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1. Application Overview 工业交换机 是从商用交换机基础上发展而来，更能符合严酷的工业现场需求，适应高电磁兼容性、-40-+85度的宽温度工作范围以及较高的MTBF(平均无故障工作时间)，能够避免数据丢包，而且最显著的区别是拥有冗余自愈环网技术，比商用机的STP、RSTP协议的冗余时间大大缩短，基本能达到200毫秒以内。 2. Industrial switches ...[Details]
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1 Ethernet controller
The Ethernet controller of Taiwan Realtek is a controller that complies with the IEEE802.3 Ethernet standard. There are RTL8019, RTL8029 and RTL8139 series. Among them, R...[Details]
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Jiwei.com reported on March 9 that DXOMARK, a well-known mobile phone review organization, recently announced the camera scores of the Samsung Galaxy S21 Ultra 5G (Exynos), with a photo score of 128,...[Details]
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On November 1, Guangdong Energy Group's 20MW new energy storage system demonstration project (hereinafter referred to as the "new energy storage system demonstration project") was connected to the ...[Details]
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In the domestic capital market, the New Third Board has never had a clear positioning. Due to the large number of New Third Board companies, but the market transactions are not active, the value of m...[Details]
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According to Xinhua News Agency on September 25: Thanks to the unremitting efforts of the Chinese government, on September 24 local time, Ms. Meng Wanzhou left Canada on a Chinese government chartere...[Details]
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Based on the latest version of NI LabVIEW graphical system design software, the LabVIEW Robotics environment continues to provide the capabilities of industrial-grade system design software. Combinin...[Details]
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I will paste the source code and test routines directly, and there are Chinese comments attached without further explanation. Bottom-layer driver: #define key_state_0 0 #define key_state_1 1 #def...[Details]
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Today's portable devices are becoming more and more versatile and power hungry, which poses a great challenge to the design of portable battery power supplies. However, with a better understanding of ...[Details]
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Intersil's ISL97684 is a quad LED driver for medium-sized TFT-LCD backlights, with an input voltage as low as 4V and an output voltage as high as 45V. It also provides 8-bit PWM dimming, with a lin...[Details]
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At 19:00 on February 5, the second power supply project of Quyang County Hospital in Baoding City, Hebei Province was successfully delivered. All 54 designated medical institutions at the provincia...[Details]
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With the continuous development and application of automation technology, programmable logic controller (PLC) has become an indispensable part of modern industrial control systems. As one of the wo...[Details]
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As 4G coverage deepens and 5G commercial scope continues to expand, 2G and 3G technologies are lagging behind, equipment is outdated, energy efficiency is low, and maintenance is difficult. They occu...[Details]
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Recently, AI vision chip R&D and basic computing platform company Aixin Yuanzhi announced the completion of its A++ round of financing, with a total amount of RMB 800 million. Qiming Venture Partners...[Details]
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The design scheme of FIR digital filter
is proposed
, and the filter simulation is realized based on Matlab. By using the functions provided by Matlab signal processing toolbox, the...[Details]
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