JPS53145431A - Test method for memory - Google Patents

Test method for memory

Info

Publication number
JPS53145431A
JPS53145431A JP6016477A JP6016477A JPS53145431A JP S53145431 A JPS53145431 A JP S53145431A JP 6016477 A JP6016477 A JP 6016477A JP 6016477 A JP6016477 A JP 6016477A JP S53145431 A JPS53145431 A JP S53145431A
Authority
JP
Japan
Prior art keywords
memory
test method
reading
fault
installing
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
JP6016477A
Other languages
Japanese (ja)
Inventor
Hide Miyasaka
Yutaka Mizoguchi
Shigeru Mukogasa
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.)
Fujitsu Ltd
Original Assignee
Fujitsu 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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP6016477A priority Critical patent/JPS53145431A/en
Publication of JPS53145431A publication Critical patent/JPS53145431A/en
Pending legal-status Critical Current

Links

Landscapes

  • Techniques For Improving Reliability Of Storages (AREA)
  • For Increasing The Reliability Of Semiconductor Memories (AREA)

Abstract

PURPOSE: To secure a detection for such fault that the test data is sent out as the read-out contents regardless of the reading or writing times through a single-unit test of the memory by the comparison check system, by installing a reading time inversion circuit.
COPYRIGHT: (C)1978,JPO&Japio
JP6016477A 1977-05-24 1977-05-24 Test method for memory Pending JPS53145431A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6016477A JPS53145431A (en) 1977-05-24 1977-05-24 Test method for memory

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6016477A JPS53145431A (en) 1977-05-24 1977-05-24 Test method for memory

Publications (1)

Publication Number Publication Date
JPS53145431A true JPS53145431A (en) 1978-12-18

Family

ID=13134231

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6016477A Pending JPS53145431A (en) 1977-05-24 1977-05-24 Test method for memory

Country Status (1)

Country Link
JP (1) JPS53145431A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5208777A (en) * 1990-11-30 1993-05-04 Nec Corporation Semiconductor memory device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5208777A (en) * 1990-11-30 1993-05-04 Nec Corporation Semiconductor memory device

Similar Documents

Publication Publication Date Title
JPS5336430A (en) Character print system for program calculator
JPS53145431A (en) Test method for memory
JPS53115129A (en) Time axis correcting device
JPS539443A (en) Test system for electronic package
JPS5336A (en) Data input unit
JPS5346237A (en) Electronic device having memory unit capable of write-in and readout
JPS53122340A (en) Check system for read-in data
JPS53108243A (en) Measurement system for memory access time
JPS52144235A (en) Breakdown detection system for memory capable of reading/writing
JPS5414644A (en) Detection system for trouble of buffer memory circuit
JPS5424612A (en) Error detecting system of data memory device
JPS54823A (en) Display control system for ruled line pattern
JPS5443433A (en) Memory element designation system
JPS5374849A (en) Checking method for writing data
JPS5340A (en) Fault processing system for data processing unit
JPS5310412A (en) Erroneous data-writing operation preventive system
JPS53143137A (en) Magnetic bubble memory unit
JPS52119954A (en) Transmission method of measuring data
JPS5333540A (en) Memory test unit
JPS5375741A (en) Test equipment for data processing unit
JPS5231625A (en) Memory test method
JPS52104024A (en) Information check system
JPS5375836A (en) Input checking system
JPS5411647A (en) Buffer retray system
JPS5343441A (en) Test method for ic memory element