[Visual-devel] =?iso-8859-1?Q?Fwd:=20Re:=20Visual:=20Faq=20revisada=20y=20work=20en=20espa=F1ol?=

[Thomas H. <Tho...@we...>]

"Thomas Hergenhahn" <Tho...@we...> schrieb am 04.11.02 13:04:00:
> Hola Ruben.
> > Hi all,
> 
> > ...i've got it,  if you want, you request me and i send you.
> Yes, please
> >
> >...we have (been) working with visual and i
> > have test(ed) it.
> Did you yet test with Micrologix 1500? Allen Bradley's manual mentions only
> the Micrologix 1000 and it does not say very clearly whether this supports
> the communication command I used in the AB driver. If so, the driver should be able to
> read from PLC. If this works, I will extend it for write operations and you can test it.
> >
> > Only a questions, how we can created a new spreedsheet?
> 
> There must be a first sheet or VISUAL will not start.
> If you want an empty first sheet, make a copy of an .sht file from the work directory and
> delete all the line defining cells with some text editor.
> Another way is:
> In the spreadsheet editor, you go to the next sheet preesing the plus key or using "next sheet" 
> from the menu.
> If there is no next sheet, the editor offers you to create one. Confirm this and save the empty 
> sheet using
> F2 key or the menu entry "save".
> If your previous highest sheet number has been 8 for example, the new sheet is the file
> 9.sht in the current working directoy.
> If you want to create a new project from scratch, make a new working directory "myproject" or 
> what you like.
> 1.Copy the empty sheet to this directory.
> 2.Change the name to 1.sht because you need a first sheet to start.
> 3.Edit visual.cfg to use the new working directory.
> 4.Start VISUAL.
> The individual layout of your sheets must be done by hand editing.
> Note that you must provide a numerical cell or timed nurerical cell
> for each data word you want to read from a PLC. The PLC drivers will NEVER create cells.
> This is a safety and stability restriction, because otherwise a wrong line in the driver
> instruction list could do a lot of damage overwriting cells or eating up memory.
> You can save work using the mark and copy commands for ranges. For example, if you have 
> multiple cooling
> devices and for each you do a calculation, you can mark this and copy it multiple times.
> But this depends much on the layout of your PLC program. It's a good idea to yet store all data 
> you
> need to read in adjacent locations in the PLC's memory. Then you can transfer it as one block.
> (Limited by communication block sizes).
> It would be nice if there were a possibility to create the numerical cells from the PLC softwares
> symbol list, but as each manufacturer has it's own file format,it's not easy.
> People with lot's of time could write PERL scripts for this task...
> >
> > Other thing, we had seen in visual-devel list, and we read new messages
> > beetween Juan Carlos and you, well only say you that there aren't
> > problem for us by you included our messages in list, if you want.
> Yes, thak you, but it would be even better if you would either add visual-devel list
> to the address line of your messages
> or write directly to the list (I will get it the same moment).
> This will allow other people to follow the discussion as a thread.
> >
> > More, in a bite of days we can probed omron libraries that you send us,
> > we have wait for an omron PLC.
> Fine, but from a first look on the library I fear it can only display
> the state of the PLC and not read/write data. But if this works, I can reuse the underlying
> communication basics.
> 
> saludos
> 
> Thomas
> 

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