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Rs485 Controller Popular Q&A
Q: What is the polarity of the RS485 control output?
A: The polarity of the RS485 control output varies from one UART to another. For some UARTs, an inverter may be required. Some of the newer UARTs have register bit... Read More »
Q: How do I connect RS-485 communication control board connection to...
A: peel out RS485 communication cable, then connect back of the DVR panel. in RS 485 control system then . go to protocol setting in the DVR on that assign camera ... Read More »
Q: How does RS485 media access control work?
A: It is unspecified. RS-485 is purely a physical layer standard. Assuming a multidrop configuration a master-slave system is typically used. The master makes requ... Read More »
Q: I mean that if we use rs-232 protocol, we should name this uart c...
A: http://en.wikipedia.org/wiki/Universal_a…. Read More »
Rs485 Controller Helpful Resources
Amazon.com : PTZ Camera Controller IR Remote RS485 Pelco D/P ...
Multi-Protocol Pelco-D, Pelco-P. Multiple Baud 400 4800 9600, RS485 A+/B- terminals; Power Requirement: Base 12VDC (sold separately) IR Remote ...