a nice program for interacting with midi periferials

用易语言写的一个能弹钢琴的小程序，还能自己加谱，让电脑弹-With easy language to write a small program to play the piano, but also add their own spectrum, computer shells

一款功能强大的基于midi的电子琴程序，并附有源代码-A powerful midi keyboard program with source code

The source program that shows an example of creating a program for tuning musical instruments. The program analyzes the sound of the instrument , the perceived microphone or sound card laptop , and draws a range of sound. Rotate the peg string instru