| 摘要 |
PROBLEM TO BE SOLVED: To realize a one-key play with full of variety be generating a high tone data having an instruction data added thereto as a music sound, when the music sound corresponding to the high tone data is produced to read out the instruction data in reading out the high tone data having no instruction data added thereto. SOLUTION: A high tone data in a form having a hold mark and a release mark is registered in a song data memory 7 as well as the conventional mode of producing sound, when a one-key switch 1b is pressed, and silencing the sound, when it is released. When the high tone data with the hold mark is read in response to the on-operation of the one-key play switch 1b, the sound is lasted as it is without being silenced, even if the switching released. When the high tone data with the release mark is read out in response to the one- operation of the one-key play switch 1b, the music sound which is not lastingly produced is silenced by the same high tone hold mark as the high tone data having the release mark thereto. |
