Re: Webobjects POS
Re: Webobjects POS
- Subject: Re: Webobjects POS
- From: Klaus Berkling <email@hidden>
- Date: Tue, 18 Jul 2017 10:47:05 -0700
A long time ago I had to interact with signature pads and hand-held scanners.
The client hardware with the peripherals ran software which exposed its
services via small http servers and could be accessed by the browser.
This implementation had some fancy trendy name which I have forgotten…sorry.
The peripheral vendor might have the right software/drivers already.
> On Jul 18, 2017, at 9:37 AM, Samuel Pelletier <email@hidden> wrote:
>
> Hi,
>
> Interfacing peripherals with web app is always a challenge. Is is even more
> with serial devices like POS printers and EMV terminals. There is basically 2
> options I see:
>
> 1- Using some sort of plugin on the web browser that would allows your code
> to access the physical world outside the browser. This create fragile setups.
>
> 2- Using either a custom build box (using raspberry Pi for example) or a
> standard serial to IP interface that would connect to your app and provide
> the interface to the serial devices and possibly any other peripherals
> required. This box is assigned some identifier liked to a user of a user
> terminal.
>
> With option 2, your server is connected to a set of real peripherals and can
> communicate with them. You need to write the server part and find a way to
> associate your connected user to it's peripherals. You also need to implement
> the protocol used by the peripheral.
>
> If your EMV terminals are IP, there is maybe a way to connect them directly
> to your server.
>
> I have done this for label printer and some dry contacts in a shop.
>
> Samuel
>
>
>> Le 14 juil. 2017 à 16:07, Michael Kondratov <email@hidden> a
>> écrit :
>>
>> Has anyone developed a POS system using WO? How were you able to integrate
>> the credit card terminals?
>>
>> Michael
>>
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Klaus Berkling
www.berkling.us <http://berkling.us/> | Photography <https://kib.smugmug.com/>
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