JP3561973B2 - Electronic musical instrument - Google Patents

Description

[0001]
[Industrial applications]
The present invention relates to an electronic musical instrument that performs based on musical tone information stored in an external storage medium such as a magnetic disk and a memory card.
[0002]
[Prior art]
2. Description of the Related Art Conventionally, timbre information (voice data) for controlling timbre and performance information (song data) for controlling performance such as melody, accompaniment, rhythm, and the like are stored in an external storage medium such as a magnetic disk or a memory card, and played. 2. Description of the Related Art There is known an electronic musical instrument in which timbre information and performance information corresponding to a desired tune are loaded into an internal storage means of the electronic musical instrument to perform a performance.
[0003]
[Problems to be solved by the invention]
In a conventional electronic musical instrument, when performing using musical tone information stored in an external storage medium, first, an external storage medium such as a disk is mounted on the electronic musical instrument, and a panel switch is operated to transfer (load). By giving an instruction, the musical tone information stored in the external storage medium is selectively transferred (loaded) to the internal storage means of the electronic musical instrument and written therein, and further written into the internal storage means by operating the panel switch. There has been a problem that it is necessary to perform an automatic performance by performing a plurality of operations such as instructing generation of a musical tone based on musical tone information.
In particular, when a plurality of disks are prepared as an external storage medium on a stage or the like, it is necessary to pay attention to which musical sound information is read for each disk, which is a heavy burden on the user.
[0004]
Therefore, the present invention automatically loads predetermined musical tone information stored in the external storage medium into the internal storage means of the electronic musical instrument simply by attaching the external storage medium to the electronic musical instrument without performing a plurality of complicated operations. It is an object of the present invention to provide an electronic musical instrument capable of performing such operations.
Further, the present invention provides an electronic musical instrument capable of automatically executing an automatic performance based on the musical tone information loaded from the external storage medium into the internal storage means of the electronic musical instrument only by attaching the external storage medium to the electronic musical instrument. It is intended to provide.
[0005]
[Means for Solving the Problems]
In order to achieve the above object, an electronic musical instrument according to the present invention includes a mounting unit capable of mounting a storage medium storing a plurality of musical information including performance information and timbre information; a storage unit in which musical information is written; as transfer mode the music information in the storage medium are stored selectively reads and writes to the storage means, having at least transferring means and a transfer mode for transferring a transfer mode and the performance information and tone color information to be transferred only performance information And a tone generating means for generating a tone based on the tone information written in the storage means, and a control means for generating control data for instructing an operation when the storage medium is mounted on the mounting means. wherein the transfer means, when said storage medium is attached to the mounting means is detected, instruction is by the control data generated from said control means Selectively reads the performance information and tone color information constituting the music information automatically from the storage medium in accordance with the transfer mode, in which as to write in the storage means.
[0006]
In the electronic musical instrument, the plurality of storage media as a storage medium is provided, may also be different control data for each storage medium in the control means is generated, automatically automatic performance to the control data Data for instructing whether or not to start, and according to the data, following the writing of the tone information read out from the storage medium to the storage means, the performance information in the written tone information is written. , The musical tone generating means may generate a musical tone and start an automatic performance.
[0007]
[Action]
According to the present invention, the tone information is automatically loaded from the external storage medium such as a disk to the internal storage means of the electronic musical instrument when the external storage medium is mounted on the electronic musical instrument, so that complicated operations are not performed. Necessary musical sound information can be stored in the internal storage means of the electronic musical instrument.
Also, when the external storage medium is loaded into the electronic musical instrument, the musical information is automatically loaded from the external storage medium such as a disc into the internal memory of the electronic musical instrument, and then the automatic performance is performed based on the loaded musical information. The automatic performance can be automatically executed simply by attaching an external storage medium such as a disk to the electronic musical instrument without performing a plurality of complicated operations.
[0008]
【Example】
FIG. 1 is a block diagram showing the configuration of an electronic musical instrument according to an embodiment of the present invention.
In FIG. 1, reference numeral 1 denotes a microcomputer (CPU) for executing a program to control panel switch processing, tone setting, generation of a tone signal, etc., and 2 a control program area storing a program executed by the CPU 1; A ROM (Read Only Memory) composed of areas and the like, a first internal memory (RAM1: Ramom Access Memory) composed of an area for storing a plurality of pieces of performance data composed of song data and voice data, and a ROM 4 for executing a program A second internal memory (RAM2) comprising a work area to be used, a setup data area, a voice area for storing a tone set by the user, a backup power supply for backing up the second internal memory 4 (RAM2), a backup power supply 6 Stores music information Is a disk drive that drives the part disc 7 (DD).
[0009]
Further, reference numeral 8 denotes a display unit 8-1 composed of a liquid crystal or the like on which various information is displayed, and a panel unit composed of a switch unit 8-2 for selecting a display screen or a mode. A sound source that generates a tone waveform signal, a filter unit that changes a harmonic ratio of the tone waveform signal generated from the sound source with desired characteristics, an envelope control unit that changes an amplitude envelope of the tone waveform signal to a desired characteristic, a tone waveform signal A tone generation unit (TG) 11 including an effect imparting unit for imparting effects such as reverb and tremolo, and a volume level control unit for changing and controlling the mixing ratio and total volume of each musical tone waveform signal. The sound system (SS) 12 converts the tone signal into an analog signal, and amplifies and emits the sound signal. A bus.
[0010]
In the electronic musical instrument configured as described above, when the auto load flag in the setup data stored in the second internal memory 4 (RAM 2) backed up by the backup power supply 5 is set to “ON”, When an external disk 7 in which tone information is stored in the electronic musical instrument is mounted on the electronic musical instrument, the CPU 1 controls the DD 6 to read the autoload data from the external disk 7 and store the tone information specified by the autoload data in the external disk 7. Read from. The read musical sound information is automatically stored in the first internal memory 3 (RAM1) under the control of the CPU1.
When the mode of the electronic musical instrument is designated as the automatic performance mode by the auto load data, the tone generation is performed based on the performance data in the tone information automatically loaded into the first internal memory 3 (RAM1). The section (TG) 10 generates a tone signal, and the reproduced tone is automatically generated from the sound system 11.
The user can arbitrarily set the auto load flag by operating the switch unit 8-2 while watching the display screen of the display unit 8-1 of the panel unit 8.
[0011]
Next, FIG. 2 shows a memory map of each of the ROM 2, the first internal memory 3 (RAM1), and the second internal memory 4 (RAM2).
FIG. 2A is a memory map of the ROM 2, which includes a control program area of the CPU 1, a preset voice PV area, and other data areas.
FIG. 2B is a memory map of the first internal memory 3 (RAM1), which includes song data SD1, SD2, SD3... Area, voice data VD1, VD2, VD3. It is composed of The tone data for a plurality of tones corresponding to the song data SD1 is the voice data VD1, and the song data SD1 and the voice data VD1 constitute performance data for one song.
[0012]
FIG. 2C is a memory map of the second internal memory 4 (RAM2). The work area WA of the CPU 1 and the setup data SU area including an auto load flag used when the external disk 7 is mounted on the electronic musical instrument. , A voice data VD0 area as tone data for a plurality of tone colors set by the user, and other data areas.
Note that, in the tone color specification in each song data SDi, the preset voice data PV or the voice data VD0 stored in the RAM 2 can be specified and used instead of the corresponding voice data VDi.
Further, when the external disk 7 is mounted on the electronic musical instrument, the auto load flag (ALF) is read from the backed up setup data SU area of the RAM 2, and the instruction of the auto load flag in the setup data SU is automatically loaded. In this case, the performance data specified by the auto load data (ALD) stored in the external disk 7 is read from the external disk 7 and written into the RAM 1 as shown in FIG. This process is executed under the control of the CPU 1.
[0013]
Next, a flowchart of the main routine of the CPU 1 is shown in FIG.
This main routine is started when the power of the electronic musical instrument is turned on. Initial settings such as resetting of various registers are performed in step S10, and whether or not the external disk 7 is mounted on the electronic musical instrument is determined in step S20. Detected. Here, if it is detected that the external disk 7 is not mounted, the process proceeds directly to step S50, but if it is detected that the external disk 7 is mounted on the electronic musical instrument, the internal memory 4 ( It is detected in step S30 whether or not the auto load flag (ALF) in the setup data area of the RAM 2) is set to "1". If the ALF is "0", the process directly proceeds to step S50, but if the ALF is detected as "1", an auto-load process described later is executed in step S40.
[0014]
Next, key processing such as key press detection is performed in step S50, and mode switch (SW) processing is performed in step S60. In this mode switch processing, the state of each mode switch provided on the panel unit 8 is detected, and the mode number corresponding to the operated mode switch is set as the operation mode (OM). However, when none of the mode switches is operated, the value of the operation mode (OM) set in the past is held.
If the mode is set to "0", the process branches to step S80 in step S70 to execute the song processing. Similarly, if the mode is set to "1", the process branches to step S90 to execute the voice processing. Similarly, if the mode is set to "2", the process branches to step S100 to execute the setup process. Similarly, if the mode is set to "3", the process branches to step S110 to perform other processes (such as disk processing). ) Is executed.
[0015]
In the song processing executed in step S80, performance data editing processing, which is processing related to the sequencer, is performed, and performance data for each music piece is copied, partially deleted, and pitches are corrected. In this mode, selection of a song, setting of various parameters, and setting of pointers for play and edit are also executed. In the voice processing executed in step S90, tone color editing such as selection of voice data is performed. Further, in the setup process executed in step S100, setting of a MIDI (Musical Instrument Digital Interface) reception channel and the like are performed.
[0016]
Furthermore, in the other processes (disk processing, etc.) of step S110, the performance data created in mode "0" and the voice data created in mode "1" are saved to the external disk 7, and the data from the external disk 7 Loading is performed. In this case, only the performance data of one song, only the song data constituting the performance data, and the performance data of all the songs can be designated and saved. Further, a process for setting various parameters required at the time of an auto load described later is also performed.
When the execution of the processes in these modes is completed, the process proceeds to step S120 to execute other processes. In the other processes, an automatic performance / automatic accompaniment process is performed, and the process returns to step S50 and returns to step S50 to step S50. The process of S120 is performed in a cyclic manner.
[0017]
Each of the routines of the modes “0” to “3” includes an event routine of “parameter input” for designating a parameter related to the mode and setting the numerical value. As this parameter, one of the song data SD in the song processing mode, the voice data VD in the voice processing mode, and the parameter in the setup data SU in the setup mode is specified.
The other processes executed in step S120 can be executed regardless of the operation mode (OM).
[0018]
Next, FIG. 4 shows a flowchart of an auto load switch (SW) event routine executed when the auto load switch provided on the panel section 8 is operated.
When this routine is started by operating the auto load switch, the inverted ALF is set to the ALF in step S200, "ON" and "OFF" are displayed on the display section 8-1 according to the ALF, and the routine ends. I do.
As described above, every time the auto load switch is operated, the ALF is inverted, "1" and "0" are set alternately, and "ON" and "OFF" are displayed alternately.
[0019]
FIG. 5 shows a flowchart of a disc insertion event routine executed when the disc 7 is inserted into the electronic musical instrument.
When the external disk 7 is mounted on the electronic musical instrument, this routine is started. In step S300, the directory of the external disk 7 is read and displayed on the display unit 8-1. Next, the auto load data (ALD) stored in the external disk 7 is read in step S310, and when the auto load flag (ALF) is detected as “1” in step S320, the auto load processing is performed in step S330. And this routine ends. If it is detected in step S320 that the auto load flag (ALF) is not "1", this routine ends.
As described above, the auto load process is executed not only when the power is turned on, but also every time the external disk 7 is mounted on the electronic musical instrument.
[0020]
Next, FIG. 6 shows a flowchart of an autoload setting event routine for setting various parameters required at the time of autoloading according to the operation of the switch section 8-2 provided on the panel 8.
When the auto load setting event routine is started, it is detected in step S400 whether or not the external disk 7 is mounted on the electronic musical instrument. If the external disk 7 is not mounted, this routine ends as it is. When it is detected that the external disk 7 is mounted on the electronic musical instrument, various auto load (AL) parameters are set in step S410. Next, the auto load data (ALD) file in the external disk is rewritten by the set AL parameter, and this routine ends.
[0021]
The auto load data (ALD) includes a type of the file to be automatically loaded (LFT), a number of the file to be automatically loaded (LFN), and song number designation information for designating one of the loaded song data. Play instruction information for instructing whether or not the reproduced song data is to be reproduced, song chain information for designating a performance order of a plurality of songs, voice number designation information for designating a tone to be played, device number, transmission / reception on / off, MIDI setup information for specifying various conversion tables, transmission / reception filters, etc., master tuning setting information for adjusting basic pitch, note shift information for instructing transposition, and controller assignment for indicating to which MIDI control number the controller is assigned. Various setting information when executing auto load of information etc. It is constructed from.
[0022]
In addition, "0" to "2" are set as the LFT, and when the LFT is set to "0", a file in which the information of the song data SD and the voice data VD for one designated song is recorded is automatically loaded. When set to "1", a file in which information of the song data SD for one designated song is recorded is automatically loaded, and when set to "2", the voice data VD for a plurality of designated songs is stored. A file in which information of the song data SD is recorded is automatically loaded.
The file number n set as the LFT is a number indicating an individual file among the files specified by the LFT.
It should be noted that a plurality of files may be designated and automatically loaded.
[0023]
Next, FIG. 7 shows a flowchart of the auto load process.
When the power is turned on, the external disk 7 is mounted on the electronic musical instrument, and the auto load process is started, the file specified by the auto load (AL) by the LFT and LFN in the already read ALD is read. It is read in at step S500, and then other autoload (AL) setting processing specified by parameters excluding LFT, LFN, song number information, and play instruction information is executed at step S510. Subsequent processing is processing performed based on the set song number information and play instruction information.
[0024]
That is, it is detected in step S520 whether or not a song number has been designated, and if it is detected that the song number has been designated, preparation for reproduction of the song with the designated number is made in step S530 in preparation for play. Be executed.
Therefore, when it is detected in step S540 that the play is instructed by the play instruction information, the reproduction of the prepared song is executed in step S550. In this case, the musical sound is generated by the musical sound generator 10 and supplied to the sound system 11 to be generated. Then, if the song number is specified, this process ends as in the case where it is not detected in step S520.
[0025]
As described above, in the present invention, whether or not to perform automatic loading is set in the second internal memory, and control data indicating which file is to be loaded, whether or not to play immediately after loading, and the like are attached . Set to a storage medium that can be used. When the storage medium is mounted on the electronic musical instrument while the power of the electronic musical instrument is turned on, the detection is performed when the storage medium is mounted, and the specified data is loaded from the storage medium according to the setting. The operation based on the loaded data is performed. Therefore, the performance based on the data stored in the storage medium can be performed only by attaching the storage medium to the electronic musical instrument without performing a complicated operation.

[0026]
Further, when the storage medium is mounted on the electronic musical instrument in a state where the power of the electronic musical instrument is turned off, the mounting of the storage medium is detected when the power of the electronic musical instrument is turned on. Loads specified data and performs operations based on the loaded data. Therefore, as described above, the performance based on the data stored in the storage medium can be performed only by attaching the external storage medium to the electronic musical instrument without performing a complicated operation.
If different control data is stored for each storage medium, the control means can perform different control based on the control data when the control data is read from the storage medium, and can perform automatic loading for each storage medium. Embodiments can vary.
[0027]
【The invention's effect】
As described above, the present invention automatically loads the tone information from the external storage medium such as a disk to the internal storage means of the electronic musical instrument when the external storage medium is mounted on the electronic musical instrument. Necessary musical tone information can be stored in the internal storage means of the electronic musical instrument without any need.
Also, when the external storage medium is loaded into the electronic musical instrument, the musical information is automatically loaded from the external storage medium such as a disc into the internal memory of the electronic musical instrument, and then the automatic performance is performed based on the loaded musical information. The automatic performance can be performed simply by attaching the external storage medium to the electronic musical instrument without performing a plurality of complicated operations.
Further, in the embodiment of the present invention, only the second internal memory is backed up. However, since the storage capacity is small, the backup can be performed without using a large-capacity battery or a capacitor. Can be minimized.
[Brief description of the drawings]
FIG. 1 is a block diagram illustrating a configuration of an electronic musical instrument according to an embodiment of the present invention.
FIG. 2 is a diagram showing a memory map of a ROM and an internal memory according to the present invention.
FIG. 3 is a flowchart of a main routine of the electronic musical instrument of the present invention.
FIG. 4 is a flowchart of an auto load switch-on event routine of the electronic musical instrument of the present invention.
FIG. 5 is a flowchart of a disc insertion event routine of the electronic musical instrument of the present invention.
FIG. 6 is a flowchart of an auto load setting event routine of the electronic musical instrument according to the present invention.
FIG. 7 is a flowchart of an automatic loading process of the electronic musical instrument of the present invention.
[Explanation of symbols]
1 CPU, 2 ROM, 3 first internal memory (RAM1), 4 second internal memory (RAM2), 5 backup power supply, 6 disk drive, 7 external disk, 8 panel unit, 8-1 display unit, 8-2 switch Part, 9 keyboard, 10 tone generator, 11 sound system, SD song data, VD voice data, ALF auto load flag, OM operation mode, ALD auto load data, LFT load file type, LFN load file number

Claims (3)

Mounting means capable of mounting a storage medium storing a plurality of musical tone information comprising performance information and tone color information ;
Storage means for storing musical tone information;
As the transfer mode for writing to said storage means selectively reads the musical tone information stored in the storage medium, the transfer having at least a transfer mode for transferring a transfer mode and the performance information and tone color information to be transferred only performance information Means,
Tone generating means for generating a tone based on the tone information written in the storage means,
Control means for generating control data for instructing an operation when the storage medium is mounted on the mounting means,
The transfer means automatically detects a tone from the storage medium in response to a transfer mode instructed by the control data generated by the control means when it is detected that the storage medium is mounted on the mounting means. An electronic musical instrument characterized in that performance information and timbre information constituting information are selectively read out and written into the storage means. It said storage plurality of storage media are provided as a medium, an electronic musical instrument according to claim 1, wherein the different control data for each storage medium in said control means, characterized in that it is generated. The control data includes data for instructing whether to automatically start automatic performance or not, and according to the data, following the writing of the tone information read from the storage medium to the storage unit, 3. The electronic musical instrument according to claim 1, wherein the musical tone generating means generates a musical tone based on the written performance information in the musical tone information and starts an automatic performance.

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