JPS524138A - Initial program writing system of calculator - Google Patents

Initial program writing system of calculator

Info

Publication number
JPS524138A
JPS524138A JP50080040A JP8004075A JPS524138A JP S524138 A JPS524138 A JP S524138A JP 50080040 A JP50080040 A JP 50080040A JP 8004075 A JP8004075 A JP 8004075A JP S524138 A JPS524138 A JP S524138A
Authority
JP
Japan
Prior art keywords
initial program
calculator
writing system
program writing
storage device
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
Application number
JP50080040A
Other languages
Japanese (ja)
Inventor
Takehiko Nishida
Kunihiko Onuma
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP50080040A priority Critical patent/JPS524138A/en
Publication of JPS524138A publication Critical patent/JPS524138A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE: To set part of the main storage device as non-wirte zone and to ensure an effective writing of the initial program by making it possible to attach an exclusive readout storage device as necessity arises.
COPYRIGHT: (C)1977,JPO&Japio
JP50080040A 1975-06-30 1975-06-30 Initial program writing system of calculator Pending JPS524138A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50080040A JPS524138A (en) 1975-06-30 1975-06-30 Initial program writing system of calculator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50080040A JPS524138A (en) 1975-06-30 1975-06-30 Initial program writing system of calculator

Publications (1)

Publication Number Publication Date
JPS524138A true JPS524138A (en) 1977-01-13

Family

ID=13707122

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50080040A Pending JPS524138A (en) 1975-06-30 1975-06-30 Initial program writing system of calculator

Country Status (1)

Country Link
JP (1) JPS524138A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5437646A (en) * 1977-08-31 1979-03-20 Toshiba Corp Program loading system
JPS5440052A (en) * 1977-09-06 1979-03-28 Toshiba Corp Information process system
JPS5624625A (en) * 1979-08-03 1981-03-09 Hitachi Ltd Automatic initial program load system

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5437646A (en) * 1977-08-31 1979-03-20 Toshiba Corp Program loading system
JPS5719454B2 (en) * 1977-08-31 1982-04-22
JPS5440052A (en) * 1977-09-06 1979-03-28 Toshiba Corp Information process system
JPS5624625A (en) * 1979-08-03 1981-03-09 Hitachi Ltd Automatic initial program load system

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