JPS6372634U - - Google Patents

Info

Publication number
JPS6372634U
JPS6372634U JP16620286U JP16620286U JPS6372634U JP S6372634 U JPS6372634 U JP S6372634U JP 16620286 U JP16620286 U JP 16620286U JP 16620286 U JP16620286 U JP 16620286U JP S6372634 U JPS6372634 U JP S6372634U
Authority
JP
Japan
Prior art keywords
key
input
code
circuit
input method
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
JP16620286U
Other languages
Japanese (ja)
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 JP16620286U priority Critical patent/JPS6372634U/ja
Publication of JPS6372634U publication Critical patent/JPS6372634U/ja
Pending legal-status Critical Current

Links

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  • Input From Keyboards Or The Like (AREA)

Description

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

第1図はこの考案の一実施例によるキー入力方
式を示すブロツク図、第2図は従来のキー入力方
式を示すブロツク図である。 図において、1……キー接点マトリクス回路、
2……キー信号インターフエース回路、3……キ
ーコモン線ドライブ回路、4……マルチプレクサ
、5……デコーダ、6……カウンタ、8……割込
出力信号線、9……原発信回路、12……キーコ
ード出力線、13……ラツチ回路を示す。なお、
図中、同一符号は同一又は相当部分を示す。
FIG. 1 is a block diagram showing a key input method according to an embodiment of this invention, and FIG. 2 is a block diagram showing a conventional key input method. In the figure, 1... key contact matrix circuit,
2...Key signal interface circuit, 3...Key common line drive circuit, 4...Multiplexer, 5...Decoder, 6...Counter, 8...Interrupt output signal line, 9...Original transmitter circuit, 12... . . .Key code output line, 13 . . . indicates a latch circuit. In addition,
In the figures, the same reference numerals indicate the same or corresponding parts.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] モーメンタリーキーとその入力回路を組み合わ
せ、各キー毎にコードを出力することで、そのコ
ードの入力装置がどのキー入力なのか識別できる
ようにしたことを特徴とするキー入力方式。
A key input method characterized by combining a momentary key and its input circuit and outputting a code for each key so that the input device for that code can identify which key is being input.
JP16620286U 1986-10-28 1986-10-28 Pending JPS6372634U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16620286U JPS6372634U (en) 1986-10-28 1986-10-28

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16620286U JPS6372634U (en) 1986-10-28 1986-10-28

Publications (1)

Publication Number Publication Date
JPS6372634U true JPS6372634U (en) 1988-05-16

Family

ID=31096948

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16620286U Pending JPS6372634U (en) 1986-10-28 1986-10-28

Country Status (1)

Country Link
JP (1) JPS6372634U (en)

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