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rs232 not work on another PC (WinXP)

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Serial communication work on one PC but not work on another!


I get blank Error message!

And at console this:


>Running:(\Program Files\AutoIt3\autoit3.exe "J:\AutoIt\IRrec\CommgExample.au3"

flow = 2

stage 1

stage 2

at 64

return from set timeouts = 1

at 67



I can select port and parameters but nothing work

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I try to sniff with Portmon form sysinternals:


and on 1st PC all working OK!

But on 2nd PC (both PCs have WinXP) serial port initializing not working at all!


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