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>So realy what I'm wondering is how easy / practical is it to add Bar coding and a Till functionality to the App.
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Gerard,
Extremely easy. Most tills have the ability to run off a serial port. Just send the till-specific hexadecimal code out the serial port and, as they say, ka-ching. < g >
There are several ways to read in bar codes. The simplest is to get what is usually called a "wedge". It's a device that sits between your keyboard and computer and when an item is scanned it sends the code (and a carraige return typically) to the computer. This requires some coordination programatically but it's been does literally millions of times by now.
You can get more sophisticated from there.
Best,
Best,
DD
A man is no fool who gives up that which he cannot keep for that which he cannot lose.
Everything I don't understand must be easy!
The difficulty of any task is measured by the capacity of the agent performing the work.