JPH0224632U - - Google Patents
Info
- Publication number
- JPH0224632U JPH0224632U JP10236288U JP10236288U JPH0224632U JP H0224632 U JPH0224632 U JP H0224632U JP 10236288 U JP10236288 U JP 10236288U JP 10236288 U JP10236288 U JP 10236288U JP H0224632 U JPH0224632 U JP H0224632U
- Authority
- JP
- Japan
- Prior art keywords
- frequency
- outputs
- output
- divider circuit
- pulse
- 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
Landscapes
- Control Of Stepping Motors (AREA)
Description
第１図はこの考案の一実施例を示すパルス発生
回路の構成図、第２図は第１図に示すパルス発生
回路の各部の波形図、第３図はパルス発生回路か
ら出力されるパルスの周波数と時間の経過との関
係を示す図、第４図は従来のパルスモータ等の駆
動用に用いられるパルス発生回路から出力される
パルスの周波数と時間との関係を示す図である。
１…分周発生器、２…シフトレジスタ、３…論
理回路、３１…第１のＮＡＮＤ回路、３２…第２
のＮＡＮＤ回路、３３…第３のＮＡＮＤ回路、３
４…ＯＲ回路。
Figure 1 is a block diagram of a pulse generation circuit showing an embodiment of this invention, Figure 2 is a waveform diagram of each part of the pulse generation circuit shown in Figure 1, and Figure 3 is a diagram of the pulses output from the pulse generation circuit. A diagram showing the relationship between frequency and the passage of time. FIG. 4 is a diagram showing the relationship between the frequency and time of pulses output from a pulse generation circuit used for driving a conventional pulse motor or the like. DESCRIPTION OF SYMBOLS 1... Frequency division generator, 2... Shift register, 3... Logic circuit, 31... First NAND circuit, 32... Second
NAND circuit, 33...Third NAND circuit, 3
4...OR circuit.
Claims (1)
回路と、上記分周回路から出力されるパルスを順
次シフトするシフトレジスタと、上記シフトレジ
スタの出力と分周回路の出力とを論理演算し、ス
タート時にある値の周波数のパルスを出力した後
上記スタート時における周波数とは相異なる周波
数のパルスを切換えて出力する論理回路とで構成
されたことを特徴とするパルス発生回路。 A frequency divider circuit that divides and outputs pulses of a constant frequency, a shift register that sequentially shifts the pulses output from the frequency divider circuit, and a logical operation on the output of the shift register and the output of the frequency divider circuit. and a logic circuit that outputs a pulse with a frequency of a certain value at the start, and then switches and outputs a pulse with a frequency different from the frequency at the start.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10236288U JPH0224632U (en) | 1988-08-03 | 1988-08-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10236288U JPH0224632U (en) | 1988-08-03 | 1988-08-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0224632U true JPH0224632U (en) | 1990-02-19 |
Family
ID=31332204
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10236288U Pending JPH0224632U (en) | 1988-08-03 | 1988-08-03 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0224632U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6123416A (en) * | 1984-07-11 | 1986-01-31 | Toshiba Corp | Variable frequency divider |
-
1988
- 1988-08-03 JP JP10236288U patent/JPH0224632U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6123416A (en) * | 1984-07-11 | 1986-01-31 | Toshiba Corp | Variable frequency divider |
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