JPH0287295U - - Google Patents
Info
- Publication number
- JPH0287295U JPH0287295U JP16580788U JP16580788U JPH0287295U JP H0287295 U JPH0287295 U JP H0287295U JP 16580788 U JP16580788 U JP 16580788U JP 16580788 U JP16580788 U JP 16580788U JP H0287295 U JPH0287295 U JP H0287295U
- Authority
- JP
- Japan
- Prior art keywords
- chord
- accompaniment
- type
- progression
- designation data
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000000470 constituent Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- RRLHMJHRFMHVNM-BQVXCWBNSA-N [(2s,3r,6r)-6-[5-[5-hydroxy-3-(4-hydroxyphenyl)-4-oxochromen-7-yl]oxypentoxy]-2-methyl-3,6-dihydro-2h-pyran-3-yl] acetate Chemical compound C1=C[C@@H](OC(C)=O)[C@H](C)O[C@H]1OCCCCCOC1=CC(O)=C2C(=O)C(C=3C=CC(O)=CC=3)=COC2=C1 RRLHMJHRFMHVNM-BQVXCWBNSA-N 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
Description
図面はこの考案の一実施例に係る自動伴奏装置
を説明するためのもので、第１図は全体回路構成
図、第２図は第１図の鍵盤２における伴奏鍵２′
を示す図、第３図は第１図のＲＡＭ５に記憶した
コード指定データの記憶状態説明図、第４図は第
１図のＣＰＵ１の自動伴奏時の自動伴奏処理フロ
ーチヤートである。
１……ＣＰＵ、２……鍵盤、２′……伴奏鍵、
３……スイツチマトリクス、５……ＲＡＭ、６…
…音源回路。
The drawings are for explaining an automatic accompaniment device according to an embodiment of the invention, and FIG. 1 is a diagram of the overall circuit configuration, and FIG.
FIG. 3 is an explanatory diagram of the storage state of the chord designation data stored in the RAM 5 of FIG. 1, and FIG. 4 is a flowchart of automatic accompaniment processing performed by the CPU 1 of FIG. 1 during automatic accompaniment. 1... CPU, 2... Keyboard, 2'... Accompaniment key,
3... Switch matrix, 5... RAM, 6...
...Sound source circuit.
Claims (1)
指定データをコードの進行順に順次記憶する記憶
手段と、 複数の伴奏鍵からなる伴奏鍵手段と、 この伴奏鍵手段の伴奏鍵に対して同時になされ
る押鍵操作に対応して押鍵操作のタイミングごと
に１種類ずつのコード指定データを上記記憶手段
から読出す読出制御手段と、 この読出制御手段にて読出したコード指定デー
タに基づくコード構成音で上記コードの進行順に
楽音を発生する楽音発生手段と、 を有することを特徴とする自動伴奏装置。[Claims for Utility Model Registration] Storage means for sequentially storing chord designation data specifying the root note of a chord and the type of chord in the order of chord progression; accompaniment key means comprising a plurality of accompaniment keys; readout control means for reading out one type of code designation data from the storage means at each key press operation timing in response to simultaneous key press operations on accompaniment keys; and codes read by the read control means. An automatic accompaniment device comprising: musical tone generating means for generating musical tones in the progression order of the chords using chord constituent tones based on specified data.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16580788U JPH0287295U (en) | 1988-12-23 | 1988-12-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16580788U JPH0287295U (en) | 1988-12-23 | 1988-12-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0287295U true JPH0287295U (en) | 1990-07-10 |
Family
ID=31452631
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16580788U Pending JPH0287295U (en) | 1988-12-23 | 1988-12-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0287295U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06202662A (en) * | 1993-01-05 | 1994-07-22 | Yamaha Corp | Automatic accompaniment device |
-
1988
- 1988-12-23 JP JP16580788U patent/JPH0287295U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06202662A (en) * | 1993-01-05 | 1994-07-22 | Yamaha Corp | Automatic accompaniment device |
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