JPH02121049A - Input/output device - Google Patents
Input/output deviceInfo
- Publication number
- JPH02121049A JPH02121049A JP27517188A JP27517188A JPH02121049A JP H02121049 A JPH02121049 A JP H02121049A JP 27517188 A JP27517188 A JP 27517188A JP 27517188 A JP27517188 A JP 27517188A JP H02121049 A JPH02121049 A JP H02121049A
- Authority
- JP
- Japan
- Prior art keywords
- input
- output control
- output
- control part
- central processing
- 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
- 230000010365 information processing Effects 0.000 claims description 10
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
Abstract
Description
【発明の詳細な説明】
産業上の利用分野
本発明は、入出力装置に関し、特に、中央処理部、主記
憶部、入出力制御部な、どから構成される情報処理装置
において、系の異なる複数の情報装置からのアクセスに
より排他的な動作を可能とするための接続手段と切り替
え手段を有する入出力装置に関する。DETAILED DESCRIPTION OF THE INVENTION Field of Industrial Application The present invention relates to an input/output device, and in particular, to an information processing device consisting of a central processing section, a main storage section, an input/output control section, etc. The present invention relates to an input/output device having a connection means and a switching means to enable exclusive operation by access from a plurality of information devices.
従来の技術
従来、−台の入出力装置を複数の系から排他的に使用す
る場合には、第２図に示すような切り替え装置５を、入
出力制御部４．５４と前記入出力装置６との間に付加す
るようになっていた。2. Description of the Related Art Conventionally, when one input/output device is used exclusively by a plurality of systems, a switching device 5 as shown in FIG. It was supposed to be added between.
第２図は従来技術を示すブロック図である。情報処理装
置１は中央処理部２、主記憶部３及び入出力制御部４を
含み、情報処理装置５１は中央処理部５２、主記憶部５
３及び入出力制御部５４を含み、それぞれ構成されてい
る。６は通常４或いは５４の入出力制御部と１対１にて
接続される入出力装置、５は入出力装置６を系の異なる
情報処理装置１及び情報処理装置５１に排他的に接続で
きるように入出力制御部４及び入出力制御部５４からの
制御信号の入来により切り替えを行う切り替え装置であ
る。FIG. 2 is a block diagram showing the prior art. The information processing device 1 includes a central processing section 2, a main storage section 3, and an input/output control section 4, and the information processing device 51 includes a central processing section 52, a main storage section 5.
3 and an input/output control section 54, respectively. Reference numeral 6 indicates an input/output device that is normally connected one-to-one with the input/output control unit 4 or 54, and 5 indicates an input/output device so that the input/output device 6 can be exclusively connected to the information processing device 1 and the information processing device 51 of different systems. This is a switching device that performs switching by receiving control signals from the input/output control section 4 and the input/output control section 54.
発明が解決しようとする課題
上述した従来の入出力装置では、前記入出力制御部との
間に外付けの付加装置を持たなければ複数の制御部から
のアクセスを受けることができず、また接続される制御
部のインターフェースにあわせた付加装置が必要となる
ために、コスト的に高くなるという欠点がある。Problems to be Solved by the Invention The conventional input/output device described above cannot receive access from multiple control units unless an external additional device is connected to the input/output control unit. Since an additional device is required to match the interface of the control unit to be used, there is a drawback that the cost is high.
本発明は従来の上記実情に鑑みてなされたものであり、
従って本発明の目的は、従来の技術に内在する上記欠点
を解消することを可能とした新規な入出力装置を提供す
ることにある。The present invention has been made in view of the above-mentioned conventional situation,
SUMMARY OF THE INVENTION Accordingly, it is an object of the present invention to provide a novel input/output device that makes it possible to eliminate the above-mentioned drawbacks inherent in the conventional technology.
課題を解決するための手段
上記目的を達成する為に、本発明に係る入出力装置は、
装置内に複数の入出力制御部を接続する手段と、接続さ
れた制御部からの指示により切り替えを容易に行う手段
とを備えて構成される。Means for Solving the Problems In order to achieve the above object, the input/output device according to the present invention includes:
The device is configured to include means for connecting a plurality of input/output control units within the device, and means for easily switching according to instructions from the connected control units.
実施例
次に、本発明をその好ましい一実施例について図面を参
照して具体的に説明する。Embodiment Next, a preferred embodiment of the present invention will be specifically explained with reference to the drawings.
第１図は本発明の一実施例を示すブロック構成図である
。FIG. 1 is a block diagram showing one embodiment of the present invention.
第１図において、参照番号１．５１は情報処理装置を示
し、情報処理装置１は、中央処理部２と、主記憶部３と
、入出力制御部４から構成されている。情報処理装置５
１は、中央処理部５２と、主記憶部５３と、入出力制御
部５４とにより構成されている。In FIG. 1, reference number 1.51 indicates an information processing device, and the information processing device 1 is composed of a central processing section 2, a main storage section 3, and an input/output control section 4. Information processing device 5
1 includes a central processing section 52, a main storage section 53, and an input/output control section 54.
本発明においては、第２図に示した切り替え装置５は切
り替え回路７として第１図に示すように入出力装置９内
に組み込まれている。しかして、この切り替え回路７を
使用することによって外部の付加的なハードウェアを必
要とせずに、入出力制御部４または入出力制御部５４を
入出力回路８に容易に選択／接続できるようにされてい
る。In the present invention, the switching device 5 shown in FIG. 2 is incorporated as a switching circuit 7 into the input/output device 9 as shown in FIG. Therefore, by using this switching circuit 7, the input/output control section 4 or the input/output control section 54 can be easily selected/connected to the input/output circuit 8 without requiring additional external hardware. has been done.
発明の詳細
な説明したように、本発明の入出力装置によれば、自装
置内に複数の入出力制御部を接続する手段と、接続され
た入出力制御部からの指示により前記制御部の切り替え
を容易に行う手段を有することにより、装置間の付加的
なハードウェアの削除及び中継ケーブルの削除を行い、
コストの低減及び誤接続による誤動作を防止できるとい
う効果が得られる。As described in detail, the input/output device of the present invention includes a means for connecting a plurality of input/output control units within the device, and a means for connecting the control unit to a plurality of input/output control units based on instructions from the connected input/output control units. By having a means to easily perform switching, additional hardware and relay cables between devices can be removed, and
The effects of reducing costs and preventing malfunctions due to erroneous connections can be obtained.
第１図は本発明の一実施例を示すブロック構成図、第２
図は従来技術を示すブロック図である。
１．５１・・・情報処理装置、２．５２・・・中央処理
部、３．５３・・・主記憶部、４．５４・・・入出力制
御部、５・・・切り替え装置、６．９・・・入出力装置
、７・・・切り替え回路、８・・・入出力回路FIG. 1 is a block diagram showing one embodiment of the present invention, and FIG.
The figure is a block diagram showing the prior art. 1.51... Information processing device, 2.52... Central processing unit, 3.53... Main storage unit, 4.54... Input/output control unit, 5... Switching device, 6. 9... Input/output device, 7... Switching circuit, 8... Input/output circuit
Claims (1)
る情報処理装置において、中央処理部からのコマンドに
より動作する入出力制御部に接続され制御される入出力
装置であって、複数の入出力制御部を接続可能とする手
段と、前記入出力制御部からの制御信号により入出力装
置を自入出力制御部側へ切り替え接続する手段とを有す
ることを特徴とした入出力装置。In an information processing device consisting of a central processing unit, a main memory unit, an input/output control unit, etc., an input/output device that is connected to and controlled by the input/output control unit that operates according to commands from the central processing unit, An input/output device comprising means for connecting an input/output control section, and means for switching and connecting the input/output device to its own input/output control section in response to a control signal from the input/output control section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP27517188A JPH02121049A (en) | 1988-10-31 | 1988-10-31 | Input/output device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP27517188A JPH02121049A (en) | 1988-10-31 | 1988-10-31 | Input/output device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02121049A true JPH02121049A (en) | 1990-05-08 |
Family
ID=17551662
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP27517188A Pending JPH02121049A (en) | 1988-10-31 | 1988-10-31 | Input/output device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02121049A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003058488A (en) * | 2001-08-20 | 2003-02-28 | Teac Corp | Peripheral device |
| JP2008206727A (en) * | 2007-02-27 | 2008-09-11 | Juntendo | Bronchial asthma bodily feeling mask |
-
1988
- 1988-10-31 JP JP27517188A patent/JPH02121049A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003058488A (en) * | 2001-08-20 | 2003-02-28 | Teac Corp | Peripheral device |
| JP2008206727A (en) * | 2007-02-27 | 2008-09-11 | Juntendo | Bronchial asthma bodily feeling mask |
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