JPH0461937U - - Google Patents
Info
- Publication number
- JPH0461937U JPH0461937U JP1990105353U JP10535390U JPH0461937U JP H0461937 U JPH0461937 U JP H0461937U JP 1990105353 U JP1990105353 U JP 1990105353U JP 10535390 U JP10535390 U JP 10535390U JP H0461937 U JPH0461937 U JP H0461937U
- Authority
- JP
- Japan
- Prior art keywords
- numerical
- value
- sequence
- numerical value
- outputting
- 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 2
Landscapes
- Analogue/Digital Conversion (AREA)
- Control Of Linear Motors (AREA)
Description
第１図はこの考案の一実施例によるＰＷＭ回路
のブロツク図、第２図は従来のＰＷＭ回路のブロ
ツク図である。
１……カウンタ、３……制御手段、４……比較
器、６……ビツト入れ替え回路。なお、図中、同
一符号は同一、又は相当部分を示す。
FIG. 1 is a block diagram of a PWM circuit according to an embodiment of this invention, and FIG. 2 is a block diagram of a conventional PWM circuit. 1... Counter, 3... Control means, 4... Comparator, 6... Bit switching circuit. In addition, in the figures, the same reference numerals indicate the same or equivalent parts.
Claims (1)
の数値列を出力する数列発生手段と、被制御体に
対する制御値を発生する制御手段と、上記第１の
数値列のビツトを入れ替えることによりこと第１
の数値列を第２の数値列に変換する数値変換手段
と、上記第２の数値列と上記制御値との大小を判
別してＰＷＭ信号と出力する比較手段とを備えた
ＰＷＭ回路。 cyclically based on the clock pulse input.
A number sequence generation means for outputting a numerical sequence of , a control means for generating a control value for the controlled object, and a first numerical sequence by exchanging the bits of the first numerical sequence.
A PWM circuit comprising: a numerical value converter for converting a numerical value string into a second numerical value string; and a comparing means for determining the magnitude of the second numerical value string and the control value and outputting the determined value as a PWM signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990105353U JPH0461937U (en) | 1990-10-05 | 1990-10-05 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990105353U JPH0461937U (en) | 1990-10-05 | 1990-10-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0461937U true JPH0461937U (en) | 1992-05-27 |
Family
ID=31851011
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990105353U Pending JPH0461937U (en) | 1990-10-05 | 1990-10-05 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0461937U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51123501A (en) * | 1975-04-08 | 1976-10-28 | Philips Nv | Signal converter |
| JPS57155834A (en) * | 1981-03-23 | 1982-09-27 | Toshiba Corp | Digital-to-analog converting circuit |
-
1990
- 1990-10-05 JP JP1990105353U patent/JPH0461937U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51123501A (en) * | 1975-04-08 | 1976-10-28 | Philips Nv | Signal converter |
| JPS57155834A (en) * | 1981-03-23 | 1982-09-27 | Toshiba Corp | Digital-to-analog converting circuit |