[time-nuts] RS 232
Bob Camp
lists at rtty.us
Fri Jul 26 21:15:46 EDT 2013
Hi
If the "driving program" is written using the standard DLL's / libraries it's directly under control of that program. It's state will depend a lot on what the coder decided was right.
Bob
On Jul 26, 2013, at 9:07 PM, Hal Murray <hmurray at megapathdsl.net> wrote:
>
> marks at non-stop.com.au said:
>> It you can figure out how to raise DTR while your application has the port
>> open it can be a good source of power for a RS232 device.
>
> Most OSes turn it on automagically when you open the file. (and turn it off
> when you close the file)
>
>
>
> --
> These are my opinions. I hate spam.
>
>
>
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