JPS5277993A - Numeric controller - Google Patents
Numeric controllerInfo
- Publication number
- JPS5277993A JPS5277993A JP50154443A JP15444375A JPS5277993A JP S5277993 A JPS5277993 A JP S5277993A JP 50154443 A JP50154443 A JP 50154443A JP 15444375 A JP15444375 A JP 15444375A JP S5277993 A JPS5277993 A JP S5277993A
- Authority
- JP
- Japan
- Prior art keywords
- random access
- access memory
- numeric controller
- matching
- memory
- 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
Abstract
PURPOSE: To improve safety and reliability of random access memory in such a manner that matching data are provided in read only memory and random access memory for matching and detecting abnormarity in random access memory.
COPYRIGHT: (C)1977,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP50154443A JPS5277993A (en) | 1975-12-24 | 1975-12-24 | Numeric controller |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP50154443A JPS5277993A (en) | 1975-12-24 | 1975-12-24 | Numeric controller |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5277993A true JPS5277993A (en) | 1977-06-30 |
Family
ID=15584303
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP50154443A Pending JPS5277993A (en) | 1975-12-24 | 1975-12-24 | Numeric controller |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5277993A (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS53109078A (en) * | 1977-03-07 | 1978-09-22 | Tokyo Electric Power Co Inc:The | Digital arithmatic unit |
JPS5595154A (en) * | 1978-12-27 | 1980-07-19 | Cii | Device for testing control characters stored in memory |
EP0027317A2 (en) * | 1979-09-18 | 1981-04-22 | Fanuc Ltd. | Sequence control system for numerically controlled machine tool |
JPS58167940U (en) * | 1982-04-30 | 1983-11-09 | 株式会社島津製作所 | Program data check device for complex arithmetic unit |
JPS59165043U (en) * | 1983-04-15 | 1984-11-06 | 株式会社東芝 | Malfunction prevention circuit |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS50120931A (en) * | 1974-03-11 | 1975-09-22 |
-
1975
- 1975-12-24 JP JP50154443A patent/JPS5277993A/en active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS50120931A (en) * | 1974-03-11 | 1975-09-22 |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS53109078A (en) * | 1977-03-07 | 1978-09-22 | Tokyo Electric Power Co Inc:The | Digital arithmatic unit |
JPS5595154A (en) * | 1978-12-27 | 1980-07-19 | Cii | Device for testing control characters stored in memory |
JPS6258021B2 (en) * | 1978-12-27 | 1987-12-03 | See Ii Ii Haneueru Buru | |
EP0027317A2 (en) * | 1979-09-18 | 1981-04-22 | Fanuc Ltd. | Sequence control system for numerically controlled machine tool |
JPS58167940U (en) * | 1982-04-30 | 1983-11-09 | 株式会社島津製作所 | Program data check device for complex arithmetic unit |
JPS59165043U (en) * | 1983-04-15 | 1984-11-06 | 株式会社東芝 | Malfunction prevention circuit |
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