1. Attendance machine introduction:JBC7300 is a non-contact IC sensor access control attendance machine. It is an automatic recording instrument that ...
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1. Several concepts about 485 bus:1. The communication distance of 485 bus can reach 1200 meters.According to the 485 bus structure theory, under ...
Overview:With the rapid development of China's economy and the continuous improvement of people's living standards, automobiles have gradually become a ...
1. What kind of communication line should be used for 485 bus? How many devices can be connected to a bus?RVSP shielded twisted pair must be used. The ...
1. System introduction Informatization, automation, networking, intelligence, and flexibility have become the distinctive features of modern ...
In the foreign automobile manufacturing industry, the application of radio frequency identification (RFID) systems is relatively common. The following uses ...
I. OverviewAt present, the degree of informatization in the automotive industry is uneven. Some are highly informatized, some are just in their infancy, and ...
The banknote printing and minting industry is a special industry involving the safety and healthy operation of the national economy. It is an industry that ...
As a pillar industry of my country's traditional industries, the steel industry occupies an important position in the national economy. The steel industry is ...
1．项目的背景和必要性 1．1项目的背景 工业的迅速发展，中国作为世界制造业基地的地位更加巩固，各种模具工业近年来在我国不断增加，但目前在模具工业市场，存在诸多问题。 模具决定着产品质量，影响着生产排期，所以模具的管理，必将越来越受到企业的关注，势将成为完善企业管理的改进重点和关键环节。 ...
Chapter One.Company Profile1.Company compositionXimark Group is an international security group company invested by Singapore, Taiwan and Mainland ...
Chapter One System IntroductionThe proximity card conference registration system is a high-tech product that integrates low-frequency radio frequency ...