JPH08234896A - Data output device - Google Patents

Abstract

PURPOSE: To provide the data output device which can be made multi-functional without enlarging the body of the device. CONSTITUTION: Plural pressure-sensitive sensors are arranged in a matrix manner on the lower surface side of a body sheet 4 provided at the body 1 of the device and corresponding to outputs from the respective pressure-sensitive sensors, the contact position on the body sheet 4 can be detected. At the upper edge part of the body sheet 4, a sheet fixing and kind recognition part 5 is provided. The sheet fixing and kind recognition part 5 is provided with a mechanism for crimping and fixing the terminal parts of a sheet arranged on the body sheet 4 and a sensor for detecting the kind of the fixed sheet. On the other hand, plural kinds of sheets such as a keyboard sheet, on which a keyboard is printed, are prepared as the sheet to be selectively mounted on the body sheet 4. When the keyboard sheet is arranged on the body sheet 4 and pressed with a manipulator 8, for example, musical interval data corresponding to that pressed position are read out and sounded and music is produced through a speaker 2.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a data output device which outputs data in response to an operation.

[0002]

2. Description of the Related Art Conventionally, for example, an electronic musical instrument has been known as a device for generating data in response to an operation. The electronic musical instrument is provided with a keyboard and pads, and when the keyboard is operated, pitch data is generated, and generation of a musical tone corresponding to this pitch data is instructed. When the pad is tapped, volume data corresponding to the pressure at the time of tapping is generated, and generation of sound is instructed at the volume indicated by the volume data.

[0003]

As described above, in an electronic device such as an electronic musical instrument, a predetermined data generation function is assigned to each operator, and data corresponding to the assigned function is generated. To do. Therefore, the device body in which each operator is arranged functions only as a dedicated device that generates predetermined data in response to an operation, and the device body cannot be used in a multi-functional manner. Of course, if a plurality of types of operating elements are provided and data is generated according to the type of each operating element, the device can have multiple functions. However, when a plurality of types of operators are provided, it becomes possible to have multiple functions, but at the same time, there is a disadvantage that the apparatus main body becomes large.

The present invention has been made in view of such conventional problems, and an object of the present invention is to provide a data output device capable of realizing multi-functionality without increasing the size of the main body of the device. is there.

[0005]

In order to solve the above-mentioned problems, according to the present invention, a plurality of types of sheet-like members, an apparatus main body to which the sheet-like members can be selectively mounted, and an apparatus main body are provided. Sheet discriminating means for discriminating the type of the attached sheet-like member, contact operation detecting means for detecting a contact operation on the sheet-like member attached to the apparatus main body, and contact operation detected by the contact operation detecting means. Data output means for outputting corresponding data based on the type of the sheet-shaped member discriminated by the sheet discriminating means.

[0006]

In the above structure, when any one of a plurality of types of sheet-like members is selected and attached to the apparatus body, the sheet discriminating means discriminates the type of sheet-like member attached to the apparatus body. Then, when a contact operation of pressing or tapping the sheet-shaped member mounted on the apparatus main body is performed, this contact operation is detected by the contact operation detection means. Then
The data output unit outputs data corresponding to the contact operation detected by the contact operation detection unit and the type of the sheet-shaped member determined by the sheet determination unit. Therefore, different data is output depending on the type of the sheet-shaped member mounted on the apparatus body, and the apparatus body mounted with the sheet member generates various data output functions.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings. In this embodiment, the present invention is applied to a musical sound generating device. As shown in FIG. 1, a device main body 1 of this musical sound generating device is provided with a speaker 2, a display unit 3 including an LCD, and a rectangular main body sheet 4. A plurality of pressure-sensitive sensors (not shown) are arranged in a matrix on the lower surface side of the main body sheet 4, and the contact position on the main body sheet 4 can be detected by the output from each pressure-sensitive sensor. .

A fixing / recognizing section 5 is provided at the upper edge of the main body sheet 4. The fixing / recognizing unit 5 has a mechanism for holding and fixing an end portion of a sheet, which will be described later, and a sensor for electrically detecting the type of the fixed sheet. A power switch 6 and a deformation switch 7 are arranged near the fixing / recognizing unit 5. This transformation switch 7
Is composed of a horizontal inversion switch 7a, a vertical inversion switch 7b, a waveform switch 7c, and a sawtooth switch 7d.
Further, a pen-shaped operator 8 is connected to a side portion of the apparatus body 1, and a pressure-sensitive sensor that generates a voltage according to a contact pressure is fixed to a tip portion of the pen-shaped operator 8. There is.

On the other hand, as the sheet-like member selectively mounted on the main body sheet 4, as shown in FIG. 2, a plurality of types of sheets such as a keyboard sheet 9, a pad sheet 10 ... Are prepared. There is. Each of the sheets 9, 10 ... Is a thin member formed of a synthetic resin or the like and has a substantially rectangular shape similar to that of the main body sheet 4, and each of the sheets 9, 10, ... -Identification holes 11 whose number is different for each of are opened. Therefore, when the upper ends of the sheets 9, 10 ... Are held by the fixing / recognizing unit 5, the number of the identification holes 11 is detected by the fixing / recognizing unit 5, and the sheet number indicating the type of the sheet is displayed. ． Can be recognized. The type of sheet may be identified not only by the identification hole 11 but also by forming a notch or by printing a barcode or the like.

Further, on each of the sheets 9, 10, ..., A graphic corresponding to the type is printed. That is, on the keyboard sheet 9, a keyboard figure 9a composed of white keys and black keys is printed, and on the pad sheet 10, a star shape,
A pad figure 10a such as a square or circle is printed, and each figure indicates the position to be touched.

FIG. 3 is a block diagram showing the overall structure of the musical sound generating apparatus. That is, in this block diagram, the switch group 12 is composed of the switches 6 and 7 provided in the apparatus main body 1, and the sensor group 13 is a pressure-sensitive sensor arranged on the lower surface of the main body sheet 4 and the tip of the operator 8. And the sensor provided in the fixing / recognizing unit 5. The outputs from the switch group 12 and the sensor group 13 are CP
It is taken in by U14. The CPU 14 operates in accordance with the program stored in the ROM 15 and executes all the processing required in this tone generating device. That is,
The CPU 14 controls the storage state of the RAM 16 and the display state of the display unit 3, and instructs the sound source 17 to generate a tone signal. The sound source 17 generates a musical tone signal according to an instruction from the CPU 14. This musical sound signal is amplified by the amplifier 18 and given to the speaker 3, and is emitted from the speaker 3.

The ROM 15 stores the data conversion table group shown in FIG. 4 together with the program. This data conversion table group includes a sheet-function conversion table 19, a pressure value-change value conversion table 20, a pressure value-music data No. It is composed of a conversion table 21, a position-music data conversion table 22 and the like. In the sheet-function conversion table 19, the sheet number. And function No. And are stored correspondingly. Therefore, by using this sheet-function conversion table 19, the sheet number.
Function No. corresponding to Can be read.

In the pressure value-change value conversion table 20, the function number. A plurality of range data of the pressure value pr is stored for each, and a change value is stored for each range data. This change value is musical tone control data such as the pitch or volume of the musical tone to be generated. Therefore, by using this pressure value-change value conversion table 20,
Function No. It is possible to read the change value (tone control data) corresponding to the pressure value pr and the pressure value pr.

Pressure value-music data No. Conversion table 2
Function No. 1 includes A plurality of range data of the pressure value pr is stored for each, and the music data No. is stored for each range data. Is remembered. This music data No. Is, for example, the song number of the automatically played song. The song data of each automatically played song is stored in a predetermined area of the ROM 15. Therefore, by using this pressure value-music data conversion table 21, the function No. And music data No. corresponding to the pressure value pr. (Song No.) can be read.

Further, the position-music data conversion table 2
2 has a function number. A plurality of positions pt are stored for each position, and music data is stored for each position pt. This music data is pitch data indicating the pitch to be generated corresponding to the key, or tap sound data such as drum sound or cymbal sound to be generated corresponding to the pad.
Therefore, by using this position-music data conversion table 22, the function No. It is possible to read the pitch data and the tapping sound data corresponding to and the position pt.

Next, the operation of this embodiment having the above configuration will be described with reference to the flow chart. When the power is turned on, the CPU 14 starts its operation according to the main flow shown in FIG. Then, first, an initial value setting process (SA1) is executed to set a predetermined initial value in various registers or clear a predetermined area of the RAM 16. Next, the switch scan process (SA2) is executed to execute the switch group 1
2 is scanned, and then the sheet discrimination processing (SA3) is executed. In this sheet discrimination processing, the sheet number of the sheet No. is determined based on the identification hole 11 of the sheet that is held by being fixed in the fixing / recognizing unit 5. And the corresponding function number. Set.
That is, when using this musical sound generating device, the user selects any one of the sheets 9, 10 ... To place it on the main body sheet 4 and fix it to the fixing / recognizing unit 5. Then, the sheet No. of the sheet fixed by the processing of SA3. After the determination, the sheet-function conversion table 19 is used to display the corresponding function No. Is set.

Following this SA3, a sheet input detection process (SA4), a function SW process (SA5), a sound generation process (SA6), and a display process (SA7) are sequentially executed, and while the power is on, SA2 is set. ~ SA7 loop is repeated. In this loop, the sheet input detection process (SA
4) is performed according to the flow shown in FIG.

That is, when any one of the sheets 9, 10 ... Arranged on the main body sheet 4 is pressed or tapped by the operator 8, the pressure sensor from the pressure sensor provided at the tip of the operator 8 causes contact pressure. Is input to the CPU 16, and the CPU 16 detects the pressure pr based on this voltage (SB1). Subsequently, of the pressure sensors on the side of the main body sheet 4 arranged in a matrix, which pressure sensor outputs a signal, the position pt which is pressed or tapped is detected (SB2). Further, the sheet number determined in advance in the sheet determination process (SA3) described above.
And the pressure pr and position p detected by SB1 and SB2.
Based on t, the corresponding data is read from the data conversion table shown in FIG. 4 (SB3).

That is, for example, if the user selects the keyboard sheet 9 shown in FIG. 2 and fixes it on the fixing / recognizing unit 5, the sheet number of the keyboard sheet 9 is determined by the above-described sheet discrimination processing (SA3). Is detected, the function number. Is set. Next, if the user presses the key in the keyboard figure 9a drawn on the fixed keyboard sheet 9 with the operation element 8, the pressure pr and the position pt at the time of pressing are processed by the processing of SB1 and SB2. Is detected. And
In SB3, from the pressure value-change value conversion table 20, the function No. of the keyboard sheet 9 is determined. And the pressure value pr detected by SB1
The change value corresponding to the pressure range to which is belongs is read.
Further, in this SB3, from the position-music data conversion table 22, the function number of the keyboard sheet 9 is set. Then, the music data corresponding to the position pt detected in SB2 is read.

In the sounding process (SA6), the tone generator 17 is instructed to generate a tone signal based on the change value and the music data (pitch data) read in SB3. Therefore, when the keyboard sheet 9 is fixed by the fixing / recognizing unit 5 and the keys of the drawn keyboard figure 9a are sequentially pressed by the operator 8, the speaker 2 produces a volume corresponding to the pressure pr at the time of pressing. , Musical tones having pitches corresponding to the position pt at the time of pressing are sequentially generated. Therefore, when the keyboard sheet 9 is attached to the apparatus main body 1, the apparatus main body 1 functions as an electronic keyboard musical instrument that generates a tone with a pitch and a volume corresponding to a key depression and its velocity.

If the user selects the pad sheet 10 and fixes it on the fixing / recognizing unit 5, the sheet number of the pad sheet 10 is determined by the above-mentioned sheet discrimination processing (SA3). Is detected, the function number. Is set. Next, when the user taps one of the pad figures 10a drawn on the fixed pad sheet 10 with the operator 8, the pressure pr and the position pt at the time of tapping are detected by the processing of SB1 and SB2. To be done. Then, in SB3, from the pressure value-change value conversion table 20, the function number of the pad sheet 10 is changed. And the change value corresponding to the pressure range to which the pressure value pr belongs, and the function N of the pad sheet 10 is read from the position-music data conversion table 22.
o. And the music data corresponding to the position pt are read.

In the sound generation process (SA6), the tone generator 17 is instructed to generate a tone signal based on the change value and the music data (tapping sound data) read in SB3.
Therefore, when the pad sheet 10 is fixed by the fixing / recognizing unit 5 and the drawn figure is tapped with the operator 8,
From the speaker 2, a sound volume corresponding to the pressure pr at the time of tapping, and a drum sound and a cymbal sound corresponding to the position pt of the hit pattern are generated. Therefore, when the pad sheet 10 is attached to the apparatus main body 1, the apparatus main body 1 functions as an electronic drum that generates a tap tone with a tone color and a volume corresponding to the tapping position and intensity.

If the user selects a sheet for automatic performance (not shown) and fixes it to the fixing / recognition unit 5, the sheet number for automatic performance is determined by the above-described sheet discrimination processing (SA3). Is detected, the function number. Is set. When the user taps the fixed sheet for automatic performance, only SB1 is performed and only the pressure pr at the time of tapping is detected. And
In SB3, from the pressure value-change value conversion table 20, the function No. of the seat for automatic performance is selected. And the change value corresponding to the pressure range to which the pressure value pr belongs, and the pressure value-music data No. From the conversion table 21, the function N
o. And the music data No. corresponding to the pressure value pt. Read out.

Then, in the tone generation process (SA6), the tone generator 17 is instructed to generate a tone signal based on the change value and the music data (automatic performance data) read in SB3. Therefore, the seat for automatic performance is fixed / recognized by the recognition unit 5.
When the beating is performed by fixing with a fixed number, the volume is in accordance with the pressure at the time of beating, and the song No. Is automatically played. When the sheet is struck with different pressure, the automatically played music is switched to another music. Therefore, in this case, the apparatus body 1 functions as an automatic performance device capable of playing a plurality of music.

On the other hand, the display processing (SA7) is fixed
This is a process when a figure is drawn on the main body sheet 4 by the operator 8 without fixing any sheet to the recognition unit 5. That is, when the manipulator 8 is slid on the seat body 4 and the figure shown in FIG. 8A is drawn, the manipulator 8 in the seat body 4 is moved by the position pt detection process (SB2) described above. The positions are sequentially detected, and the movement trajectory of the operator 3 can be obtained. And display processing (SA7)
Then, the display unit 3 is driven on the basis of this movement locus, whereby the figure shown in FIG. 3A or the figure shown in FIG. 3D is displayed on the display unit 3.

A part of the function SW process (SA5) is performed according to the flow illustrated in FIG. That is, it is determined whether or not any of the switches forming the transformation switch 7 is turned on (SC1), and the process waits until it is turned on. If any of the switches is turned on and the switch is the vertical inversion switch 7a (SC2 is YES), the Y value of the graphic displayed on the display unit 3 is multiplied by -1 (SC3). ). Therefore, by the processing of SC3, the Y value of each coordinate forming the figure is inverted, and when the display processing (SA7) is executed in accordance with the inverted coordinate value, the initial figure of FIG. As shown in FIG. 6B, the display is upside down. When the lateral inversion switch 7b is operated and turned on (SC4 is YES), the value of X of the graphic displayed on the display unit 3 is multiplied by -1 (SC5). Therefore, by the processing of SC5, the value of X at each coordinate forming the figure is inverted between positive and negative, and when the display processing (SA7) is executed according to the inverted coordinate value, the initial figure of FIG. As shown in FIG. 6C, the display is reversed horizontally.

Further, when the waveform switch 7c is operated to be turned on (SC6 is YES), the position (coordinate value) of each point constituting the figure displayed on the display unit 3 is changed to
The figure line is changed to have a waveform (SC7). Therefore, when the display process (SA7) is executed in accordance with the coordinate values of each point changed by the process of SC7, FIG.
The line forming the initial figure of (d) changes into a waveform as shown in FIG. Further, when the saw-shaped switch 7d is operated to be turned on (SC8 is YES), the coordinates of each point forming the graphic displayed on the display unit 3 are set so that the graphic line becomes a waveform. Change (SC9). Therefore, when the display process (SA7) is executed in accordance with the coordinate values of the points changed by the process of SC9, FIG.
The line forming the initial figure in (d) changes into a sawtooth shape as shown in FIG.

In this embodiment, the main body sheet 4
The contact position is detected by the pressure sensitive sensor arranged on the lower surface of the, and the contact pressure is detected by the pressure sensitive sensor provided at the tip of the operating element 8. However, both the contact position and the contact pressure may be detected by the pressure-sensitive sensor arranged on the lower surface of the main body sheet 4. With such a configuration, not only is the operator 8 unnecessary, but it is possible to generate corresponding data in response to pressing or tapping with a finger or the like. Further, as the pressure sensitive sensor, various types such as a pressure sensitive sheet in which conductive particles are mixed in an insulating sheet and a strain detection type can be used. In the embodiment,
Although the configuration in which the musical tone control data and the music data are output according to the touch operation has been shown, it is needless to say that the present invention can be applied to a device that outputs data unrelated to sound generation.

[0029]

As described above, the present invention discriminates the type of sheet-like member mounted on the main body of the apparatus, and
The contact operation on the sheet-shaped member is detected, and the data corresponding to the contact operation and the type of the sheet-shaped member is output. Therefore, various data can be output according to the type of the sheet-shaped member attached to the apparatus body, and thus, the multifunctional apparatus can be realized without increasing the size of the apparatus body. Further, since the figures corresponding to the types are printed and formed on the sheet-like member, it is possible to clarify the position where the contact operation should be performed in relation to the data to be generated, by the printed and formed figures. You can

Further, since the data indicating the type is recorded on the sheet-like member and the type of the sheet-like member is detected by this data, the type of the attached sheet-like member can be accurately and accurately. Can be detected. Further, a storage means for storing data is provided for each sheet-like member, and the data corresponding to the contact state and the type of the sheet-like member is read out from the storage means, so that it can be handled without complicated control such as calculation. Data can be output properly. Further, since the data to be output is the pronunciation data and the pronunciation control data, it can contribute to the miniaturization and multifunction of the electronic musical instrument, and by providing the pronunciation processing means, a compact multifunctional electronic musical instrument can be obtained. You can

[Brief description of drawings]

FIG. 1 is an external plan view of a musical sound generating apparatus to which an embodiment of the present invention is applied.

FIG. 2 is a plan view of a sheet-shaped member attached to the musical sound generating device.

FIG. 3 is a block configuration diagram of a musical sound generating device.

FIG. 4 is a diagram showing a configuration of a data conversion table.

FIG. 5 is a flowchart showing a main routine.

FIG. 6 is a flowchart showing the contents of sheet input detection processing.

FIG. 7 is a flowchart showing an example of the contents of function SW processing.

FIG. 8 is a diagram showing a display change caused by turning on a deformation switch.

[Explanation of symbols]

 1 Device Main Body 2 Speaker 4 Main Body Sheet 5 Fixing / Recognizing Section 8 Operator 9 Keyboard Sheet 10 Pad Sheet 11 Identification Hole 14 CPU 15 ROM 16 RAM 17 Sound Source 19 Sheet-Function Conversion Table 20 Pressure Value-Change Value Conversion Table 21 Pressure Value -Music data No. Conversion table 22 Position-music data conversion table

Claims (9)

[Claims] 1. A plurality of types of sheet-shaped members, an apparatus main body capable of selectively mounting the sheet-shaped members, a sheet discriminating means for discriminating the type of the sheet-shaped members attached to the apparatus main body, and the apparatus. Based on a contact operation detecting means for detecting a contact operation with respect to the sheet-shaped member mounted on the main body, the contact operation detected by the contact operation detecting means, and the type of the sheet-like member discriminated by the sheet discriminating means. And a data output means for outputting corresponding data, and a data output device. 2. The data output device according to claim 1, wherein the sheet-like member is printed with a graphic corresponding to the type of the sheet-like member. 3. The sheet-shaped member is recorded with data indicating the type of the sheet-shaped member, and the sheet discriminating means discriminates the type based on the data. Data output device. 4. The contact operation detecting means detects a contact position with respect to the sheet-like member, and the data output means outputs data corresponding to the contact position and the type of the sheet-like member. The data output device according to claim 1. 5. The contact operation detection means detects a contact pressure on the sheet-shaped member, and the data output means outputs data corresponding to the contact pressure and the type of the sheet-shaped member. The data output device according to claim 1. 6. The storage device further stores data for each sheet-shaped member, and the data output unit determines the contact operation state detected by the contact operation detection unit and the sheet determination unit. The data output device according to claim 1, wherein data corresponding to the type of the sheet-shaped member is read out from the storage means and output. 7. The data output device according to claim 1, wherein the data is pronunciation data. 8. The data output device according to claim 1, wherein the data is sound generation control data. 9. The data output device according to claim 7, further comprising a sound generation processing unit that executes sound generation processing based on the data.