JPH0238643U - - Google Patents
Info
- Publication number
- JPH0238643U JPH0238643U JP11491188U JP11491188U JPH0238643U JP H0238643 U JPH0238643 U JP H0238643U JP 11491188 U JP11491188 U JP 11491188U JP 11491188 U JP11491188 U JP 11491188U JP H0238643 U JPH0238643 U JP H0238643U
- Authority
- JP
- Japan
- Prior art keywords
- signal line
- common signal
- data
- data bus
- disconnect
- 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
Description
第１図はこの考案の一実施例によるデータバス
制御装置の構成図、第２図はこの装置の動作を示
すタイミング図、第３図は従来の装置の構成図、
第４図は従来の装置の動作を示すタイミング図、
第５図はこの考案の他の実施例によるデータバス
制御装置の構成図である。
１ａ，１ｂ，１ｃはデータ伝送装置、２ａ，２
ｂ，２ｃはスイツチ回路、３はデータバス、４，
５，６は制御信号である。なお図中同一符号は同
一又は相当部分を示す。
FIG. 1 is a block diagram of a data bus control device according to an embodiment of this invention, FIG. 2 is a timing diagram showing the operation of this device, and FIG. 3 is a block diagram of a conventional device.
FIG. 4 is a timing diagram showing the operation of the conventional device;
FIG. 5 is a block diagram of a data bus control device according to another embodiment of this invention. 1a, 1b, 1c are data transmission devices, 2a, 2
b, 2c are switch circuits, 3 is a data bus, 4,
5 and 6 are control signals. Note that the same reference numerals in the figures indicate the same or equivalent parts.
Claims (1)
のやりとりを行なう系において、 共通信号線と各装置の信号との間に共通信号線
を伝送されるデータあるいは制御信号と同期して
動作するスイツチを設け、 系を構成する任意の装置を、他の装置の動作に
影響を与えないように接続あるいは切り離すこと
ができるようにしたことを特徴とするデータバス
制御装置。[Claims for Utility Model Registration] In a system where data is exchanged between multiple devices connected by a common signal line, data or control transmitted through the common signal line between the common signal line and the signals of each device. A data bus control device, characterized in that it is equipped with a switch that operates in synchronization with a signal, and can connect or disconnect any device constituting the system without affecting the operation of other devices. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11491188U JPH0238643U (en) | 1988-08-31 | 1988-08-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11491188U JPH0238643U (en) | 1988-08-31 | 1988-08-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0238643U true JPH0238643U (en) | 1990-03-14 |
Family
ID=31356086
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11491188U Pending JPH0238643U (en) | 1988-08-31 | 1988-08-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0238643U (en) |
-
1988
- 1988-08-31 JP JP11491188U patent/JPH0238643U/ja active Pending
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