JPS5368944A - Clock conroller - Google Patents

Clock conroller

Info

Publication number
JPS5368944A
JPS5368944A JP14440676A JP14440676A JPS5368944A JP S5368944 A JPS5368944 A JP S5368944A JP 14440676 A JP14440676 A JP 14440676A JP 14440676 A JP14440676 A JP 14440676A JP S5368944 A JPS5368944 A JP S5368944A
Authority
JP
Japan
Prior art keywords
clock
conroller
clock period
switch
secure
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
JP14440676A
Other languages
Japanese (ja)
Inventor
Masashi Nagase
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 JP14440676A priority Critical patent/JPS5368944A/en
Publication of JPS5368944A publication Critical patent/JPS5368944A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE: To prevent the reduction of the test time and operation miss of a selector switch and switch the clock period automatically by on-line to secure a stable operation in case of unstable operation, by switching the clock period of a synchronous computer by the program.
COPYRIGHT: (C)1978,JPO&Japio
JP14440676A 1976-12-01 1976-12-01 Clock conroller Pending JPS5368944A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14440676A JPS5368944A (en) 1976-12-01 1976-12-01 Clock conroller

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14440676A JPS5368944A (en) 1976-12-01 1976-12-01 Clock conroller

Publications (1)

Publication Number Publication Date
JPS5368944A true JPS5368944A (en) 1978-06-19

Family

ID=15361422

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14440676A Pending JPS5368944A (en) 1976-12-01 1976-12-01 Clock conroller

Country Status (1)

Country Link
JP (1) JPS5368944A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57105016A (en) * 1980-12-22 1982-06-30 Nec Corp Clock source switching system
JPS62111314A (en) * 1985-11-11 1987-05-22 Fujitsu Ltd Clock switching circuit
JPS62192815A (en) * 1986-02-20 1987-08-24 Fujitsu Ltd Clock switching circuit
JPH01312616A (en) * 1988-06-10 1989-12-18 Mitsubishi Electric Corp Driving circuit for data bus

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57105016A (en) * 1980-12-22 1982-06-30 Nec Corp Clock source switching system
JPS6250034B2 (en) * 1980-12-22 1987-10-22 Nippon Denki Kk
JPS62111314A (en) * 1985-11-11 1987-05-22 Fujitsu Ltd Clock switching circuit
JPS62192815A (en) * 1986-02-20 1987-08-24 Fujitsu Ltd Clock switching circuit
JPH0523441B2 (en) * 1986-02-20 1993-04-02 Fujitsu Ltd
JPH01312616A (en) * 1988-06-10 1989-12-18 Mitsubishi Electric Corp Driving circuit for data bus

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