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RS485 modbus Communication

aru
Associate II
Posted on March 25, 2013 at 13:01

i am using the stm32f107rc  controller for rs485 communication. i am trying to transmit a set of data through usart1 from the controller, but some byte of data are missing at the destination so pls let known where i am doing mistake............Thank u in advance 

5 REPLIES 5
Posted on March 25, 2013 at 20:06

So what is received at the other end, may be you should be explicit about what was sent, and what was received. I'd dig though the code, but I hate this register level crap.

Perhaps also consider if you're using the TXE or TC interrupt, and be consistent about it.

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aru
Associate II
Posted on March 26, 2013 at 06:47

Thank u..... The problem as solved........

st
Associate
Posted on May 06, 2013 at 17:00

st
Associate
Posted on May 06, 2013 at 17:02

Posted on May 06, 2013 at 17:40

You have a question?

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