JPH0163254U - - Google Patents
Info
- Publication number
- JPH0163254U JPH0163254U JP1987156111U JP15611187U JPH0163254U JP H0163254 U JPH0163254 U JP H0163254U JP 1987156111 U JP1987156111 U JP 1987156111U JP 15611187 U JP15611187 U JP 15611187U JP H0163254 U JPH0163254 U JP H0163254U
- Authority
- JP
- Japan
- Prior art keywords
- signal
- rom group
- generation circuit
- tone
- rom
- 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
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 claims 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Devices For Supply Of Signal Current (AREA)
- Manipulation Of Pulses (AREA)
Description
図は本考案の一実施例のブロツク構成図である
。
１……連続音発生回路、２……信号音選択回路
、３……タイミング制御回路、１１……信号音Ｒ
ＯＭ、１２……アドレスＲＡＭ、１３……アドレ
スカウンタ、１４……終了検出回路、１５……セ
レクタ、１６……ＲＡＭ、１７……１６のアドレ
スセレクタ、２１……選択情報ＲＯＭ、２２……
ＲＡＭ、２３……２２のアドレスセレクタ。
The figure is a block diagram of an embodiment of the present invention. 1... Continuous sound generation circuit, 2... Signal sound selection circuit, 3... Timing control circuit, 11... Signal sound R
OM, 12...Address RAM, 13...Address counter, 14...End detection circuit, 15...Selector, 16...RAM, 17...16 address selector, 21...Selection information ROM, 22...
RAM, 23...22 address selector.
Claims (1)
１のＲＯＭ群と、該第１のＲＯＭ群からそれぞれ
の信号音のデータを順次読み出す回路から成る複
数の連続音を発生する第１の信号音発生回路に、
複数個の予め定められた第１の信号音発生回路出
力の切替時間比を記憶した第２のＲＯＭ群と、該
第２のＲＯＭ群をそれぞれ順次読み出し、第１の
信号発生音回路出力を第２のＲＯＭ群の指定によ
り選択切替る第２の信号音発生回路を設けること
により複数の任意の切替時間比で周波数が変化す
る信号音を発生することができることを特徴とす
る信号音発生装置。 A first signal tone that generates a plurality of continuous tones, comprising a first ROM group that stores the frequencies and levels of a plurality of signal tones, and a circuit that sequentially reads data of each signal tone from the first ROM group. In the generation circuit,
A second ROM group storing a plurality of predetermined switching time ratios of the outputs of the first signal tone generation circuit and the second ROM group are read out in sequence, and the output of the first signal generation tone generation circuit is read out from the second ROM group. 1. A signal sound generation device, characterized in that it is capable of generating signal sounds whose frequency changes at a plurality of arbitrary switching time ratios by providing a second signal sound generation circuit that is selectively switched according to the designation of a second ROM group.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987156111U JPH0163254U (en) | 1987-10-14 | 1987-10-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987156111U JPH0163254U (en) | 1987-10-14 | 1987-10-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0163254U true JPH0163254U (en) | 1989-04-24 |
Family
ID=31434347
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987156111U Pending JPH0163254U (en) | 1987-10-14 | 1987-10-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0163254U (en) |
-
1987
- 1987-10-14 JP JP1987156111U patent/JPH0163254U/ja active Pending
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