1 Introduction In the large-scale enterprise automation system, Ethernet and PC are used in the upper-level enterprise management layer and production monitoring layer, and fieldbus is used in the lower-floor workshop, such as RS-485, CAN, lonWorks, etc. The two-layer communi

In the processing of silicon wafers, the principle of wire cutting is to contact the silicon rod through the mortar adhered to the steel wire, and under pressure, the mortar interacts with the silicon polycrystalline rod to erase the excess material. Wire cutting used copper-plated steel wire

On January 14, 2014, Dongshan Precision disclosed the “Suzhou Dongshan Precision Manufacturing Co., Ltd. Announcement on the Acquisition of 100% Equity and Some Intellectual Property Rights of Mutto Optronics Group Limited by Xiangmudong Optoelectronics Co., Ltd.”. The acquisition has b

Model NO.: SX-DG Guarantee: 3-5years Apply: Street, Road

3842 charger circuit diagram (1) UC3842 composed of charger circuit In Fig. 1, C1, V1~V4, C2 form a filter rectifier circuit, transformer T is a high frequency transformer, V5, R2, C11 constitute a protection circuit of power switch tube V7, and NF is a winding for supplyin

Music, sculpture, and calligraphy are full of art and pleasing works of art in life, which can make people happy. ICCP Yuanpeng Design Director Zhou Yuanpeng, when designing the Ningxia Oriental Industry Club and the model room, combines the contemporary art form, through the smoo

Abstract: This paper proposes a scheme for DSP to control complex systems through EMIF interface. By connecting the DSP chip to multiple FPGAs and using FPGAs to connect with various external chips, the DSP can control various chips through the EMIF interface to realize contro

According to the "China's roadmap for phasing out incandescent lamps", starting from October this year, China will ban the import and sale of incandescent lamps for general lighting of 60 watts and above. At present, China's lighting power accounts for about

A cyber criminal who claims to be a "crime lord" in Russia has issued an unprecedented bold statement. He announced that he will start attacking the US banking system. In addition to the written statement, the hacker also released a video in which a shaved-headed man showed his

In this paper, the wireless sensor network is interconnected with IPv6 network. Based on the analysis of the existing insufficient access methods, a design scheme of wireless sensor network border router based on IPv6 is proposed. The scheme mainly describes the hardware and s

The "Twelfth Five-Year Plan" proposes to "renovate and upgrade the manufacturing industry," including "developing advanced equipment manufacturing industry," and raising the level of automation will become the focus. Under the influence of downstream use cond

First, the concept of nano robots In many people's eyes, nano-robots that can enter the human body to kill cancer cells or perform thrombosis surgery are still a distant dream. However, according to the American Science Pictorial magazine, nanomachine doctors enter the human bod