[PD] comport question
jim ruxton
cinetron at passport.ca
Tue Oct 5 19:55:53 CEST 2004
Thanks Matju,
Right now I'm only getting about 330 bytes/sec so I'm way below 15
Kbytes per sec.
jim
> On Mon, 4 Oct 2004, jim ruxton wrote:
>
> > I tried comport under windows and get much better performance. For
> > example in windows I can string a number of values together in a
> > message and send it to comport. ie val1, val2, val3 . In Linux when I
> > do this I get "Write error, maybe TX-OVERRUNS on serial line" I also
> > tried the Linux comport object with another usb to serial adapter
> > (prolific 2303) and get the same results? Any thoughts on this?
>
> If you use a 115_200 bauds serial line then you should make sure that you
> are not sending more than 15 kbytes each second. A USB connection works at
> 10_000_000 bauds, which causes either overruns or CTS/RTS flowcontrol
> depending on whether the converter supports the latter and whether it´s
> enabled. I don´t know anything at all about those converters, i´m guessing
> using my knowledge of RS232.
>
> ____________________________________________________________________
> Matsjö Buschahr @ Medien.kunstLabor.AT, Graz, Ãsterreich
> http://convention.puredata.info/ http://artengine.ca/matju
>
>
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