JPS52153632A - Memory correction system - Google Patents
Memory correction systemInfo
- Publication number
- JPS52153632A JPS52153632A JP6970376A JP6970376A JPS52153632A JP S52153632 A JPS52153632 A JP S52153632A JP 6970376 A JP6970376 A JP 6970376A JP 6970376 A JP6970376 A JP 6970376A JP S52153632 A JPS52153632 A JP S52153632A
- Authority
- JP
- Japan
- Prior art keywords
- correction system
- memory correction
- rom
- memory
- submemory
- 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
Landscapes
- Read Only Memory (AREA)
- Techniques For Improving Reliability Of Storages (AREA)
- For Increasing The Reliability Of Semiconductor Memories (AREA)
Abstract
PURPOSE: To enable easy back up for ROM defection, by providing the submemory unit in parallel with ROM'.
COPYRIGHT: (C)1977,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6970376A JPS52153632A (en) | 1976-06-16 | 1976-06-16 | Memory correction system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6970376A JPS52153632A (en) | 1976-06-16 | 1976-06-16 | Memory correction system |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS52153632A true JPS52153632A (en) | 1977-12-20 |
Family
ID=13410464
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP6970376A Pending JPS52153632A (en) | 1976-06-16 | 1976-06-16 | Memory correction system |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS52153632A (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58186875A (en) * | 1982-04-26 | 1983-10-31 | Sharp Corp | Program alteration system of electronic cash register or the like |
JPS5958475A (en) * | 1982-08-06 | 1984-04-04 | ザ・バブコック・アンド・ウイルコックス・カンパニー | Color graphic crt display using writable character font |
JPS60221792A (en) * | 1985-03-20 | 1985-11-06 | 株式会社日立製作所 | Character generation circuit |
JPS61230699A (en) * | 1985-04-05 | 1986-10-14 | Nippon Denki Kanji Syst Kk | Storage system |
-
1976
- 1976-06-16 JP JP6970376A patent/JPS52153632A/en active Pending
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58186875A (en) * | 1982-04-26 | 1983-10-31 | Sharp Corp | Program alteration system of electronic cash register or the like |
JPS5958475A (en) * | 1982-08-06 | 1984-04-04 | ザ・バブコック・アンド・ウイルコックス・カンパニー | Color graphic crt display using writable character font |
JPS60221792A (en) * | 1985-03-20 | 1985-11-06 | 株式会社日立製作所 | Character generation circuit |
JPS61230699A (en) * | 1985-04-05 | 1986-10-14 | Nippon Denki Kanji Syst Kk | Storage system |
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