JPS63140784U

JPS63140784U -

Info

Publication number: JPS63140784U
Application number: JP3303487U
Authority: JP
Priority date: 1987-03-05
Filing date: 1987-03-05
Publication date: 1988-09-16

Description

[Brief explanation of the drawing]

第１図は、本考案によるメロデイーモード符号
復号装置の一実施例を示すブロツク図、第２図は
、第１図に示すＣＰＵ回路２の動作を説明するフ
ローチヤート、第３図は、音高データと音高（周
波数）との対応を説明する対応図、第４図は、音
長データと音長との対応を説明する対応図、第５
図は、本考案によるメロデイーモード符号復号装
置の他の実施例を示すブロツク図である。２……ＣＰＵ回路、４……メロデイーユニツト
、５……アンプ回路、６……スピーカ、７……プ
ログラムＲＯＭ、８……音程設定値変更ツマミ、
９……テンポ設定値変更ツマミ。 FIG. 1 is a block diagram showing an embodiment of the melody mode code decoding device according to the present invention, FIG. 2 is a flowchart explaining the operation of the CPU circuit 2 shown in FIG. 1, and FIG. Figure 4 is a correspondence diagram explaining the correspondence between data and pitch (frequency), and Figure 5 is a correspondence diagram explaining the correspondence between tone length data and tone length.
FIG. 2 is a block diagram showing another embodiment of the melody mode code decoding apparatus according to the present invention. 2... CPU circuit, 4... Melody unit, 5... Amplifier circuit, 6... Speaker, 7... Program ROM, 8... Pitch setting value change knob,
9...Tempo setting value change knob.

Claims

[Claims for Utility Model Registration] (1) In a melody mode code decoding device for decoding a melody mode code including pitch data expressing a frequency based on 12-tone equal temperament using a binary code signal, A melody mode code decoding device characterized in that the pitch of a song to be played can be adjusted by adding and subtracting data and a set value. (2) Adjusting the tone length of the song to be played by including tone length data expressing the tone length by a binary code signal in the melody mode code, and multiplying and dividing the tone length data by a second setting value. A melody mode code decoding device according to claim 1, characterized in that the melody mode code decoding device is capable of performing the following functions.