JPH0392694U - - Google Patents

Description

[Brief explanation of drawings]

FIG. 1 is a system configuration diagram of the first embodiment of the present invention, FIG. 2 is an external view of the keyboard section, FIGS. 3 a to d are internal configuration diagrams of the main parts of the working RAM in the first embodiment, FIG. 4 is a general flowchart of the CPU, FIG. 5 is a flowchart explaining processing in ANY KEY mode performed by the CPU in the first embodiment, and FIG. 6 is a flowchart illustrating OKSTA, OK performed by the CPU in the first embodiment.
A flowchart explaining the STB generation process, FIG. 7 is an internal configuration diagram of the main part of the working RAM in the second embodiment, and FIG. 8 explains the processing in ANY KEY mode performed by the CPU in the second embodiment. Flowchart, FIG. 9 is a detailed flowchart of the ON number counting process performed by the CPU in the second embodiment, FIG. 10a
-h are internal configuration diagrams of the main parts of the working RAM in the third embodiment, and FIG. 11 is a flowchart illustrating processing in the ANY KEY mode performed by the CPU in the third embodiment. 1...CPU, 2...Program ROM, 3...Performance data memory, 4...Keyboard section, 5...Key press detection circuit,
6... Switch section, 7... Switch detection circuit, 8... Working RAM, 9... Musical tone generation circuit, 10... D/
A converter, 11...amplifier, 12...speaker.

Claims (1)

[Scope of Claim for Utility Model Registration] 1. A plurality of pitch specifying means provided for specifying the pitch and divided into a plurality of groups, and pitch information indicating the pitch of each melody note constituting the melody. a pitch information storage means for storing pitch information; a reading means for sequentially reading out the pitch information from the pitch information storage means; and a reading means for sequentially reading out the pitch information from the pitch information storage means; An electronic musical instrument comprising: a sound generation processing means for performing sound generation processing based on the pitch information read by the reading means each time the electronic musical instrument is operated from a state in which the electronic musical instrument is not played. 2. A plurality of pitch specifying means provided for specifying pitches, a pitch information storage means for storing pitch information indicating the pitch of each melody note constituting a melody, and this pitch information storage means reading means for sequentially reading out the pitch information from the plurality of pitch specifying means; An electronic musical instrument comprising: a sound generation processing means for performing sound generation processing based on the pitch information read by the reading means when the pitch information changes from a number to a second predetermined number. 3. The first predetermined number is the number of pitch specifying means that can be operated at one time with one hand, and the second predetermined number is a number larger than the first predetermined number, and
3. The electronic musical instrument according to claim 2, wherein the number of said pitch specifying means can be operated at once with both hands. 4. A plurality of pitch specifying means provided for specifying pitches, a pitch information storage means for storing pitch information indicating the pitch of each melody note constituting a melody, and this pitch information storage means reading means for sequentially reading out the pitch information from the plurality of pitch specifying means; and when the plurality of pitch specifying means are operated from a state where they have not been operated at all, or when the pitch specifying means is separated from the already operated pitch specifying means by a predetermined number or more. An electronic musical instrument characterized by comprising: sound generation processing means for performing sound generation processing based on the pitch information read by the reading means when the pitch specifying means at the position is operated. 5. The electronic musical instrument according to claim 1, 2, 3 or 4, wherein the plurality of pitch designating means are a plurality of keys.