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Sending string to port com1:
Message
 
À
23/06/2005 15:44:34
Information générale
Forum:
Visual FoxPro
Catégorie:
Contrôles ActiveX en VFP
Versions des environnements
Visual FoxPro:
VFP 6 SP5
OS:
Windows XP SP2
Network:
Windows 2000 Server
Database:
Visual FoxPro
Divers
Thread ID:
01025950
Message ID:
01026035
Vues:
25
Nothing happens...

I don´t remember where I read that comm ports can´t be opened with fopen() in VFP... (maybe in help files..)

>Have you tried fopen?
>
>lcstring = "TEST STRING"
>lnhandle = FOPEN("COM1:")
>IF lnhandle <> -1
>   FWRITE(lnhandle,lcstring,len(lcstring))
>   FCLOSE(lnhandle)
>ENDIF
>
>
>
>>Hi.
>>I need to send a string to the communications port COM1:
>>Is there any way other than adding a commcontrol to a form??
>>
>>I found a piece of code posted by Ed Rauh, (post # 12708):
>>
>>
>>DECLARE INTEGER CopyFile IN KERNEL32.DLL ;
>>   STRING @SourceFileName, ;
>>   STRING @DestFileName, ;
>>   INTEGER bFailIfExists
>>IF CopyFile(cMySourceFileName,cMyPortOrUNC,0) # 0
>>   *  It was copied
>>ELSE
>>   *  it wasn't
>>ENDIF
>>
>>
>>
>>It sends a FILE, wich makes me to write a file containing the string i want to send... by now, it works for me.. but my doubt persists.. how can I send just a string??
>>
>>Thanks in advance.
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