Introduction - If you have any usage issues, please Google them yourself
As the last century, the early 80 s approval of a balanced transmission standard, RS-485 seems to have become the industry standard interface never outdated. Literature about it a lot, but seldom come into contact with the system interface design engineers, such a mass of literature on some people too much of. This paper aims to discuss the RS-485 standard of the main elements for the early exposure to its designers Getting Started Guide. Study the text at the end of the reference number of add-on application notes, could further help to designers in the shortest time possible to complete a set of reliable data-transmission design.