JP2582455B2 - Communication control device - Google Patents
Communication control deviceInfo
- Publication number
- JP2582455B2 JP2582455B2 JP2066580A JP6658090A JP2582455B2 JP 2582455 B2 JP2582455 B2 JP 2582455B2 JP 2066580 A JP2066580 A JP 2066580A JP 6658090 A JP6658090 A JP 6658090A JP 2582455 B2 JP2582455 B2 JP 2582455B2
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- JP
- Japan
- Prior art keywords
- communication
- data
- station
- dependent
- control station
- Prior art date
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Description
【発明の詳細な説明】 〔産業上の利用分野〕 本発明は、通信制御装置に関する。Description: TECHNICAL FIELD The present invention relates to a communication control device.
従来の通信制御装置による制御局〜従属局間の通信回
線網を第４図に、また従属局の内部構成を第５図に示
す。FIG. 4 shows a communication network between a control station and a subordinate station by a conventional communication control device, and FIG. 5 shows an internal configuration of the subordinate station.
第４図，第５図に示す様に従来の従属局は制御局通信
回線により制御局201から受信した送信アドレスを含む
通信データに対し、送信アドレスが自局であるか否かを
判定し、自局の場合には内部データ207を読み出しまた
は書込みを行なう制御局通信部205と、従属局通信回線
により前段の従属局202より受信したデータの内部デー
タ207への書込み及び内部データ207の次段の従属局204
への送信を行なう従属局通信部206により構成されてい
る。As shown in FIGS. 4 and 5, the conventional dependent station determines whether or not the transmission address is its own station with respect to the communication data including the transmission address received from the control station 201 through the control station communication line. In the case of the own station, a control station communication unit 205 for reading or writing the internal data 207, and writing of the data received from the preceding dependent station 202 to the internal data 207 by the dependent station communication line and the next step of the internal data 207 Dependent stations of 204
It is composed of a dependent station communication unit 206 for transmitting data to the slave station.
通信制御装置としての従属局は、制御局との通信と他
の従属局相互間との通信が一般には非同期に発生するた
め、この２つの通信を制御局通信部と従属局通信部に分
けて行なっている。A slave station as a communication control device divides these two communications into a control station communication section and a slave station communication section because communication with the control station and communication with other slave stations generally occur asynchronously. I do.
このため、すべての従属局に制御局通信用の回線と、
従属局通信用の回線の２つを接続しなければならないと
いう欠点がある。For this reason, all dependent stations have a line for control station communication,
There is a drawback that two of the substation communication lines must be connected.
本発明の通信制御装置は、制御局通信部と従属局通信
部とを備え、送信アドレスを含む通信データを送受する
通信制御装置において、前記通信データに制御局→従属
局間通信データと従属局→従属局間通信データと従属局
→制御局間通信データの判別をするための種別データを
含む通信データ、制御局又は後記受信データ分配部又は
制御局通信部から前記種別データを含む通信データを入
力し、送信アドレスと種別データと制御局との接続状態
を判定し、出力先である制御局又は制御局通信部又は後
記送信データ結合部へ前記種別データを含む通信データ
を出力する制御局通信切換部を有し、前記種別データを
含む通信データを入力し、種別データを判定し、出力先
である前記制御局通信切換部又は従属局通信部へ前記種
別データを含む通信データを出力する受信データ分配部
を有し、制御局通信切換部と従属局通信部から受信した
２つの前記種別データを含む通信データを同一回線上に
出力するために、一方を出力中の場合には、出力終了後
に、出力中でない場合はすぐにもう一方を出力する制御
を行なう送信データ結合部を有している。A communication control device according to the present invention includes a control station communication unit and a dependent station communication unit, and transmits and receives communication data including a transmission address. → Communication data between dependent stations and dependent stations → Communication data including type data for determining communication data between control stations, communication data including the type data from a control station or a reception data distribution unit or a control station communication unit described below. Control station communication for inputting, determining the connection state between the transmission address, the type data, and the control station, and outputting communication data including the type data to a control station or a control station communication unit or a transmission data combining unit, which is an output destination. A communication unit including a switching unit, receiving communication data including the type data, determining the type data, and communicating the type data to the control station communication switching unit or the dependent station communication unit that is an output destination; A receiving data distribution unit that outputs data on the same line to output communication data including the two types of data received from the control station communication switching unit and the dependent station communication unit on the same line. In such a case, a transmission data combining unit is provided which performs control to output the other immediately after the output is completed when the output is not being performed.
次に、本発明について図面を参照して説明する。 Next, the present invention will be described with reference to the drawings.
第１図は、従属局の数が３局の場合における本発明の
通信制御装置による制御局〜従属局間の通信回線網を、
また第２図は従属局の内部構成の一実施例を示すブロッ
ク図である。FIG. 1 shows a communication network between a control station and a subordinate station by the communication control device of the present invention when the number of subordinate stations is three.
FIG. 2 is a block diagram showing one embodiment of the internal configuration of the dependent station.
本発明の通信制御装置における通信データは、送信ア
ドレス、制御局→従属局間通信データと従属局間通信デ
ータと従属局→制御局間通信データを判別を行うための
種別データを含む。The communication data in the communication control device of the present invention includes a transmission address, type data for discriminating between control station → dependent station communication data, dependent station communication data, and dependent station → control station communication data.
制御局通信切換部108は、制御局101又は受信データ分
配部109又は制御局通信部105から前記通信データを入力
し、種別データが制御局→従属局間通信データで送信ア
ドレスが自局の場合は制御局通信部105へ、他局の場合
は送信データ結合部110へ、また種別データが従属局→
制御局間通信データで制御局101と直接回線で接続され
ている場合は制御局101へ制御局101と直接回線で接続さ
れていない場合は送信データ結合部110へ、前記通信デ
ータを出力する。The control station communication switching unit 108 receives the communication data from the control station 101 or the reception data distribution unit 109 or the control station communication unit 105, and when the type data is communication data between the control station and the dependent station and the transmission address is the own station. To the control station communication unit 105, to the transmission data combining unit 110 in the case of another station, and if the type data is
If the communication data between the control stations is directly connected to the control station 101 via the direct line, the communication data is output to the control station 101. If the communication data is not directly connected to the control station 101, the communication data is output to the transmission data combining unit 110.
受信データ分配部109は、前段の従属局から前記通信
データを入力し、種別データが制御局→従属局間通信デ
ータ又は従属局→制御局間通信データの場合は、制御局
通信切換部108へ、従属局従属局間通信データの場合
は従属局通信部106へ、前記通信データを出力する。こ
こに出力された通信データは、さらに送信データ結合部
110を経て次段の従属局へ送出される。The reception data distribution unit 109 inputs the communication data from the preceding dependent station, and if the type data is control station → dependent station communication data or dependent station → control station communication data, to the control station communication switching unit 108. In the case of the dependent station-to-dependent station communication data, the communication data is output to the dependent station communication section 106. The communication data output here is further transmitted to the transmission data combining unit.
The data is sent to the next dependent station via 110.
このようにして制御局101と直接接続されていない従
属局103,104に対しても、従属局通信回線を経由して制
御局101と通信データの送受が可能である。In this way, it is possible to transmit / receive communication data to / from the control station 101 via the dependent station communication line even to the dependent stations 103 and 104 that are not directly connected to the control station 101.
本発明の動作をより具体的に詳細に説明するために、
第３図により従属局の数が２局の場合について、制御局
から直接通信回線の備えられていない従属局に対しても
通信が行われることを説明する。In order to describe the operation of the present invention in more detail,
With reference to FIG. 3, when the number of the subordinate stations is two, it will be described that communication is performed from the control station to the subordinate station without a direct communication line.
第３図において、制御局301は、従属局303を示す送信
アドレスと制御局→従属局間通信データを示す種別デー
タを含む通信データa1を従属局302へ出力する。In FIG. 3, the control station 301, and outputs the communication data a 1 including the type data indicating the communication data between the control station → slave station transmission address indicating the dependent station 303 to the dependent station 302.
従属局302の制御局通信切換部304は、制御局301から
入力された通信データa1の種別データが制御局→従属局
間通信データを示し、送信アドレスが従属局303を示す
ため通信データa1を送信データ結合部308へ通信データb
2として出力する。The control station communication switching unit 304 of the dependent station 302 indicates that the type data of the communication data a 1 input from the control station 301 indicates control station-to-dependent station communication data, and that the transmission address indicates the dependent station 303. 1 to the transmission data combining unit 308 communication data b
Output as 2 .
従属局302の送信データ結合部308は、従属局通信部30
7からの通信データb2を出力中のときはその出力終了後
に、また出力中でない場合は直ちに制御局通信切換部30
4からの通信データb2を次段の従属局303へ通信データe2
として出力する。The transmission data combining section 308 of the dependent station 302
When in the output communication data b 2 from 7 after the output completion, and if not being output immediately control station communication switching unit 30
Communication communication data b 2 from 4 next stage of the dependent station 303 data e 2
Output as
従属局303の受信データ分配部311は、入力された通信
データe2の種別データが、制御局→従属局間通信データ
を示すため、前段の従属局302からの通信データe2を制
御局通信切換部309へ通信データf1として出力する。Receiving data distribution unit 311 of the slave station 303, the type data is inputted communication data e 2, to indicate the communication data between the control station → slave station, control station communicate communication data e 2 from the preceding dependent station 302 to switching section 309 outputs the communication data f 1.
従属局303の制御局通信切換部309は、入力された通信
データf1の種別データが制御局→従属局間通信データを
示し、送信アドレスが自局を示すため、通信データf1を
制御局通信部310へ通信データg2として出力する。Control station communication switching unit 309 of dependent station 303, the type data of the input communication data f 1 indicates the communication data between the control station → slave station, since the transmission address indicating the own station, controlling the communication data f 1 station and outputs to the communication unit 310 as the communication data g 2.
従属局303の制御局通信部310は、入力された通信デー
タg2に従がい内部データ315の読み出し又は書込みを行
ない、送信アドレスに従属局303と種別データに従属局
→制御局間通信データを含む制御局への通信データg1を
制御局通信切換部309へ出力する。Control station communication unit 310 of the slave station 303, the communication data g 2 inputted performs reading or writing of従Gai internal data 315, communication data between slave station → control station and dependent stations 303 type data transmission address the communication data g 1 to the control station including outputting to the control station communication switching unit 309.
従属局303の制御局通信切換部309は、入力された通信
データg1の種別データが従属局→制御局間通信データで
あるが、自局が制御局301と接続されていないため、通
信データg1を送信データ結合部313へ通信データf2とし
て出力する。Since the control station communication switching unit 309 of dependent station 303, although the type data of the input communication data g 1 is communication data between slave station → control station, the local station is not connected to the control station 301, the communication data the g 1 and outputs it to the transmission data combining unit 313 as the communication data f 2.
従属局303の送信データ結合部313は、従属局通信部31
2からの通信データh2を出力中のときはその出力終了後
に、また出力中でない場合は直ちに、制御局通信切換部
309からの通信データf2を前段の従属局302へ通信データ
e1として出力する。The transmission data combining unit 313 of the dependent station 303
When the communication data h2 from 2 is being output, after the output is completed, and immediately when not outputting, the control station communication switching unit
Communication data communication data f 2 from 309 previous stage of the dependent stations 302
to output as e 1.
従属局302の受信データ分配部306は、入力された通信
データe1の種別データが従属局→制御局通信データであ
るため、次段の従属局303からの通信データe1を制御局
通信切換部304へ通信データb1として出力する。The received data distribution unit 306 of the dependent station 302 switches the communication data e 1 from the next dependent station 303 to the control station communication because the type data of the input communication data e 1 is dependent station → control station communication data. and outputs it to the section 304 as communication data b 1.
従属局302の制御局通信切換部304は、入力された通信
データb1の種別データが従属局→制御局間通信データで
あり、自局が制御局と接続されているため、通信データ
b1を制御局301へ通信データa2として出力する。Control station communication switching unit 304 of dependent station 302, since the type data of the input communication data b 1 is communication data between slave station → control station, the local station is connected to the control station, communication data
The b 1 outputs to the control station 301 as communication data a 2.
以上のように、制御局301と従属局303が通信を行なう
ことができる。As described above, the control station 301 and the dependent station 303 can communicate.
次に、第３図において、従属局302から従属局303に通
信を行なう場合を説明する。Next, the case where communication is performed from the dependent station 302 to the dependent station 303 in FIG. 3 will be described.
従属局302の従属局通信部307は、内部データ314を取
り込み自従属局302を示す送信アドレスと従属局従属
局間通信データを示す種別データを含む通信データd2を
送信データ結合部308へ出力する。Dependent station communication unit 307 of the slave station 302 outputs the communication data d 2 including the type data indicating the transmission address and inter dependent station subordinate station communication data indicating the own dependent station 302 accepts the internal data 314 to the transmission data combining unit 308 I do.
従属局302の送信データ結合部308は、制御局通信切換
部304からの通信データd2を出力中のときはその出力終
了後に、また出力中でないときには直ちに、従属局通信
部307からの通信データd2を次段の従属局303へ通信デー
タe2として出力する。When the communication data d 2 from the control station communication switching unit 304 is being output, the transmission data combining unit 308 of the slave station 302 ends the communication data from the slave station communication unit 307 immediately after the output is completed, and immediately when the communication data d 2 is not being output. and it outputs the d 2 to the subsequent dependent station 303 as communication data e 2.
従属局303の受信データ分配部311は、入力された通信
データe2の種別データが、従属局従属局間通信データ
を示すため前段の従属局302からの通信データe2を従属
局通信部312へ通信データh1として出力する。Receiving data distribution unit 311 of the slave station 303, the type data of the input communication data e 2 is dependent station subordinate station communication unit 312 to communicate data e 2 from the preceding dependent station 302 to indicate a communication data between slave stations to be output as communication data h 1.
従属局303の従属局通信部312は、入力された通信デー
タに従がい、自局の内部データ315への書込み及び読み
出しを行い、送信アドレスに自従属局303と種別データ
に従属局従属局間通信データを含む通信データh2を送
信データ結合部313へ出力する。The dependent station communication unit 312 of the dependent station 303 performs writing and reading to and from the internal data 315 of the own station according to the input communication data, and sets the transmission address between the dependent station 303 and the dependent station to the type data. and outputs the communication data h 2 including the communication data to the transmission data combining unit 313.
従属局303の送信データ結合部313は、制御局通信切換
部309からの通信データf2を出力中のときはその出力終
了後に、また出力中でないときは直ちに、従属局通信部
312からの通信データh2を前段の従属局へ通信データe1
として出力する。Transmission data combining unit 313 of the slave station 303, when in the output communication data f 2 from the control station communication switching unit 309 after the output completion, and immediately when not in output, dependent station communication unit
The communication data h 2 from 312 is sent to the preceding slave station as communication data e 1
Output as
従属局302の受信データ分配部306は、入力された通信
データe1の種別データが、従属局従属局間通信データ
を示すため、次段の従属局303からの通信データe1を従
属局通信部307へ通信データd1として出力する。Receiving data distribution unit 306 of the slave station 302, the type data is inputted communication data e 1, to indicate the communication data between slave stations subordinate station, the subordinate station communicate communication data e 1 from the next stage of the dependent stations 303 and outputs it to the section 307 as communication data d 1.
従属局302の従属局通信部307は、入力された通信デー
タd1を自局の内部データ314へ書込む。Dependent station communication unit 307 of the slave station 302 writes the communication data d 1 that is input to the internal data 314 of the local station.
以上のように、従属局302と従属局303が通信を行なう
ことができる。As described above, the dependent station 302 and the dependent station 303 can perform communication.
以上は、従属局の数が２局の場合について述べたが、
第１図に示す如く３局、さらにはそれ以上の場合につい
ても可能である。この場合、最終段の送信データ結合部
は最前段の受信データ分配部に接続され、全従属局が従
属局通信回線でリンク状に結合されることは従来の通信
制御装置と同様である。したがい、制御局に接続される
従属局は任意に選択出来ること。In the above, the case where the number of the dependent stations is two has been described.
As shown in FIG. 1, three or more stations are possible. In this case, the transmission data combining unit at the last stage is connected to the reception data distribution unit at the forefront stage, and all the subordinate stations are connected in a link form by the subordinate station communication line, as in the conventional communication control device. Therefore, the slave station connected to the control station shall be arbitrarily selectable.
以上説明したように本発明は、本通信制御装置を従属
局に備えることにより、制御局と従属局を接続する制御
局通信回線は任意の１ケ所のみで良く、従属局と従属局
を接続する従属局通信回線により、制御局と制御局通信
回線が接続されていない従属局との通信を行なうことが
できる効果がある。As described above, according to the present invention, by providing the communication control device in the dependent station, the control station communication line connecting the control station and the dependent station may be provided at only one arbitrary position, and the dependent station is connected to the dependent station. The slave station communication line has an effect of enabling communication between the control station and a slave station to which the control station communication line is not connected.
第１図は一実施例を示すブロック図、第２図は第１図に
示す従属局の内部ブロック図、第３図は第１図の実施例
を用い従属局が２局の場合の通信例を示すブロック図、
第４図は従来の一例を示すブロック図、第５図は第４図
に示す従属局の内部ブロック図である。 101,200……制御局、102,103,104,202,204……従属局、
105,205……制御局通信部、106,206……従属局通信部、
107,207……内部データ、108……制御局通信切換部、10
9……受信データ分配部、110……送信データ結合部、30
1……制御局、302,303……従属局、304,309……制御局
通信切換部、305,310……制御局通信部、306,311……受
信データ分配部、307,312……従属局通信部、308,313…
…送信データ結合部、314,315……内部データ。FIG. 1 is a block diagram showing one embodiment, FIG. 2 is an internal block diagram of a dependent station shown in FIG. 1, and FIG. 3 is a communication example in the case of using the embodiment of FIG. A block diagram showing the
FIG. 4 is a block diagram showing an example of the related art, and FIG. 5 is an internal block diagram of a dependent station shown in FIG. 101,200 …… Control station, 102,103,104,202,204 …… Dependent station,
105,205 ... Control station communication unit, 106,206 ... Dependent station communication unit
107, 207: Internal data, 108: Control station communication switching unit, 10
9: received data distribution unit, 110: transmitted data combining unit, 30
1 Control station, 302, 303 Dependent station, 304, 309 Control station communication switching section, 305, 310 Control station communication section, 306, 311 Received data distribution section, 307, 312 Dependent station communication section, 308, 313
... Transmission data combining unit, 314,315 ... Internal data.
───────────────────────────────────────────────────── フロントページの続き (56)参考文献 特開 昭61−98465（ＪＰ，Ａ) 特開 昭63−275237（ＪＰ，Ａ) 特開 昭55−77256（ＪＰ，Ａ) 特開 昭62−21341（ＪＰ，Ａ) ──────────────────────────────────────────────────続 き Continuation of the front page (56) References JP-A-61-98465 (JP, A) JP-A-63-275237 (JP, A) JP-A-55-77256 (JP, A) JP-A-62 21341 (JP, A)
Claims (1)
アドレスを含む通信データを送受する通信制御装置にお
いて、前記通信データにさらに制御局→従属局間通信デ
ータ，従属間従属局間通信データ，従属局→制御局間
通信データを判別するための種別データを含む通信デー
タの送受に際し、前記制御局または後記受信データ分配
部または前記制御局通信部から前記種別データを含む通
信データを入力し、送信アドレスと種別データと制御局
との接続状態を判定し、出力先である制御局または制御
局通信部または後記送信データ結合部へ前記種別データ
を含む通信データを出力する制御局通信切換部を含み、
前記種別データを含む通信データを入力し種別データを
判定し、出力先である前記制御局通信切換部または従属
局通信部へ前記種別データを含む通信データを出力する
受信データ分配部を含み、前記制御局通信切換部と従属
局通信部から受信した２つの前記種別データを含む通信
データを同一回線上に出力するために、一方を出力中の
場合には、出力終了後に、出力中でない場合はすぐに、
もう一方を出力する制御を行なう送信データ結合部を含
むことを特徴とする通信制御装置。1. A communication control device having a control station communication unit and a dependent station communication unit for transmitting and receiving communication data including a transmission address, wherein the communication data further includes a communication data between a control station and a dependent station, and a dependent dependent station. Communication data including the type data for discriminating the communication data between the dependent stations and the control station when transmitting / receiving the communication data including the type data from the control station or the received data distribution unit or the control station communication unit. Control station that determines the connection state between the transmission address, the type data, and the control station, and outputs communication data including the type data to a control station or a control station communication unit or a transmission data combining unit, which is an output destination. Including a communication switching unit,
The communication data including the type data is input, the type data is determined, and the reception data distribution unit that outputs the communication data including the type data to the control station communication switching unit or the dependent station communication unit that is an output destination, In order to output the communication data including the two types of data received from the control station communication switching unit and the dependent station communication unit on the same line, if one is being output, after the output is completed, if the output is not being performed, Soon,
A communication control device, comprising: a transmission data combining unit for performing control for outputting another signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2066580A JP2582455B2 (en) | 1990-03-16 | 1990-03-16 | Communication control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2066580A JP2582455B2 (en) | 1990-03-16 | 1990-03-16 | Communication control device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH03267834A JPH03267834A (en) | 1991-11-28 |
| JP2582455B2 true JP2582455B2 (en) | 1997-02-19 |
Family
ID=13320036
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2066580A Expired - Fee Related JP2582455B2 (en) | 1990-03-16 | 1990-03-16 | Communication control device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2582455B2 (en) |
-
1990
- 1990-03-16 JP JP2066580A patent/JP2582455B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH03267834A (en) | 1991-11-28 |
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|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |