Hi, Welcome to the Forum josephadams !
Here are all important links:
http://lmms.io/forum/viewtopic.php?f=1&t=4740
-A few rules and useful forum instructions
In this chapter we describe how to connect midi perihelia to LMMS. Do report back about the sussess, i will also like to know your OS and lmms version, in order to add your devise to our DBhow I can hook up my Emedia Piano it has one midi port
https://lmms.io/wiki/index.php?title=Using_MIDI