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485 Communication and computer connection need to be through the serial port switching module or USB to serial port modu...
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Typical serial communication standards are RS232 and RS485, they define the voltage, impedance, etc., but do not define...
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rs-485 is what serial bus.1, the maximum data transmission rate of RS-485 is 10Mbps.2, RS-485 interface is a combination...
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The RS485 to UART series requires a dedicated interface chip, such as MAX485 and SP485. This chip is to convert the bala...
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E means industrial grade, and the temperature range of industrial grade is -40 ° C ~ 85 ° C. PA refers to in-line packag...
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We can determine according to the electrical characteristics of RS-485: the logic \"1\" is expressed by the voltage diff...
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The general UPS host uses RS-232-C, and the communication interface of precision air conditioners is commonly RE-485. He...
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Answer: The pulse signal belongs to the \"switching signal\". The output frequency of the pu...
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Hello, communication interface breakdown is usually caused by too high voltage or too much current, maintenance methods...
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It has to do with distance,in generalOne to one can travel 1,200 meters,A pair of two can travel 6-700 meters,A pair of...
