[Pauldotcom] Barcode and Ctrl+Alt+Del

[Adrian Crenshaw]

I have access to a few, but they don't seem to respond to the same ascii
codes in the same way. One I've been testing with is a PSD-100u, which seems
to respond to the attached codes.

Adrian

On Sun, Jan 31, 2010 at 12:01 AM, Ryan Bales <thinkt4nk at gmail.com> wrote:

> Yeah, I work in POS. Most wedges are supposed to send a CR after a
> successful read,  but you should be able to program them to omit the CR.
> Keep in mind the fact that most readers are programmed by vendor supplied
> barcodes. What type of reader are you using? I have access to symbol
> ls2208's and a few Magellan scanner/scale's
>
> On Jan 30, 2010 7:53 PM, "Adrian Crenshaw" <irongeek at irongeek.com> wrote:
>
> As some of you know, Mick and I are F-Ing with barcodes. I've found that
> some of the lower 32 ASCII characters are interpreted as special keys by
> barcode reading keyboard wedges. I think I'm close to doing a Ctrl+Alt+Del
> with Code 128 bar codes. I've got a test sheet up, let me know if your bar
> code readers interpret things the same way:
>
> http://www.irongeek.com/i.php?page=security/barcode-ascii
>
> On mine, Code 128 for the lower 32 seems to translate to:
>
> ASCII0[Enter]
> ASCII1[Insert][Enter]
> ASCII2[Home][Enter]
> ASCII3[Page Up][Enter]
> ASCII4[Delete][Enter]
> ASCII5[End][Enter]
> ASCII6[Page Down][Enter]
> ASCII7[Left][Enter]
> ASCII8[Backspace][Enter]
> ASCII9[Tab] [Enter]
> ASCII10[Enter][Enter]
> ASCII11[Down][Enter]
> ASCII12[Right][Enter]
> ASCII13[Enter][Enter]
> ASCII14[F1][Enter]
> ASCII15[F2][Enter]
> ASCII16[F3][Enter]
> ASCII17[F4][Enter]
> ASCII18[F5][Enter]
> ASCII19[F6][Enter]
> ASCII20[F7][Enter]
> ASCII21[F8][Enter]
> ASCII22[F9][Enter]
> ASCII23[F10][Enter]
> ASCII24[F11][Enter]
> ASCII25[F12][Enter]
> ASCII26[Up][Enter]
> ASCII27[Esc][Enter]
> ASCII28[Ctrl held][Enter]
> ASCII29[Shift][Enter]
> ASCII30[Alt held][Enter]
> ASCII31[Enter]
>
>
> I think my reader automatically puts on the ENTER key. I don't have a
> printer at home, but later I ant to rey to send
> 28
> 30
> 4
> and see what happens. Shmoocon and the barcode contest might be
> interesting?
>
> Adrian
>
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