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Author Topic: EIA-485 (former RS485)  (Read 1443 times)

mishal

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EIA-485 (former RS485)
« on: February 13, 2006, 07:57:37 AM »
how i can deal with several devices connected to USART through EIA485?
i undestand how to deal with only device connected to it (using ttySX), but with 2 or 3?
please advise at least where i can read  about it
thank you
« Last Edit: February 13, 2006, 09:12:19 AM by dynaweb »
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dynaweb

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EIA-485 (former RS485)
« Reply #1 on: February 13, 2006, 04:31:33 PM »
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Those who cannot learn from history are doomed to repeat it. -- Linux learns.

mishal

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EIA-485 (former RS485)
« Reply #2 on: February 14, 2006, 04:30:09 AM »
Thank you for your answer but i need linux programmer point of view - i already have connect driver rs485 (max3058) to the usart of the linux operated system. and have several devices connected to the network - how i cann access them separately? i can\'t just ttyS1 because it is not specify wich of the 3 it address to.
thanks
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