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Barcode, rs232 and inverted signal **caveat**

 
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mickent



Joined: 18 Feb 2007
Posts: 22
Location: TN, USA

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Barcode, rs232 and inverted signal **caveat**
PostPosted: Tue Jan 08, 2008 4:49 pm     Reply with quote
The rs232 output from a barcode scanner will read *UUUUUU* even if the signal is inverted; but the CR (0x0D) will not be recognized.
This post is an attempt to save some poor EE premature aging.
Laughing
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Mick
SherpaDoug



Joined: 07 Sep 2003
Posts: 1640
Location: Cape Cod Mass USA

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PostPosted: Tue Jan 08, 2008 6:09 pm     Reply with quote
Sounds like somebody learned a painful lesson ;-)

May all your problems be medium sized... big enough to find and small enough to solve.
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The search for better is endless. Instead simply find very good and get the job done.
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