So, I was scammed into buying this (if you are wondering, a yamaha portasound ps-1) for 60€. 2 and a half octaves (32 keys). I learned a bit to play simple songs and about general music theory ...
I'm currently writing a software application which creates notes on a staff, when a piano key is pressed. Unfortunately I have no background in music, and thus am finding it quite hard to get started. ...