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how to check data in the software uart is being transmitted

 
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gopalakrishnan



Joined: 18 Jun 2010
Posts: 25

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how to check data in the software uart is being transmitted
PostPosted: Mon Sep 06, 2010 9:10 am     Reply with quote
hai to all

In our project we are using two uart, one is hardware uart other is software uart. My question is how to check if data in the software uart is being transmitted? How to check it, if any one having the code or method kindly send it to me.

Thanks in advance.

with regards
K.Gopalakrishnan
gopal_kmu54@hotmail.com
Ttelmah



Joined: 11 Mar 2010
Posts: 19436

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PostPosted: Mon Sep 06, 2010 9:12 am     Reply with quote
Er.
If you send a character with the software UART, when the function returns, it has been sent.
There is no buffering, or storage involved.
This is the big 'downside' of the software UART, but also makes 'knowing what it is doing', very easy...

Best Wishes
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