JPH0356987U - - Google Patents
Info
- Publication number
- JPH0356987U JPH0356987U JP11897689U JP11897689U JPH0356987U JP H0356987 U JPH0356987 U JP H0356987U JP 11897689 U JP11897689 U JP 11897689U JP 11897689 U JP11897689 U JP 11897689U JP H0356987 U JPH0356987 U JP H0356987U
- Authority
- JP
- Japan
- Prior art keywords
- pitch
- sound
- melody
- melody sound
- operated
- 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.)
- Granted
Links
- 239000011295 pitch Substances 0.000 claims 16
- 238000004519 manufacturing process Methods 0.000 claims 1
- 238000000034 method Methods 0.000 description 4
- 238000001514 detection method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000013500 data storage Methods 0.000 description 1
Description
第１図は本考案に係る一実施例のシステム構成
図、第２図は鍵盤部の外観図、第３図ａ〜ｅはワ
ーキングＲＡＭの主要部の内部構成図、第４図は
ＣＰＵのゼネラル・フローチヤート、第５図はＣ
ＰＵにより行われるタイマインタラプト処理を説
明するフローチヤート、第６図はＣＰＵにより行
われるＡＮＹ ＫＥＹモード処理の詳細を説明す
るフローチヤート、第７図はレガート奏法を行う
場合の押鍵操作方法を説明するタイミングチヤー
ト、第８図は所定時間間隔内で複数の鍵が押鍵さ
れた場合のメロデイ音の発音処理を説明するタイ
ミングチヤート、第９図は一つの鍵が押鍵されて
いるときに、他の一つの鍵が押鍵されたときのメ
ロデイ音の発音処理を説明するタイミングチヤー
ト、第１０図はメロデイ音を連続して発音させる
場合の押鍵操作を説明するタイミングチヤートで
ある。
１……ＣＰＵ、２……プログラムＲＯＭ、３…
…演奏データメモリ、４……鍵盤部、５……押鍵
検出回路、６……スイツチ部、７……スイツチ検
出回路、８……ワーキングＲＡＭ、８ａ……最新
キー・ステイタス格納域、８ａ′……前回キー・
ステイタス格納域、９……楽音発生回路、１０…
…Ｄ／Ａ変換器、１１……アンプ、１２……スピ
ーカ、１３……タイマ部、ＫＤＡＴＡ……音階デ
ータ格納域、ＴＩＭＣ……タイマカウントレジス
タ、ＴＯＮ……押鍵時間情報格納レジスタ。
Figure 1 is a system configuration diagram of an embodiment of the present invention, Figure 2 is an external view of the keyboard section, Figures 3 a to e are internal configuration diagrams of the main parts of the working RAM, and Figure 4 is the general CPU・Flowchart, Figure 5 is C
A flowchart explaining timer interrupt processing performed by the PU, FIG. 6 a flowchart explaining details of ANY KEY mode processing performed by the CPU, and FIG. 7 explaining a key press operation method when playing legato. Timing chart. Figure 8 is a timing chart explaining the process of producing melody sounds when multiple keys are pressed within a predetermined time interval. Figure 9 is a timing chart that explains the process of producing melody sounds when multiple keys are pressed within a predetermined time interval. FIG. 10 is a timing chart illustrating the process of producing melody tones when one key is pressed. FIG. 1...CPU, 2...Program ROM, 3...
...Performance data memory, 4...Keyboard section, 5...Key press detection circuit, 6...Switch section, 7...Switch detection circuit, 8...Working RAM, 8a...Latest key status storage area, 8a' ...Previous key
Status storage area, 9... Musical tone generation circuit, 10...
...D/A converter, 11...Amplifier, 12...Speaker, 13...Timer section, KDATA...Tone scale data storage area, TIMC...Timer count register, TON...Key press time information storage register.
Claims (1)
指定手段と、 メロデイを構成する各メロデイ音の音高を示す
音高情報を記憶する音高情報記憶手段と、 この音高情報記憶手段から上記音高情報を順次
読み出す読出手段と、 上記複数の音高指定手段が全く操作されていな
い状態から少なくとも１つの上記音高指定手段が
操作される毎に、上記読出手段にて読み出された
上記音高情報に基づいて当該メロデイ音の発音を
開始し、上記操作された音高指定手段のうち少な
くとも１つの音高指定手段が操作されている間、
上記メロデイ音を継続して発音させる第１の発音
処理手段と、 該第１の発音処理手段により前記当該メロデイ
音が発音開始されてから所定時間以上経過した後
に新たな音高指定手段の操作が行われた場合、上
記当該メロデイ音を消音させると共に、前記読出
手段により読み出された上記当該メロデイ音の次
のメロデイ音の音高情報に基づいて、次のメロデ
イ音を発音させる第２の発音処理手段と、 を具備したことを特徴とする電子楽器。 ２ 上記複数の音高指定手段は、複数の鍵である
ことを特徴とする請求項第１記載の電子楽器。[Scope of Claim for Utility Model Registration] 1. A plurality of pitch specifying means provided for specifying pitches, and pitch information storage means for storing pitch information indicating the pitch of each melody note constituting a melody. and reading means for sequentially reading out the pitch information from the pitch information storage means, each time at least one of the pitch specifying means is operated from a state where the plurality of pitch specifying means are not operated at all. The generation of the melody sound is started based on the pitch information read out by the reading means, and while at least one pitch specifying means among the operated pitch specifying means is being operated,
a first sound generation processing means for continuously producing the melody sound; and a new pitch specifying means for operating a new pitch designation means after a predetermined period of time has elapsed since the first sound production processing means started producing the melody sound. If the melody sound is made, a second sound generation is performed to mute the melody sound and generate the next melody sound based on the pitch information of the melody sound next to the melody sound read by the reading means. An electronic musical instrument characterized by comprising: a processing means; 2. The electronic musical instrument according to claim 1, wherein the plurality of pitch designating means are a plurality of keys.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11897689U JP2580872Y2 (en) | 1989-10-11 | 1989-10-11 | Electronic musical instrument |
| US07/592,556 US5085117A (en) | 1989-10-06 | 1990-10-04 | Electronic musical instrument with any key play mode |
| US07/798,512 US5276274A (en) | 1989-10-06 | 1991-11-26 | Electronic musical instrument with any key play mode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11897689U JP2580872Y2 (en) | 1989-10-11 | 1989-10-11 | Electronic musical instrument |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0356987U true JPH0356987U (en) | 1991-05-31 |
| JP2580872Y2 JP2580872Y2 (en) | 1998-09-17 |
Family
ID=31667114
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11897689U Expired - Lifetime JP2580872Y2 (en) | 1989-10-06 | 1989-10-11 | Electronic musical instrument |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2580872Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101687966B1 (en) * | 2015-10-05 | 2016-12-21 | (주)에스에스이티 | Wet blast |
-
1989
- 1989-10-11 JP JP11897689U patent/JP2580872Y2/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101687966B1 (en) * | 2015-10-05 | 2016-12-21 | (주)에스에스이티 | Wet blast |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2580872Y2 (en) | 1998-09-17 |
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