A86: help with 16-bit vars

Can anyone tell me how to load a 16-bit variable into af like this:

ld af,var

var:

.db 0,0

I want it so that a contains the first byte and f contains the second byte. Is that possible?? Also, why can't I say "ex a,f"??

Thanks,

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Jbrett
tbarwick@esn.net
http://ww2.esn.net/~tbarwick
I just added a TI-86 page, Check it out!!!