JPS6244329U - - Google Patents

Info

Publication number
JPS6244329U
JPS6244329U JP13518385U JP13518385U JPS6244329U JP S6244329 U JPS6244329 U JP S6244329U JP 13518385 U JP13518385 U JP 13518385U JP 13518385 U JP13518385 U JP 13518385U JP S6244329 U JPS6244329 U JP S6244329U
Authority
JP
Japan
Prior art keywords
reset
semiconductor device
reset pulse
resetting
switch
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
JP13518385U
Other languages
Japanese (ja)
Other versions
JPH0441379Y2 (en
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 filed Critical
Priority to JP1985135183U priority Critical patent/JPH0441379Y2/ja
Publication of JPS6244329U publication Critical patent/JPS6244329U/ja
Application granted granted Critical
Publication of JPH0441379Y2 publication Critical patent/JPH0441379Y2/ja
Expired legal-status Critical Current

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Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案のリセツト回路のブロツク図、
第２図は従来のリセツト回路のブロツク図である
。 １……電源スイツチ、２……リセツトパルス発
生器、３……ＣＰＵ、４……Ｚ８０―ＳＩＯ、５
……Ｚ８０―ＤＭＡ、６……リセツトスイツチ、
７……スイツチング回路。 Figure 1 is a block diagram of the reset circuit of the present invention.
FIG. 2 is a block diagram of a conventional reset circuit. 1...Power switch, 2...Reset pulse generator, 3...CPU, 4...Z80-SIO, 5
...Z80-DMA, 6...Reset switch,
7...Switching circuit.

Claims (1)

【実用新案登録請求の範囲】 リセツト端子を有するＩＣ等の第１の半導体装
置と、リセツト端子をもたないＩＣ等の第２の半
導体装置とを共有した電子機器に用いられるリセ
ツト回路にあつて、 リセツトスイツチと、 前記リセツトスイツチのオン・オフ操作により
、前記第１の半導体装置リセツト用のリセツトパ
ルスが発生されるリセツトパルス発生器と、 前記第２の半導体装置への電源電圧供給路に挿
入され、前記リセツトパルスの印加時に、前記第
２の半導体装置への電源供給を一時的に遮断する
スイツチング回路とを、 具備してなり、前記リセツトスイツチのオンオ
フ操作により、前記第１及び第２の半導体装置を
同時にリセツトすることを特徴としたリセツト回
路。[Claims for Utility Model Registration] Regarding a reset circuit used in an electronic device that shares a first semiconductor device such as an IC with a reset terminal and a second semiconductor device such as an IC without a reset terminal. , a reset switch, a reset pulse generator that generates a reset pulse for resetting the first semiconductor device by turning on and off the reset switch, and a reset pulse generator inserted into a power supply voltage supply path to the second semiconductor device. and a switching circuit that temporarily cuts off power supply to the second semiconductor device when the reset pulse is applied, and the first and second semiconductor devices are switched on and off by the on/off operation of the reset switch. A reset circuit characterized by resetting semiconductor devices at the same time.
JP1985135183U 1985-09-03 1985-09-03 Expired JPH0441379Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1985135183U JPH0441379Y2 (en) 1985-09-03 1985-09-03

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1985135183U JPH0441379Y2 (en) 1985-09-03 1985-09-03

Publications (2)

Publication Number Publication Date
JPS6244329U true JPS6244329U (en) 1987-03-17
JPH0441379Y2 JPH0441379Y2 (en) 1992-09-29

Family

ID=31037124

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1985135183U Expired JPH0441379Y2 (en) 1985-09-03 1985-09-03

Country Status (1)

Country Link
JP (1) JPH0441379Y2 (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5725024A (en) * 1980-07-21 1982-02-09 Hitachi Ltd Resetting circuit of microcomputer
JPS60231224A (en) * 1984-04-28 1985-11-16 Olympus Optical Co Ltd Reset circuit

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5725024A (en) * 1980-07-21 1982-02-09 Hitachi Ltd Resetting circuit of microcomputer
JPS60231224A (en) * 1984-04-28 1985-11-16 Olympus Optical Co Ltd Reset circuit

Also Published As

Publication number Publication date
JPH0441379Y2 (en) 1992-09-29

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