JPS5532130A - Erase key operation system in protect area and unprotect area - Google Patents

Erase key operation system in protect area and unprotect area

Info

Publication number
JPS5532130A
JPS5532130A JP10466678A JP10466678A JPS5532130A JP S5532130 A JPS5532130 A JP S5532130A JP 10466678 A JP10466678 A JP 10466678A JP 10466678 A JP10466678 A JP 10466678A JP S5532130 A JPS5532130 A JP S5532130A
Authority
JP
Japan
Prior art keywords
area
unprotect
erase key
key
data
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
Application number
JP10466678A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6118777B2 (enExample
Inventor
Yasuo Nagai
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toshiba Corp
Original Assignee
Toshiba Corp
Tokyo Shibaura Electric Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Toshiba Corp, Tokyo Shibaura Electric Co Ltd filed Critical Toshiba Corp
Priority to JP10466678A priority Critical patent/JPS5532130A/ja
Publication of JPS5532130A publication Critical patent/JPS5532130A/ja
Publication of JPS6118777B2 publication Critical patent/JPS6118777B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Input From Keyboards Or The Like (AREA)
  • Digital Computer Display Output (AREA)
JP10466678A 1978-08-28 1978-08-28 Erase key operation system in protect area and unprotect area Granted JPS5532130A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10466678A JPS5532130A (en) 1978-08-28 1978-08-28 Erase key operation system in protect area and unprotect area

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10466678A JPS5532130A (en) 1978-08-28 1978-08-28 Erase key operation system in protect area and unprotect area

Publications (2)

Publication Number Publication Date
JPS5532130A true JPS5532130A (en) 1980-03-06
JPS6118777B2 JPS6118777B2 (enExample) 1986-05-14

Family

ID=14386780

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10466678A Granted JPS5532130A (en) 1978-08-28 1978-08-28 Erase key operation system in protect area and unprotect area

Country Status (1)

Country Link
JP (1) JPS5532130A (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0199375U (enExample) * 1987-12-25 1989-07-04

Also Published As

Publication number Publication date
JPS6118777B2 (enExample) 1986-05-14

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