JPH0289548U - - Google Patents
Info
- Publication number
- JPH0289548U JPH0289548U JP16616388U JP16616388U JPH0289548U JP H0289548 U JPH0289548 U JP H0289548U JP 16616388 U JP16616388 U JP 16616388U JP 16616388 U JP16616388 U JP 16616388U JP H0289548 U JPH0289548 U JP H0289548U
- Authority
- JP
- Japan
- Prior art keywords
- daisy
- chain
- unit
- output
- wired
- 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
- 241000132023 Bellis perennis Species 0.000 description 1
- 235000005633 Chrysanthemum balsamita Nutrition 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
Landscapes
- Bus Control (AREA)
Description
第１図はこの考案の実施例のデイジイーチエー
ン回路を使用したシステムの一例を示し、第２図
は従来のデイジイーチエーン回路を使用したシス
テム例を示している。
１……デイジイーチエーン信号送出ライン、２
……デイジイーチエーン信号戻りライン、３……
イニシヤライズ信号ライン、５……オープン出力
ロジツク回路、６……主制御装置（親機）、７…
…制御装置（子機）。
FIG. 1 shows an example of a system using a daisy-each-chain circuit according to an embodiment of this invention, and FIG. 2 shows an example of a system using a conventional daisy-each-chain circuit. 1... Daisy chain signal transmission line, 2
...Daisy each chain signal return line, 3...
Initialization signal line, 5...Open output logic circuit, 6...Main controller (base unit), 7...
...Control device (child unit).
Claims (1)
位置する子機のデイジイーチエーン出力信号を親
機に戻すようにしたデイジイーチエーン回路にお
いて、 各子機のデイジイーチエーン出力をオープン出
力ロジツク回路を介してワイヤードオア接続し、
ワイヤードオア出力を親機に戻すようにしたこと
を特徴とするデイジイーチエーン回路。[Scope of Claim for Utility Model Registration] In a daisy-each-chain circuit in which a plurality of slave units are connected in series to a base unit and the daisy-each-chain output signal of the last slave unit is returned to the base unit, each slave unit Connect each daisy chain output with a wired OR through an open output logic circuit,
A daisy-each-chain circuit characterized by returning the wired OR output to the parent unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16616388U JPH0289548U (en) | 1988-12-21 | 1988-12-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16616388U JPH0289548U (en) | 1988-12-21 | 1988-12-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0289548U true JPH0289548U (en) | 1990-07-16 |
Family
ID=31453306
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16616388U Pending JPH0289548U (en) | 1988-12-21 | 1988-12-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0289548U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62272345A (en) * | 1986-05-21 | 1987-11-26 | Fanuc Ltd | Bus arbitrating system |
-
1988
- 1988-12-21 JP JP16616388U patent/JPH0289548U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62272345A (en) * | 1986-05-21 | 1987-11-26 | Fanuc Ltd | Bus arbitrating system |