JPS5923824U - Microcomputer interface circuit - Google Patents

Microcomputer interface circuit

Info

Publication number
JPS5923824U
JPS5923824U JP11733082U JP11733082U JPS5923824U JP S5923824 U JPS5923824 U JP S5923824U JP 11733082 U JP11733082 U JP 11733082U JP 11733082 U JP11733082 U JP 11733082U JP S5923824 U JPS5923824 U JP S5923824U
Authority
JP
Japan
Prior art keywords
microcomputer
interface circuit
microcomputer interface
power supply
output port
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
JP11733082U
Other languages
Japanese (ja)
Inventor
正彦 藤井
Original Assignee
日本電気ホームエレクトロニクス株式会社
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 日本電気ホームエレクトロニクス株式会社 filed Critical 日本電気ホームエレクトロニクス株式会社
Priority to JP11733082U priority Critical patent/JPS5923824U/en
Publication of JPS5923824U publication Critical patent/JPS5923824U/en
Pending legal-status Critical Current

Links

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

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

第１図は従来めマイクロコンピュータのインターフェー
ス回路の一例を示す回路図、第２図は本−ＩＪによるマ
イクロコンピュータのインターフェース回路の一実施例
を示す回路図である。 １・・・電源スィッチ、２・・・安定化電源回路、３・
・・インターフェース、４・・・負荷回路、５．８・・
・ダイオード、６・・・マイクロコンピュータ、７・・
・電池、９・・・トランジスタ、１１．１２・・・イン
バー　タ。FIG. 1 is a circuit diagram showing an example of a conventional microcomputer interface circuit, and FIG. 2 is a circuit diagram showing an embodiment of the microcomputer interface circuit according to this IJ. 1...Power switch, 2...Stabilized power supply circuit, 3.
...Interface, 4...Load circuit, 5.8...
・Diode, 6...Microcomputer, 7...
・Battery, 9...transistor, 11.12...inverter.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] バックアップモード時に出力ポートが“Ｈ”し・ベルと
なるマイクロコンピュータに於いて、前記マイクロコン
ピュータの出力ポートに低消費電力型のインバータを介
してインターフェースを接続するとともに、このインバ
ータの電源を前記マイクロコンピュータの電源と共用し
たこ、とを特徴とスルマイクロコンピュータのインター
フェース回路二In a microcomputer whose output port goes "H" and becomes a bell during backup mode, an interface is connected to the output port of the microcomputer via a low power consumption inverter, and the power supply of this inverter is connected to the microcomputer. The power supply is shared with the microcomputer interface circuit, and it features two microcomputer interface circuits.
JP11733082U 1982-07-31 1982-07-31 Microcomputer interface circuit Pending JPS5923824U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11733082U JPS5923824U (en) 1982-07-31 1982-07-31 Microcomputer interface circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11733082U JPS5923824U (en) 1982-07-31 1982-07-31 Microcomputer interface circuit

Publications (1)

Publication Number Publication Date
JPS5923824U true JPS5923824U (en) 1984-02-14

Family

ID=30270134

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11733082U Pending JPS5923824U (en) 1982-07-31 1982-07-31 Microcomputer interface circuit

Country Status (1)

Country Link
JP (1) JPS5923824U (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5672722A (en) * 1979-11-19 1981-06-17 Nec Corp Integrated circuit device
JPS5781630A (en) * 1980-11-07 1982-05-21 Toshiba Corp Electronic circuit

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5672722A (en) * 1979-11-19 1981-06-17 Nec Corp Integrated circuit device
JPS5781630A (en) * 1980-11-07 1982-05-21 Toshiba Corp Electronic circuit

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