Im trying to use the library with a PS/2 barcode scanner that gives its output just like a keyboard would.( http://www.karlssonrobotics.com/cart/Barcode-Reader-Scanner-Module-CCD-Camera-PS-2-Interface/ ) link to it. I tested the scanner on a pc and it works perfectly. When i use it on the arduino it s…

PS/2 BARCODE SCANNER INTERFACING

dlloyd April 26, 2014, 10:35pm 6

Could be large voltage swings on RS232 (even negative voltage). I think you would need an RS-232 to TTL232 converter so all signals are at 0-5V.

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