Abstract: The present invention discloses a kind of electronic organ with free-combined keys and the method to realize free combination of key groups. The electronic organ comprises host processor and key groups. The method includes steps: S1, Connect freely combined key groups to the electronic organ; S2, The host processor obtains the number of the key groups, address information and locations of keys in key groups; S3, The host processor sets the function or scale for each key according the number of key groups, address information and locations of keys in key groups. The present invention realizes free combination and disassembly of key groups by a method recognizing the free-combined key groups. It makes miniaturization and portability of electronic organ possible and strengthens user experience. Its structure is simple and it brings good economic and social benefits. The present invention can be applied to a variety of electronic organs.

Abstract: The present invention discloses a kind of electronic organ with free-combined keys and the method to realize free combination of key groups. The electronic organ comprises host processor and key groups. The method includes steps: S1, Connect freely combined key groups to the electronic organ; S2, The host processor obtains the number of the key groups, address information and locations of keys in key groups; S3, The host processor sets the function or scale for each key according the number of key groups, address information and locations of keys in key groups. The present invention realizes free combination and disassembly of key groups by a method recognizing the free-combined key groups. It makes miniaturization and portability of electronic organ possible and strengthens user experience. Its structure is simple and it brings good economic and social benefits. The present invention can be applied to a variety of electronic organs.