Yes, you can use an external DLL file. See help for the Declare
statement. Note that VBA can call only functions compiled with
the __stdcall directive. Otherwise, you get a "Bad Calling
Convention" error.


--
Cordially,
Chip Pearson
Microsoft MVP - Excel
Pearson Software Consulting, LLC
www.cpearson.com


"Chiwa" wrote in message
...
Hey,

Can I use an external dll in a excel-macro?

Greetz

Chiwa