On Tue, 29 Nov 2005 05:15:28 GMT, Rosco wrote:
Is VB The answer? Not always.
>I am setting up a friends bar point of sale system, but am having
>problems getting the cash drawer to pop. The software I use will not
Software you wrote / software you purchased? Big difference.
If purchased ask the supplier, checking it's compatiable with XP of
course.
>properly send raw data to the com1 port. It's a dos based program,
No one else can do stuff like that, OTOH maybe that's why lots of
programming tools have DLLs and built in library routines for accessing
ports. Many of these DLLs can often be bought a low cost.
>normally I would overcome this by writing the command in a batch file,
>but the program effects the command prompt somehow in XP. The problem
That's a bit vague.
>is a known problem and only occurs on NT/XP basically i am looking for
Glad you know it's a known fault, saves anyone else guessing.
>some program that can send a CTRL+@ to the com1 ( a string of zeros
>that must exceed 10 miliseconds). This program can not require input
>to porperly function with the pos software. It needs to open, send the
Ask in one of the many programming newsgroups, use a search engine to
find a DLL you can use.
1 example of many
http://www.wcscnet.com/CdrvNBro.htm
Some suggested groups maybe ,
comp.lang.basic.visual
comp.lang.basic.visual.3rdparty
comp.lang.basic.visual.announce
comp.lang.basic.visual.database
comp.lang.basic.visual.misc
comp.lang.clipper.visual-objects
comp.lang.visual
comp.lang.visual.basic
>string, and then terminate, it also needs to be windows based, not dos.
>Does anyone know of such a program or can someone suggest someone who
>could write this simple program at a low cost?
Buy a working EPOS package, any half decent package should let you
define the till control data strings / functions.
Me