JPS6388645U - - Google Patents
Info
- Publication number
- JPS6388645U JPS6388645U JP18149286U JP18149286U JPS6388645U JP S6388645 U JPS6388645 U JP S6388645U JP 18149286 U JP18149286 U JP 18149286U JP 18149286 U JP18149286 U JP 18149286U JP S6388645 U JPS6388645 U JP S6388645U
- Authority
- JP
- Japan
- Prior art keywords
- paper
- output
- voltage
- comparing
- data
- 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
- 238000001514 detection method Methods 0.000 claims description 5
- 238000013500 data storage Methods 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
Landscapes
- Controlling Sheets Or Webs (AREA)
Description
第１図は本考案の用紙検知装置の回路図、第２
図は本考案のデータ書き込み時のタイムチヤート
、第３図は第２図のフローチヤート、第４図はコ
ンデンサー充放電カーブ、第５図は従来の用紙検
知装置の回路図である。
３……フオトセンサー、４……ＣＰＵ、５……
調整治具、６……ＥＥＰＲＯＭ、７……スタート
スイツチ、８……コントローラ、９……定電圧電
源、１０……ＲＯＭライター。
Figure 1 is a circuit diagram of the paper detection device of the present invention;
FIG. 3 is a flowchart of FIG. 2, FIG. 4 is a capacitor charging/discharging curve, and FIG. 5 is a circuit diagram of a conventional paper detection device. 3...Photo sensor, 4...CPU, 5...
Adjustment jig, 6... EEPROM, 7... Start switch, 8... Controller, 9... Constant voltage power supply, 10... ROM writer.
Claims (1)
する受光素子と、該受光素子の出力電圧とデータ
記憶手段に記憶された記憶データに基づき生成さ
れる基準電圧とを比較する比較手段を有し、該比
較手段の出力により前記用紙の有無を検知する用
紙検知装置に接続され、所定周期で所定電圧を発
生し前記基準電圧に変えて前記比較手段に該所定
電圧を印加する定電圧発生手段と、前記比較手段
の出力状態を検知する検知手段と、該検知手段の
出力に基づき前記データ記憶手段に所定データを
記憶させるデータ書込手段とを有することを特徴
とする用紙検知調整装置。 A light receiving element through which light emitted from the light emitting element enters through the paper, and a comparison means for comparing an output voltage of the light receiving element and a reference voltage generated based on storage data stored in the data storage means. , a constant voltage generating means connected to a paper detecting device that detects the presence or absence of the paper based on the output of the comparing means, and generating a predetermined voltage at a predetermined period, changing it to the reference voltage and applying the predetermined voltage to the comparing means; A paper detection and adjustment device comprising: a detection means for detecting the output state of the comparison means; and a data writing means for storing predetermined data in the data storage means based on the output of the detection means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18149286U JPS6388645U (en) | 1986-11-26 | 1986-11-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18149286U JPS6388645U (en) | 1986-11-26 | 1986-11-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6388645U true JPS6388645U (en) | 1988-06-09 |
Family
ID=31126411
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18149286U Pending JPS6388645U (en) | 1986-11-26 | 1986-11-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6388645U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5781043A (en) * | 1980-11-11 | 1982-05-20 | Fujitsu Ltd | Paper conveyance detection circuit |
| JPS6131509A (en) * | 1984-07-24 | 1986-02-14 | 新日本製鐵株式会社 | Hanging scaffold stabilizing construction utilizing cross bridge |
-
1986
- 1986-11-26 JP JP18149286U patent/JPS6388645U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5781043A (en) * | 1980-11-11 | 1982-05-20 | Fujitsu Ltd | Paper conveyance detection circuit |
| JPS6131509A (en) * | 1984-07-24 | 1986-02-14 | 新日本製鐵株式会社 | Hanging scaffold stabilizing construction utilizing cross bridge |