JPS60123034U - Key signal input device - Google Patents

Key signal input device

Info

Publication number
JPS60123034U
JPS60123034U JP653484U JP653484U JPS60123034U JP S60123034 U JPS60123034 U JP S60123034U JP 653484 U JP653484 U JP 653484U JP 653484 U JP653484 U JP 653484U JP S60123034 U JPS60123034 U JP S60123034U
Authority
JP
Japan
Prior art keywords
key
signal
scan signal
matrix
input 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.)
Granted
Application number
JP653484U
Other languages
Japanese (ja)
Other versions
JPH049631Y2 (en
Inventor
輝幸 頼田
Original Assignee
三洋電機株式会社
鳥取三洋電機株式会社
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 三洋電機株式会社, 鳥取三洋電機株式会社 filed Critical 三洋電機株式会社
Priority to JP653484U priority Critical patent/JPS60123034U/en
Publication of JPS60123034U publication Critical patent/JPS60123034U/en
Application granted granted Critical
Publication of JPH049631Y2 publication Critical patent/JPH049631Y2/ja
Granted legal-status Critical Current

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  • Input From Keyboards Or The Like (AREA)

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図は本考案のキー信号入力装置の構成を示すブロッ
ク図、第２図はキースキャン信号を示すタイムチャート
図、第３図は本考案の他の実施例を示すブロック図であ
る。 １・・・・・・キーボード、２・・・・・・キースキャ
ン信号発生回路、３・・・・・・加算回路、４・・・・
・・加算回路、４・・・・・・ラッチ回路、５・・・・
・・制御回路。FIG. 1 is a block diagram showing the configuration of a key signal input device of the present invention, FIG. 2 is a time chart showing a key scan signal, and FIG. 3 is a block diagram showing another embodiment of the present invention. 1...Keyboard, 2...Key scan signal generation circuit, 3...Addition circuit, 4...
...Addition circuit, 4...Latch circuit, 5...
...Control circuit.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] キースイッチがマトリックス状に構成されたキーボード
と、キーマトリックスの入力線にキースイッチをスキャ
ンするスキャン信号を発生させるキースキャン信号発生
手段と、キースキャン信号及びキーマトリクスの出力線
の信号出力に夫々重−み付けを行ない、キースキャン信
号とキーマトリクスの出力線の信号出力の加算を行なう
加算回路よりなり、信号出力に対応した重み付けの加算
を行ない加算結果をキー信号として発生することを特徴
とするキー信号入力装置。A keyboard in which key switches are configured in a matrix, a key scan signal generating means for generating a scan signal for scanning the key switches on the input line of the key matrix, and a key scan signal generating means for generating a scan signal for scanning the key switch on the input line of the key matrix, and a key scan signal and a signal output of the output line of the key matrix respectively. - It is characterized by comprising an adder circuit that performs the search and adds the key scan signal and the signal output of the output line of the key matrix, performs weighted addition corresponding to the signal output, and generates the addition result as a key signal. Key signal input device.
JP653484U 1984-01-20 1984-01-20 Key signal input device Granted JPS60123034U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP653484U JPS60123034U (en) 1984-01-20 1984-01-20 Key signal input device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP653484U JPS60123034U (en) 1984-01-20 1984-01-20 Key signal input device

Publications (2)

Publication Number Publication Date
JPS60123034U true JPS60123034U (en) 1985-08-19
JPH049631Y2 JPH049631Y2 (en) 1992-03-10

Family

ID=30484063

Family Applications (1)

Application Number Title Priority Date Filing Date
JP653484U Granted JPS60123034U (en) 1984-01-20 1984-01-20 Key signal input device

Country Status (1)

Country Link
JP (1) JPS60123034U (en)

Also Published As

Publication number Publication date
JPH049631Y2 (en) 1992-03-10

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