JPH0366241U - - Google Patents
Info
- Publication number
- JPH0366241U JPH0366241U JP12472189U JP12472189U JPH0366241U JP H0366241 U JPH0366241 U JP H0366241U JP 12472189 U JP12472189 U JP 12472189U JP 12472189 U JP12472189 U JP 12472189U JP H0366241 U JPH0366241 U JP H0366241U
- Authority
- JP
- Japan
- Prior art keywords
- data communication
- slave station
- programmable controllers
- control device
- programmable
- 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
- 230000005540 biological transmission Effects 0.000 description 1
Landscapes
- Small-Scale Networks (AREA)
Description
第１図〜第４図はこの考案の一実施例によるプ
ログラマブルコントローラのデータ交信制御装置
を示し、第１図は子局制御情報を示す図、第２図
は親局が子局に対して行う初期化交信の処理を示
す概略フローチヤート、第３図は交信制御の処理
を示す概略フローチヤート、第４図は伝文を示す
図、第５図、第６図は従来のプログラマブルコン
トローラのデータ交信制御装置を示し、第５図は
伝文を示す図、第６図はデータ交信システムを示
す図である。
図において、１０……子局制御情報、２０……
送信伝文、３０……返信伝文である。なお、図中
、同一符号は同一、又は相当部分を示す。
1 to 4 show a data communication control device for a programmable controller according to an embodiment of this invention, FIG. 1 is a diagram showing slave station control information, and FIG. 2 is a diagram showing slave station control information performed by a master station on slave stations. FIG. 3 is a schematic flowchart showing the processing of initialization communication. FIG. 4 is a diagram showing messages. FIGS. 5 and 6 are data communication of conventional programmable controllers. 5 is a diagram showing a message, and FIG. 6 is a diagram showing a data communication system. In the figure, 10...Slave station control information, 20...
Transmission message, 30...Reply message. In addition, in the figures, the same reference numerals indicate the same or equivalent parts.
Claims (1)
を行う機能を備えたプログラマブルコントローラ
を複数台接続して、その内の１台を他のプログラ
マブルコントローラとの交信を制御する為の親局
とし、その他を親局からの交信制御を受ける子局
として構成されたプログラマブルコントローラの
データ交信システムのデータ交信制御装置におい
て、交信を制御する為の情報として、子局局番と
、子局の優先順位と、子局制御情報を有して構成
したことを特徴とするプログラマブルコントロー
ラのデータ交信制御装置。 Connect multiple programmable controllers that have the function of data communication with other programmable controllers, and use one of them as a master station to control communication with other programmable controllers, and the others to control communication with other programmable controllers. In a data communication control device of a data communication system of a programmable controller configured as a slave station that receives communication control, the slave station number, slave station priority, and slave station control information are included as information for controlling communications. A data communication control device for a programmable controller, characterized in that the data communication control device is configured as follows.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12472189U JPH0366241U (en) | 1989-10-25 | 1989-10-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12472189U JPH0366241U (en) | 1989-10-25 | 1989-10-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0366241U true JPH0366241U (en) | 1991-06-27 |
Family
ID=31672626
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12472189U Pending JPH0366241U (en) | 1989-10-25 | 1989-10-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0366241U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008088779A (en) * | 2006-10-05 | 2008-04-17 | Bunka Shutter Co Ltd | Opening / closing device with opening / closing member engaging / disengaging device and opening / closing member engaging / disengaging device for opening / closing device |
-
1989
- 1989-10-25 JP JP12472189U patent/JPH0366241U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008088779A (en) * | 2006-10-05 | 2008-04-17 | Bunka Shutter Co Ltd | Opening / closing device with opening / closing member engaging / disengaging device and opening / closing member engaging / disengaging device for opening / closing device |
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