JPS5422134A - Auxiliary switching system - Google Patents
Auxiliary switching systemInfo
- Publication number
- JPS5422134A JPS5422134A JP8706777A JP8706777A JPS5422134A JP S5422134 A JPS5422134 A JP S5422134A JP 8706777 A JP8706777 A JP 8706777A JP 8706777 A JP8706777 A JP 8706777A JP S5422134 A JPS5422134 A JP S5422134A
- Authority
- JP
- Japan
- Prior art keywords
- switching system
- auxiliary switching
- cpu
- warning
- secure
- 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.)
- Granted
Links
Landscapes
- Hardware Redundancy (AREA)
Abstract
PURPOSE: To secure a smooth detection of the switching to the auxiliary unit by displaying a warning to the central operation table of CPU in case each input/output device features a different state from the current-use stage or the holding state which are set up to CPU.
COPYRIGHT: (C)1979,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8706777A JPS5422134A (en) | 1977-07-20 | 1977-07-20 | Auxiliary switching system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8706777A JPS5422134A (en) | 1977-07-20 | 1977-07-20 | Auxiliary switching system |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5422134A true JPS5422134A (en) | 1979-02-19 |
JPS5718212B2 JPS5718212B2 (en) | 1982-04-15 |
Family
ID=13904587
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP8706777A Granted JPS5422134A (en) | 1977-07-20 | 1977-07-20 | Auxiliary switching system |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5422134A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60246455A (en) * | 1984-05-22 | 1985-12-06 | Fuji Electric Co Ltd | Backup system of interface |
-
1977
- 1977-07-20 JP JP8706777A patent/JPS5422134A/en active Granted
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60246455A (en) * | 1984-05-22 | 1985-12-06 | Fuji Electric Co Ltd | Backup system of interface |
Also Published As
Publication number | Publication date |
---|---|
JPS5718212B2 (en) | 1982-04-15 |
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