JPS619946U - Tone oscillation circuit - Google Patents
Tone oscillation circuitInfo
- Publication number
- JPS619946U JPS619946U JP1984094276U JP9427684U JPS619946U JP S619946 U JPS619946 U JP S619946U JP 1984094276 U JP1984094276 U JP 1984094276U JP 9427684 U JP9427684 U JP 9427684U JP S619946 U JPS619946 U JP S619946U
- Authority
- JP
- Japan
- Prior art keywords
- tone
- tone frequency
- generation control
- signal generation
- output
- 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
Landscapes
- Transceivers (AREA)
- Mobile Radio Communication Systems (AREA)
- Radio Relay Systems (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第1図は本考案の機能ブロック図、第2図は本考案の一
実施例の構成を示すブロック図、第3図は本考案の一実
施例の作用の説明に供するフローチャート、第4図は本
考案の一実施例の作用の説明に供するタイムチャートで
ある。
2・・・・・・カウント手段、3・・・・・・比較手段
、4・・・・・・トーン周波数記憶手段、7・・・・・
・トーン信号発生制御手段、8・・・・・・論理積手段
、9・・・・・・タイミング信号発生制御手段。Fig. 1 is a functional block diagram of the present invention, Fig. 2 is a block diagram showing the configuration of an embodiment of the invention, Fig. 3 is a flowchart for explaining the operation of an embodiment of the invention, and Fig. 4 is a It is a time chart for explaining the operation of one embodiment of the present invention. 2... Counting means, 3... Comparing means, 4... Tone frequency storage means, 7...
Tone signal generation control means, 8... logical product means, 9... timing signal generation control means.
Claims (1)
するカウント手段と、トーン周波数を表示するためのト
ーン周波数表示手段と、トーン周波数を入力操作により
設定するトーン周波数設定手段と、該トーン周波数設定
手段と前記トーン周波数表示手段により設定されたトー
ン周波数を記憶するトーン周波数記憶手段と、該トーン
周波数記憶手段の設定値と前記カウント手段のカウトン
ト値が一致したことを判断する比較手段と、トーン信号
の発生を制御するトーン信号発生制御手段と、トーン信
号の発生するタイミングを制御するタイミング信号発生
制御手段と、該タイミング信号発生制御手段の出力とト
ーン信号発生制御手段の出力と前記比較手段の出力の論
理積をとる論理積手段と、該論理積手段の出力を正弦波
に近似させる波形整形手段により所望のトーン信号を得
るように構成されたことを特徴とするトーン発振回路。A clock means, a counting means for counting reference pulses from the clock means, a tone frequency display means for displaying the tone frequency, a tone frequency setting means for setting the tone frequency by input operation, and the tone frequency setting means. tone frequency storage means for storing the tone frequency set by the tone frequency display means; comparison means for determining whether the setting value of the tone frequency storage means and the counter value of the counting means match; and generation of a tone signal. a tone signal generation control means for controlling the tone signal generation control means; a timing signal generation control means for controlling the timing at which the tone signal is generated; and a logic of the output of the timing signal generation control means, the output of the tone signal generation control means, and the output of the comparison means. 1. A tone oscillation circuit characterized in that a tone oscillation circuit is configured to obtain a desired tone signal by an AND means for taking a product and a waveform shaping means for approximating the output of the AND means to a sine wave.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1984094276U JPS619946U (en) | 1984-06-22 | 1984-06-22 | Tone oscillation circuit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1984094276U JPS619946U (en) | 1984-06-22 | 1984-06-22 | Tone oscillation circuit |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS619946U true JPS619946U (en) | 1986-01-21 |
JPH048676Y2 JPH048676Y2 (en) | 1992-03-04 |
Family
ID=30652690
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1984094276U Granted JPS619946U (en) | 1984-06-22 | 1984-06-22 | Tone oscillation circuit |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS619946U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01105865A (en) * | 1987-10-16 | 1989-04-24 | Hory Corp | Beam formwork device |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5320845U (en) * | 1976-08-02 | 1978-02-22 | ||
JPS55135427A (en) * | 1979-04-09 | 1980-10-22 | Toyo Commun Equip Co Ltd | Multi-channel tone oscillator |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5320845B2 (en) * | 1971-11-10 | 1978-06-29 |
-
1984
- 1984-06-22 JP JP1984094276U patent/JPS619946U/en active Granted
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5320845U (en) * | 1976-08-02 | 1978-02-22 | ||
JPS55135427A (en) * | 1979-04-09 | 1980-10-22 | Toyo Commun Equip Co Ltd | Multi-channel tone oscillator |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01105865A (en) * | 1987-10-16 | 1989-04-24 | Hory Corp | Beam formwork device |
Also Published As
Publication number | Publication date |
---|---|
JPH048676Y2 (en) | 1992-03-04 |
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