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Thanks for this info mate!
I'll have a wee look at this and keep you posted on how I get on..

again many thnx!

Hi, thx for reply!
At present I have connected successfully an 8 relay USB type board to pc.
So I guess that any type of programming involving either 232 or USB really,

Cheers again mate..

I've an interest in learning how to write my own programme to operate electrical relays, motors etc.
I'm sure there are lots of ready made applications etc... but I would like to be able to add in...