You need to go through the OPOS setup and health check via the software that comes with the OPOS.

The OPOS setup will ask for things like the device name and port (com1, com2 etc).



>Hi,
>
>Thank for your sample code.
>BTW, besides installing the OPOS and printer
>driver, do I need to do other setup ?
>
>Not sure why my system not working with
>OPOS
>
>
>>**********************************************
>>with goapp.p_oThermal.OleOpos
>> .DeviceEnabled = .t.
>> if .open("unit1") = 0 and .Claim(1000) = 0
>> select databank
>> scan
>> lcDetail=databank.detail
>> .PrintNormal(2, allt(lcDetail) + chr(13) + chr(10))
>> endscan
>> .CutPaper(90)
>> use in databank
>> .DeviceEnabled = .f.
>> .close()
>> endif
>>endwith
>>***********************************************
>>I'm a strictly EPSON user. I down loaded their OPOS software version from their web-site. I think it's version 2.10x.
>>
>>Good luck.
>>
>>
>>>Hi,
>>>
>>>Thank for your advise, will check it out.
>>>BTW, do you had any sample for my reference
>>>
>>>The sample from the OPOS from Espon does not work
>>>for my win2k system.
>>>
>>>I also using other printer brand like Star,
>>>their OPOS does not work for me, I am at a loss.
>>>
>>>BTW, do you use Unified POS standard at http://www.nrf-arts.org/.
>>>What is the different between these two ?
>>>
>>>Due to my application not working with OPOS, we are
>>>still using the low level of communicating with the
>>>printer.
>>>
>>>
>>>
>>>
>>>>If you're using Epson TMT 88II more higher, check your firmware version. OPOS will not engage for earlier version. I think it has to be higher then version 3.14.
>>>>
>>>>Whatever devise you're using, check ythe firmware version. It's probably what's giving you trouble.
>>>>
>>>>
>>>>
>>>>>Hi,
>>>>>
>>>>>just like to check anyone using the OPOS driver
>>>>>for POS. I just can't seem to get it working.
>>>>>Hope anyone having work with it can help me
>>>>>out. Thank