control my lxp15 & spx90 thru midi??

Cubase
1

i was hoping i could control my external hardware lexicon lxp15 & yamaha spx90 with cubase thru midi (or if necessary some other software from my mac??)

hope some one can tell me more about this?
can’t really find it (maybe cause i don’t know how its called)

grtz bob

2

dont know about the lxp but the spx90 may be patch select only IIRC

3

Pleas crarify, WHAT functions are you trying control on these specific species of hardware.

4

well it would be nice to control decay, delay, rev time, and it would be awesome if i could select and presets ? (but i don’t know if thats possible thru midi