JPS5267221A - Input detection circuit - Google Patents

Input detection circuit

Info

Publication number
JPS5267221A
JPS5267221A JP50143504A JP14350475A JPS5267221A JP S5267221 A JPS5267221 A JP S5267221A JP 50143504 A JP50143504 A JP 50143504A JP 14350475 A JP14350475 A JP 14350475A JP S5267221 A JPS5267221 A JP S5267221A
Authority
JP
Japan
Prior art keywords
detection circuit
input detection
input
circuit
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.)
Pending
Application number
JP50143504A
Other languages
Japanese (ja)
Inventor
Yuichiro Iwai
Yoshiichi Kawamura
Akio Shimoi
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.)
Seiko Epson Corp
Suwa Seikosha KK
Original Assignee
Seiko Epson Corp
Suwa Seikosha KK
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 Seiko Epson Corp, Suwa Seikosha KK filed Critical Seiko Epson Corp
Priority to JP50143504A priority Critical patent/JPS5267221A/en
Publication of JPS5267221A publication Critical patent/JPS5267221A/en
Pending legal-status Critical Current

Links

Landscapes

  • Calculators And Similar Devices (AREA)
  • Input From Keyboards Or The Like (AREA)

Abstract

PURPOSE: To obtain a circuit which is capable of input even through the input method is due to either skin resistance detection type touch switch or contact type switch.
COPYRIGHT: (C)1977,JPO&Japio
JP50143504A 1975-12-01 1975-12-01 Input detection circuit Pending JPS5267221A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50143504A JPS5267221A (en) 1975-12-01 1975-12-01 Input detection circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50143504A JPS5267221A (en) 1975-12-01 1975-12-01 Input detection circuit

Publications (1)

Publication Number Publication Date
JPS5267221A true JPS5267221A (en) 1977-06-03

Family

ID=15340253

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50143504A Pending JPS5267221A (en) 1975-12-01 1975-12-01 Input detection circuit

Country Status (1)

Country Link
JP (1) JPS5267221A (en)

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