Rslgix 5000 UDT array limits

rpmducatiman

Member
Join Date
Mar 2011
Location
Pensacola
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1
I am trying to use the (rslogix 5000 )compact flash demo code to write some data to a compact flash card. The problem i am having is when i try to increase the size of the (UDT) CF_File_Structure.Data (SINT array)beyond 65000 , i get an error "the size of the array on the data type is invalid..." so there seems to be a limit on arrays defined as members of a UDT that is not the same as the limit on a simple data type.. so far i have been unable to confirm what the limits are .. can anyone help?

thanks
rich
 
An embedded array (of any type) size limit is 65535 elements.

Don't know why .....

I tried this with the .Data array defined as STRING[65535], it worked, and the data-type size was over 5MB !!
 
Last edited:

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