JPH05210384A - Electronic musical instrument - Google Patents

Abstract

(57) [Summary] [Purpose] The setting status related to the blind operator,
(EN) Provided is an electronic musical instrument that can be easily checked without releasing the blind state. A blinder means for blinding a predetermined operator on an operation panel surface so as not to be exposed on the panel surface, a display instructing means for instructing a display of a setting status of the operator blinded by the blinder means, and a display instructing means. And a display unit for displaying the setting status of the blind operator according to the instruction by the user.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an electronic musical instrument, and more particularly to an electronic musical instrument in which a predetermined operator is blinded so as to facilitate operation on an operation panel surface having a large number of operators. The present invention relates to making it possible to easily check the setting status of an operator without having to release the blind state.

[0002]

2. Description of the Related Art In electronic musical instruments such as electronic organs and electronic pianos, a large number of operators such as switches and sliders are generally provided on the operation panel surface in order to control various kinds of functions. However, since the appearance of the operation panel surface with a large number of controls is complicated,
Particularly, for a beginner, the operation on the operation panel surface becomes very complicated and difficult. Therefore, for example, in Japanese Patent Publication No. 62-7559, a lid-shaped blind that can be opened and closed in a pivoting manner is provided on the operation panel surface, and an operator that is relatively infrequently used is closed by closing the blind when unnecessary. A blind electronic musical instrument is disclosed. By blinding the relatively infrequently used controls, the number of controls exposed on the control panel surface and exposed to the performer (user) is reduced, and the control panel surface is simplified. , The operation can be facilitated.

[0003]

However, in the conventional electronic musical instrument of this type, the blinder is opened every time the operator tries to confirm the setting status of the operator blinded by the blinder. It was very troublesome because I had to check the setting status of the child.

The present invention has been made in view of the above points, and an object of the present invention is to provide an electronic musical instrument capable of easily confirming the setting status of a blind operator without having to release the blind status. is there.

[0005]

In order to solve the above-mentioned problems, an electronic musical instrument according to the present invention is provided with a blinder means for blinding a predetermined operator on an operation panel surface so as not to be exposed on the operation panel surface, and the blinder means. Display instruction means for instructing to display the setting status of the operation element blinded by, and display means for displaying the setting status of the blind operation element in accordance with an instruction from the display instruction means Is.

[0006]

The blinder means blinds a predetermined operator, such as an operator less frequently used than other ones, out of a large number of operators provided on the operation panel surface. The number of operators exposed to the back can be reduced and the operation on the operation panel surface can be facilitated. The display instructing means gives an instruction to display the setting status of the operator blinded by the blinder means based on the display instruction operation by the player. The display means displays the setting status of the blind operator according to the instruction from the instruction means. In this way, according to the present invention, it is possible to easily confirm the setting status related to the blind operator, without the need to release the blind state.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described in detail below with reference to the accompanying drawings. 1 is a block diagram showing the overall configuration of an electronic musical instrument according to an embodiment of the present invention. In this embodiment, the control of the entire electronic musical instrument is performed by a microcomputer including a CPU (central processing unit) 2, a program ROM 3, a data and a working RAM 4. This microcomputer has a keyboard circuit 6, a panel circuit 8, a display circuit 9, and a tone generator circuit 1 via a data and address bus 5.
0, tempo oscillator 11 and the like are connected.

The keyboard circuit 6 is provided corresponding to a keyboard KB having a plurality of keys for designating the pitch of a musical tone to be generated, detects a key depression on the keyboard KB, and presses the depressed key. A key code or the like indicating is output. The panel circuit 8 is
It is provided corresponding to various operators in the operation panel 12 for setting the tone color, volume, pitch, effect, etc. of a musical tone to be generated, and outputs operation data according to the operation for each operator. Based on the operation data, the display circuit 9 can display the setting status of various operators on a display 13, which is, for example, an LCD (liquid crystal display). The tone generator circuit 10 is capable of generating a tone signal on each of a plurality of channels based on various data such as the key code, the operation data, and the like input via the data and the address bus 5. Sound source circuit 1
The tone signal generated at 0 is D / A converted and then acoustically sounded through the sound system. Tempo oscillator 11
Outputs a clock pulse for counting time intervals for various processes and setting a tempo for automatic performance.

FIG. 2 shows an example of a performance operation section provided with the keyboard KB, the operation panel 12 and the display 13 in this electronic musical instrument. A large number of various operators 15 such as switches and sliders are provided on the surface of the operation panel 12, and a display 13 is integrally incorporated. Of the operators 15, the ones arranged above the display 13 (above in the figure) are low-frequency operators 15a which are less frequently used than others.
A blinder 16 is attached further above the row of the low-frequency operators 15a via a hinge or the like. The blinder 16 is a blind that closes the low-frequency operators 15a so as not to be exposed on the surface of the operation panel 12. The position (the position indicated by the chain double-dashed line) and the low-frequency operator 15a are attached to the operation panel 12.
It is rotatable between an open position (position shown by a solid line) exposed on the surface of. With such a blinder 16, the operator 15a can be blinded when it is not necessary to operate the low-frequency operator 15a and the appearance of the surface of the operation panel 12 can be simplified, so that the operation can be facilitated.

The low frequency operator 15a to be blinded by the blinder 16 includes, for example, a plurality of function switches displaying "F1" to "10". Among these function switches, a split point setting switch labeled "F1" (hereinafter referred to as "F1 switch") is a high-pitched tone in a split performance in which two types of tones are played in a high tone portion and a low tone portion of a keyboard KB. This is for setting a key that serves as a boundary between the bass part and the bass part. Also, the foot switch function setting switch (hereinafter referred to as the F2 switch) displayed as "F2" sets one of the functions such as rhythm start / stop and harmonization on / off to the foot switch. It is for. In addition, "F
The transpose setting switch labeled "3" (hereinafter referred to as the F3 switch) is for setting the transposition width. The display circuit 9 is a low-frequency operator 1.
When 5a is blinded by the blinder 16, the setting relating to the specific low-frequency manipulator 15a is not required even if the blind state is not released, that is, the blinder 16 is not rotated from the closed position to the open position. A screen showing the situation can be displayed on the display 13. In this embodiment, it is assumed that the specific low-frequency operators 15a whose setting status is to be displayed are only the F1 switch, the F2 switch, and the F3 switch. Further, a screen (illustrated in (a) of FIG. 5) showing the setting status related to the F1 switch is page 1, and a screen (illustrated in (b) of FIG. 5) showing the setting status related to the F2 switch
Is referred to as page 3 on the screen showing the setting status of the F3 switch (illustrated in FIG. 5C). Further, a predetermined normal screen (not shown) displayed when the pages 1, 2, and 3 are not displayed is referred to as page 0. The page number displayed on the display 13 is stored in the page number register PAGE prepared in a predetermined area of the data and working RAM 4.

Further, page switching switches 18a and 18b for switching the page displayed on the display 13 to a desired one of the pages 1, 2 and 3 are provided adjacent to the display 13. ..
The page change switch 18a sequentially changes the pages in the directions of pages 1, 2, 3, 1, 2, and 3,
The page change switch 18b is used for pages 3, 2, 1,
It is for sequentially switching in the directions of 3, 2, and 1.
In addition, the switch 19 is displayed with "-" and "+".
Is a switch for changing the set value on the page displayed on the display 13. The set value is changed to the minus direction by the "-" switch 19 and the set value is changed to the plus direction by the "+" switch 19. be able to. Further, the manipulator indicator 17 formed of a 7-segment light emitting diode or the like indicates a manipulator related to the page displayed on the display 13.

Next, an example of processing executed by the CPU 2 will be described with reference to the flowcharts shown in FIGS. In the main routine of FIG. 3, after a predetermined initial setting, panel processing, keyboard processing, and other processing routines are repeated. In the panel processing, the operation panel 12
Each operator is scanned to detect ON / OFF of the operator, and various processing is performed based on the detection. In the keyboard processing, each key switch in the keyboard circuit 6 is scanned to detect ON / OFF, and key-on event processing or key-off event processing is performed based on the detection. The CPU 2 executes the panel process shown in FIG. 4 every time the page changeover switches 18a and 18b are pressed in the main routine.

That is, first, the page changeover switch 1
When 8a is pressed, the page number register PAGE
Whether or not the current value of is 3 (step 2
0). If the determination result is NO, add 1 to the value of the page number register PAGE (step 2
1) After that, a page having a number corresponding to the latest value of the page number register PAGE is displayed on the display 13 (step 22), and other necessary panel processing is performed (step 23). The determination result in step 20 is Y
If ES, that is, the current value of the page number register PAGE is 3, the value of the page number register PAGE is changed from 3 to 0 (step 24), and then the number corresponding to the latest value of the page number register PAGE is set. The normal screen of page, that is, page 0 is displayed (step 22).

When the page change switch 18b is pressed, it is determined whether the current value of the page number register PAGE is 0 (step 25). If the determination result is YES, the value of the page number register PAGE is changed from 0 to 3 (step 26), and then the page of the number corresponding to the latest value of the page number register PAGE,
That is, the screen of page 3 is displayed (step 2
2). If the determination result in step 25 is N0, that is, if the current value of the page number register PAGE is not 0, 1 is added from the current value of the page number register PAGE.
Is subtracted (step 27), and then the page having the number corresponding to the latest value of the page number register PAGE is displayed (step 22).

Further, two page changeover switches 18 are provided.
When a and 18b are pressed simultaneously, the value of the page number register PAGE is set to 0 (step 28), and page 0
The normal screen is displayed (step 22).

Next, an example of the operation of the electronic musical instrument according to the present invention will be described. In the initial state, it is assumed that the value of the page number register PAGE is 0. For example, when the performer wants to confirm the setting status of the F1 switch, he or she pushes one of the page changeover switches 18a and 18b. At this time, when the page change switch 18a is pressed, the value of the page number register PAGE is changed from 0 to 1, and the screen of page 1 as shown in FIG. 5A is displayed on the display 13, for example. In this screen,
The setting contents are shown in the upper part and the setting situation is shown in the lower part.
When the page change switch 18b is pressed, first, the value of the page number register PAGE is changed from 0 to 3
The display 13 is switched to, for example, (c) of FIG.
The screen of page 3 as shown in (the setting contents are shown on the left side and the setting status, that is, the width of the transposition is shown on the left side in this screen). Press the switch 18b. By thus pressing the page changeover switch 18b three times in total, the value of the page number register PAGE finally becomes 0 to 3 from the initial value.
Then, the screen of page 1 is displayed on the display 13 as desired. Immediately after that, in order to check the setting status of the F2 switch for setting the foot switch function, the page change switch 18a may be pressed once. As a result, the value of the page number register PAGE is switched from 1 to 2, and the display 1
A screen of page 2 as shown in FIG. 5B is displayed in 3. In this screen, the setting contents are shown in the upper row and the function of the foot switch set in the lower row is shown.

The present invention is not limited to the rotary type blinder, but may be applied to an electronic musical instrument which employs a slide type blinder or other type of blinder. Further, in the above-described embodiment, only the setting status related to the split point setting switch, foot switch function setting switch, and transpose setting switch is displayed, but the setting status related to other low-frequency operators to be blinded is displayed. It goes without saying that it may be displayed.

[0018]

As described above, according to the present invention, the setting status of the blind operator is appropriately displayed by the display means, so that the setting status of the blind operator is changed to the blind state. It has an excellent effect that it can be easily confirmed without releasing it.

[Brief description of drawings]

FIG. 1 is a block diagram showing the overall configuration of an electronic musical instrument according to an embodiment of the present invention.

FIG. 2 is a schematic plan view showing a performance operation unit of the electronic musical instrument according to the embodiment.

FIG. 3 is a flowchart showing an example of a main routine executed by the CPU in FIG.

FIG. 4 is a flowchart showing an example of panel processing executed by the CPU in FIG.

FIG. 5 is a diagram for explaining an example of the operation of the electronic musical instrument according to the embodiment.

[Explanation of symbols]

2 ... CPU, 3 ... Program ROM, 4 ... Data and working RAM, 8 ... Panel circuit, 9 ... Display circuit, 13 ... Display, 16 ... Blinder, 18
a, 18b ... Page changeover switch

Claims (1)

[Claims] 1. A blinder means for blinding a predetermined operator on the operation panel surface so as not to be exposed on the operation panel surface, and a display instruction for instructing to display a setting status of the operator blinded by the blinder means. An electronic musical instrument comprising: a display unit and a display unit that displays a setting status of the blind operator according to an instruction from the instruction unit.