JPH0160274U - - Google Patents
Info
- Publication number
- JPH0160274U JPH0160274U JP15706287U JP15706287U JPH0160274U JP H0160274 U JPH0160274 U JP H0160274U JP 15706287 U JP15706287 U JP 15706287U JP 15706287 U JP15706287 U JP 15706287U JP H0160274 U JPH0160274 U JP H0160274U
- Authority
- JP
- Japan
- Prior art keywords
- envelope
- envelope waveform
- creating
- data
- rewriting
- 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
- 238000010586 diagram Methods 0.000 description 5
- 230000015654 memory Effects 0.000 description 1
- 230000003936 working memory Effects 0.000 description 1
Description
第１図は本考案の一実施例に係るエンベロープ
波形作成部の構成を示す機能ブロツク図、第２図
は本考案の一実施例に係る電子楽器の全体構成を
示すブロツク図、第３図は記憶されるエンベロー
プ波形のデータを示す図、第４図は第３図のデー
タを書き換えたデータを示す図、第５図ａ〜ｃは
エンベロープ波形示す図、第６図はサステイン状
態でキーオフしたときのエンベロープ波形を示す
図、第７図はキーオフ後にダンパースイツチをオ
ンたときのエンベロープ波形を示す図である。
１……ＣＰＵ、２……プログラムメモリ、３…
…ワーキングメモリ、４……鍵、スイツチ部、５
……エンベロープ波形作成部、６……楽音波形作
成部、７……ダンパースイツチ、８……サウンド
システム、１１……ＳＴレジスタ、１２……ＡＭ
ＲＡＭ、１３……ＡＲＲＡＭ、１４……ＡＳＲＡ
Ｍ、１５……ＡＣレジスタ、２４，３３……セレ
クタ、２８，３１……比較器、２９……加減算器
。
FIG. 1 is a functional block diagram showing the configuration of an envelope waveform creation section according to an embodiment of the present invention, FIG. 2 is a block diagram showing the overall configuration of an electronic musical instrument according to an embodiment of the present invention, and FIG. Figure 4 shows the data of the envelope waveform that is stored. Figure 4 is a diagram that shows the data that has been rewritten from the data in Figure 3. Figures 5 a to c are diagrams that show the envelope waveform. Figure 6 is when the key is turned off in the sustain state. FIG. 7 is a diagram showing the envelope waveform when the damper switch is turned on after the key is turned off. 1...CPU, 2...Program memory, 3...
...working memory, 4...key, switch part, 5
...Envelope waveform creation unit, 6...Musical sound waveform creation unit, 7...Damper switch, 8...Sound system, 11...ST register, 12...AM
RAM, 13...ARRAM, 14...ASRA
M, 15... AC register, 24, 33... selector, 28, 31... comparator, 29... adder/subtractor.
Claims (1)
ータに基づいてエンベロープ波形を作成するエン
ベロープ波形作成手段と、操作子と、前記エンベ
ロープ波形作成手段によりエンベロープ波形を作
成中、前記操作子の操作に基づいて前記記憶手段
に記憶されているエンベロープ波形のリリース部
分のデータを書き換える書換手段とを有すること
を特徴とする電子楽器のエンベロープ制御装置。 an envelope waveform creating means for creating an envelope waveform based on envelope data stored in advance in a storage means; 1. An envelope control device for an electronic musical instrument, comprising: rewriting means for rewriting data of a release portion of an envelope waveform stored in the means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15706287U JPH0160274U (en) | 1987-10-14 | 1987-10-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15706287U JPH0160274U (en) | 1987-10-14 | 1987-10-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0160274U true JPH0160274U (en) | 1989-04-17 |
Family
ID=31436171
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15706287U Pending JPH0160274U (en) | 1987-10-14 | 1987-10-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0160274U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0468399A (en) * | 1990-07-10 | 1992-03-04 | Yamaha Corp | Envelope waveform generating device |
-
1987
- 1987-10-14 JP JP15706287U patent/JPH0160274U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0468399A (en) * | 1990-07-10 | 1992-03-04 | Yamaha Corp | Envelope waveform generating device |
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