JPH0719153B2 - Performance pattern generator - Google Patents

Description

Description: TECHNICAL FIELD OF THE INVENTION The present invention relates to a performance pattern generation device that automatically and repeatedly outputs a stored performance pattern in order to perform an automatic performance.

[Prior Art] Conventionally, in such a performance pattern generation device, in order to realize an automatic performance of the content desired by the performer, the performer himself inputs and stores the performance pattern,
A device that repeatedly outputs this at a predetermined tempo has been realized.

[Problems of the Prior Art] When such a device is used, it is convenient for the user to be able to cope with various playing modes, and thus such a device should be able to store more playing patterns. Although desirable, of course, the internal memory capacity is limited and it is impossible to store infinite patterns. Therefore, there is a problem of how many performance patterns are output with a limited memory.

[Object of the Invention] Therefore, the present invention aims to make it possible to output more kinds of preset performance patterns by combining the constituent elements of a plurality of preset performance patterns to create a new performance pattern. I am trying.

[Summary of the Invention] To achieve this object, the present invention relates to pattern storage means for storing a plurality of performance patterns each consisting of a series of performance data, and each of the performance data constituting the performance patterns stored in the pattern storage means. Of performance data of any performance pattern in each performance section obtained by dividing a plurality of read timings for one performance pattern specified by the timing designating means and a timing instructing means for sequentially specifying a read timing for reading Pattern setting means for setting whether to read from the pattern storage means, and each time the timing designating means specifies the read timing, the performance set by the setting means for the performance section to which the read timing belongs. Instruct to read the performance data of the pattern from the pattern storage means The main point is that it is equipped with a pattern generating means.

[Embodiment] An embodiment in which the present invention is applied to an automatic rhythm playing device will be described in detail below with reference to the drawings.

FIG. 1 shows an outline of this embodiment, and the preset patterns will be described as four patterns A, B, C, and D.

In the pattern input means 1, when a rhythm pattern is input for each rhythm sound source such as a bass drum and a snare drum, and a rhythm pattern is input for all rhythm sounds, this becomes one rhythm performance pattern, and this rhythm performance pattern is A Up to 4 items from D to D are input. The inputted rhythm performance pattern is written in the pattern storage means 6 through the writing means in the CPU 3 for each pattern as shown in FIG.

Further, in the pattern selection means 2, for example, the first beat is the A pattern, the second beat is the C pattern, the third beat is the B pattern, and the fourth beat is the D pattern. Switching is designated. The switching designation contents of the pattern selecting means 2 are given to the reading means 5 of the CPU 3, and the reading means 5 switches the respective pattern areas of the pattern storing means 6 in accordance with the designation contents to change the rhythm performance pattern. The data is read and given to the rhythm sounding means 7, whereby the rhythm sound is emitted. In this case, the reading by the reading means 4 is advanced by one step each time the count value from the tempo setting means 8 is incremented.

By switching the specified contents of the pattern selecting means 2, various rhythm performance patterns read at each timing are switched, and a large number of patterns are created and output from the four rhythm performance patterns A to D.

FIG. 2 shows an overall circuit diagram of the automatic rhythm playing device. In the figure, reference numeral 10 is a switch section, which includes a liquid crystal display section 11, a mode switch 12, a pattern switch 13, a tempo knob 14, Start stop switch 15,
A timing switch 16 is provided. Of these, the liquid crystal display unit 11 displays the contents of switch operations such as a designated mode and a selection pattern. Mode switch 12 is play,
Light, Variance I, II keys 12a, 12b, 12
c and 12d, the play key 12a reads and outputs the preset rhythm performance pattern, the write key 12b writes and inputs the rhythm performance pattern, and the variation I key 12c and the variation II key 12d respectively pre-set in the rhythm read performance. The selected pattern is selected for each rhythm sound source or for each arbitrary timing of the rhythm performance.

The pattern switch 13 consists of a switch group of 4 rows and 6 columns,
Six columns correspond to each rhythm sound source such as bass drum (BD) and snare drum (SN), and each beat timing such as the first beat and the second beat, and four rows correspond to A, B, C, and D. 4 pre-set
Various types of rhythm performance patterns are supported, and various rhythm performance patterns can be specified for each rhythm sound or each beat timing. The tempo knob 14 sets the tempo of the rhythm performance, and the start stop switch 15 is a switch for starting or stopping the rhythm performance.

Timing switch 16 consists of 16 step keys,
These 16 step keys correspond to steps for one bar, and the timing at which the rhythm sound should be turned on is preset.

The operation pattern of the timing switch 16 is detected by the CPU 3, and the pattern switch 13 in the pattern memory 61 is detected.
The area of the rhythm sound source and pattern designated by is preset as shown in FIG. This pattern memory 61
Consists of RAM and is backed up by a power supply 62.

The rhythm performance pattern data preset in the pattern memory 61 is stored in the pattern switch 13 of the switch unit 10.
Only the data of the area corresponding to the selection designation of are sequentially read by the CPU 3 and given to the rhythm sound source group 71. The rhythm sound source group 71 emits a rhythm sound having a content according to a given rhythm performance pattern. Pattern memory 61 above
Is read at the increment speed of the tempo counter 81, and this increment speed is determined by the above switch unit.
The tempo knob 14 of 10 is used to switch gradually.

The operation contents of the mode switch 12 and the pattern switch 13 of the switch unit 10 are determined by the CPU 3, and the liquid crystal display unit 11
Is displayed in. The ROM 91 stores a program for the CPU 3 to perform rhythm input and performance processing described later.

[Operation of Example]

 Next, the operation of this embodiment will be described.

Now, assume that the patterns A, B, C, and D are preset as shown in FIG. To do so, first turn on the light switch 12b of the switch unit 10, turn on the key of the A pattern row of the bass drum (BD) column of the pattern switch 13, and turn on the step switches 1, 7, 9 of the timing switch 16. Go.

Then, the CPU 3 starts the flow operation shown in FIG. 6, and first determines that the light key 12b is turned on to determine the input mode (step S ₁ ), and the pattern switch 13
Reading the ON key connexion (step S _2), the addressing area of bass drum corresponding A pattern of the pattern memory 61 (step S _3). Next, the CPU 3 reads the ON key of the timing switch 16 (step S ₄ ),
And it writes the data of the rhythm performance pattern according to the on content of the pattern memory 61 of the addressed timing Sui the area Tutsi 16 (step S _5).

Here, if it is turned on if the start scan shoulder stop key 15 (step S _6), CPU3 not give the rhythm performance pattern data to the bus drum pronunciation part of the rhythm sound source group 71, of the bass drum that you entered now rhythm pattern Is sounded (step S ₇ ), this rhythm pattern is displayed on the liquid crystal display section 11 in the form as shown in FIG. 5 (step S ₈ ), and if the start stop key 15 is not turned on, these sounds and indications are displayed. No processing is performed and standby processing is performed.

Thereafter, another rhythm sound, rows Purisetsuto processing rhythm pattern of step S ₁ to S ₈ Similarly, the pattern connexion,
The rhythm performance patterns A to D will be preset.

Next, in order to determine the rhythm performance pattern thus preset for each rhythm sound source and perform an automatic rhythm performance, the play key 12a and the variation I key 12c are operated. And bass drum (BD), snare drum (SN)
For A pattern, high tom (HT), rotom (LT) for B pattern, cymbal (CY) for C pattern, hi-hat (H
H) shall be played in the D pattern. For this purpose, the keys of the A pattern row of the bass drum row and snare drum row of the pattern switch 13, the B pattern row keys of the high tom row and the rotorm row, the C pattern row keys of the cymbal row, and the D pattern row keys of the high hat row. Turn on.

Then, CPU 3 will determine that it is in the output mode since the play key 12a is turned on (step S _1), a be switched pattern for each rhythm tone source because it is turned Barieshiyon I key 12c is The determination is made (step S ₉ ), the ON key of the pattern switch 13 is read (step S ₁₀ ), and each corresponding area of the pattern memory 61 is addressed (step S ₁₁ ).

When the start stop key 15 is turned on (step S ₆ ), the CPU 3 sequentially reads the data of the rhythm playing pattern from each of the addressed areas of the pattern memory and gives it to the rhythm sound source group 71 to output the rhythm sound. to perform the pronunciation (step S _7), the rhythm pattern is displayed by A~D symbols (step S _8), if no start scan shoulder stop key 15 is turned on the processing of these sound and display the standby not performed Processing is performed.

Then, by switching the designation of the patterns A to D of each rhythm sound source, a different rhythm pattern is played, and the rhythm pattern can be variously changed for each rhythm sound source.

Next, in order to determine the preset rhythm performance pattern for each beat timing and perform an automatic rhythm performance, the play key 12a and the variation II key 12d are operated. And the preset rhythm performance pattern is 4
It is the length of the beat, of which the first beat is A, the second beat is B,
It is assumed that the third beat is C and the fourth beat is D. To do this, use the A in the first row of the pattern switch 13.
Pattern row key, 2nd row B pattern row key, 3
Turn on the key of the C pattern row of the beat column and the key of the D pattern row of the fourth beat column.

Then, CPU 3 will determine that it is in the output mode since the play key 12a is turned on (step S _1), be switched pattern for each beat timing since Barieshiyon II key 12d is turned on Is determined (step S ₉ ), the ON key of the pattern switch 13 is read (step S ₁₂ ), and each corresponding area of the pattern memory 61 is addressed (step S ₁₃ ).

When the start stop key 15 is turned on (step S ₆ ), the CPU 3 sequentially reads the data of the rhythm playing pattern from each of the addressed areas of the pattern memory and gives it to the rhythm sound source group 71 to output the rhythm sound. to perform the pronunciation (step S _7), the rhythm pattern is displayed by A~D symbols (step S _8), if no start scan shoulder stop key 15 is turned on the processing of these sound and display the standby not performed Processing is performed.

Then, if the designation of the patterns A to D at each beat timing is switched, the performance is performed with another rhythm pattern, and the rhythm pattern can be variously changed for each beat timing.

[Effect of Example]

In this embodiment, the rhythm pattern can be switched for each beat timing, and the rhythm pattern can be switched for each rhythm sound source. Therefore, the number of rhythm change patterns can be increased accordingly. Since the switch for switching the pattern for each beat timing is shared, the number of switches can be reduced accordingly.

Although the rhythm pattern can be switched at the timing of the beat in the above-described embodiment, the number of keys of the pattern switch 13 may be increased so that the timing can be switched at a finer timing when the beat is started. For each of the four patterns A to D, 16 step keys similar to the timing switch 16 are provided and 4 ×
16 = 64 keys are acceptable. Then, the patterns A to D can be designated for each step. in this case,
A key for specifying the rhythm sound source will be provided separately, and at the time of performance output, a pattern of A to D is specified for each rhythm sound source by one step. For each rhythm sound source, a pattern of A to D is specified at each timing. The rhythm pattern can be specified. Further, the rhythm performance pattern is not limited to a preset pattern, but may be preset in a ROM or the like or transferred to a RAM. The contents of the set include timing data indicating only the timing of all rhythm sounds, and It may be divided into ON data indicating only ON of the rhythm sound.

〔The invention's effect〕

As described above, according to the present invention, some performance patterns are preset, and the components of a plurality of preset performance patterns are combined to create and output a new performance pattern. It is possible to obtain a new performance pattern of and to perform a wide range of performances.

[Brief description of drawings]

1 is a schematic diagram of the present invention, FIG. 2 is an overall circuit diagram of an automatic rhythm playing device, FIG. 3 is a plan view of a switch section 10, FIG. 4 is a diagram showing the contents of a pattern memory 61, and FIG. Is a diagram showing a rhythm pattern, and FIG. 6 is a diagram of a rhythm pattern reset and a rhythm performance flow chart. 1 ... Pattern input means, 2 ... Pattern selection means, 3
... CPU, 4 ... writing means, 5 ... reading means, 6 ... pattern storage means, 7 ... rhythm sounding means, 8 ... tempo setting means, 10 ... switch section, 13 ... pattern switch, 16 …… Timing switch, 61 …… Pattern memory, 71 …… Rhythm sound source group, 81 …… Tempo counter.

Claims (1)

[Claims] 1. A pattern storage means for storing a plurality of performance patterns each consisting of a series of performance data, and a timing instruction for sequentially designating a read timing for reading each of the performance data constituting the performance pattern stored in the pattern storage means. Means, and which performance pattern of which performance data is read from the pattern storage means in each performance section obtained by dividing the plurality of read timings for one performance pattern designated by the timing instruction means into a plurality of times. Every time the timing setting means specifies the read timing, the performance data of the performance pattern set by the setting means for the performance section to which the read timing belongs is stored in the pattern storage means. And pattern generating means for instructing to read A performance pattern generation device characterized by: