10:51[/i]Industry BackgroundIn order to become familiar with the use of firearms and improve their technical level, personnel in special ind...
In the application of 485 bus, if you simply use a pair of twisted pairs to connect the "A" and "B" ends of each interface, and ignore the interconnection of the signal ground, this connection method ...
The installation and setting steps of the router and computer are as follows: 1. Plug the broadband main network cable into the WAN port of the router, and use a network cable to connect the LAN port...
1 Introduction
This paper attempts to review the new microelectronic packaging technologies that have developed rapidly since the 1990s, including ball grid array packaging (BGA), c...[Details]
This year, the promotion of policies and the activity of new energy vehicles have significantly increased the scale and penetration rate of the smart car market. According to Roland Berger data, th...[Details]
According to the latest news from Digitimes, Apple's 12.9-inch iPad Pro will be equipped with the latest display technology Mini LED screen and will be shipped in the second quarter of this year. If ...[Details]
One of the most common circuits used for oscilloscope amplitude control is the soft-climber circuit (Figure 1a). When the output voltage VOUT(t) is low, diodes D1 and D2 are off. Therefore, all of ...[Details]
正文内容 begin
Nowadays, the competition among mobile phone cameras is no longer just about pixels, but has risen from the previous competition mainly on pixels to sensors, ISP processors, ap...[Details]
Averaging is one of the most common methods to reduce the inherent uncertainty of a measurement system. Performing multiple measurements and averaging the results can reduce the impact of randomness ...[Details]
Abstract: This paper
introduces the design and implementation of a broadband step frequency signal source based on FPGA and phase-locked frequency synthesizer chip ADF4350. By analyzing two d...[Details]
Now more and more families are abandoning LCD TVs and choosing network smart TVs. When playing games on smart TVs, they often have insufficient configuration and freezes due to the large memory spa...[Details]
OFweek Cup · OFweek 2023 China
Robot
Industry Annual Selection (abbreviated as OFweek Robot Awards 2023) is jointly organized by OFweek, China's high-tech industry portal, and its authorita...[Details]
Chongqing Energy Comprehensive No. 105
Development and Reform Commissions of all districts and counties, Economic Operation Bureaus of Liangjiang New Area and Wansheng Economic Development Zo...[Details]
Following Allianz Sharp, the ChiNext has welcomed another security company to rush for IPO. On December 31, 2020, the Shenzhen Stock Exchange officially accepted the GEM IPO application of Beijing Bl...[Details]
On August 8, 2019, at 18:30 Beijing time and 19:30 Tokyo time, Ptmind and Trias completed the strategic cooperation signing ceremony in Tokyo, Japan. The picture shows Ptmind CEO Zheng Yuan and Tr...[Details]
1. Introduction
Currently, the secondary development of various motion control cards is relatively complicated. However, with the application of high-speed and high-precision motion controller...[Details]
2.4 Isolation of digital circuits and analog circuits For portable monitors, they are composed of a mixture of digital circuits and analog circuits. Therefore, when wiring, it is necessary to consid...[Details]
On October 28, Intel announced today that it will expand the capacity of its packaging and testing base in Chengdu. This move aims to deepen its service commitment to the Chinese market and acceler...[Details]
Industrial Control Electronics
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