| 摘要 |
PURPOSE:To confirm all playing information on a display device without player' s operation by repeatedly displaying playing information with plural picture data. CONSTITUTION:A MIDI interface 11, a display device 12, an operator 13, a sound source circuit 14, and a picture memory 15 are connected to a microcomputer 10. A keyboard 2 and an automatic player 3 are connected to the MIDI interface 11. The sound source circuit 14 inputs a generated musical sound waveform signal to a sound system 4. MIDI data display pictures stored in the picture memory 15 are successively switched and displayed on the display device 12. The operator 13 inputs a parameter to determine the musical sound waveform, and the inputted parameter is sent to the sound source circuit 14. |
