JPS57164326A - Key input device - Google Patents

Key input device

Info

Publication number
JPS57164326A
JPS57164326A JP56048732A JP4873281A JPS57164326A JP S57164326 A JPS57164326 A JP S57164326A JP 56048732 A JP56048732 A JP 56048732A JP 4873281 A JP4873281 A JP 4873281A JP S57164326 A JPS57164326 A JP S57164326A
Authority
JP
Japan
Prior art keywords
key
cpu
key input
keyboard
depressing
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
JP56048732A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6311691B2 (enrdf_load_stackoverflow
Inventor
Tadahiko Horikiri
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.)
Omron Corp
Original Assignee
Tateisi Electronics Co
Omron Tateisi Electronics Co
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 Tateisi Electronics Co, Omron Tateisi Electronics Co filed Critical Tateisi Electronics Co
Priority to JP56048732A priority Critical patent/JPS57164326A/ja
Publication of JPS57164326A publication Critical patent/JPS57164326A/ja
Publication of JPS6311691B2 publication Critical patent/JPS6311691B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M11/00—Coding in connection with keyboards or like devices, i.e. coding of the position of operated keys
    • H03M11/02—Details

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Input From Keyboards Or The Like (AREA)
  • Electrophonic Musical Instruments (AREA)
JP56048732A 1981-03-31 1981-03-31 Key input device Granted JPS57164326A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56048732A JPS57164326A (en) 1981-03-31 1981-03-31 Key input device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56048732A JPS57164326A (en) 1981-03-31 1981-03-31 Key input device

Publications (2)

Publication Number Publication Date
JPS57164326A true JPS57164326A (en) 1982-10-08
JPS6311691B2 JPS6311691B2 (enrdf_load_stackoverflow) 1988-03-15

Family

ID=12811456

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56048732A Granted JPS57164326A (en) 1981-03-31 1981-03-31 Key input device

Country Status (1)

Country Link
JP (1) JPS57164326A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62159183A (ja) * 1985-12-31 1987-07-15 ヤマハ株式会社 電子楽器におけるスイツチ動作検出装置

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5143911A (enrdf_load_stackoverflow) * 1974-10-12 1976-04-15 Nippon Telegraph & Telephone
JPS54122928A (en) * 1978-03-17 1979-09-22 Hitachi Ltd Keyboard control circuit
JPS5567830A (en) * 1978-11-16 1980-05-22 Brother Ind Ltd Keyboard input device
JPS5614335A (en) * 1979-07-13 1981-02-12 Seiko Epson Corp Key input device

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5143911A (enrdf_load_stackoverflow) * 1974-10-12 1976-04-15 Nippon Telegraph & Telephone
JPS54122928A (en) * 1978-03-17 1979-09-22 Hitachi Ltd Keyboard control circuit
JPS5567830A (en) * 1978-11-16 1980-05-22 Brother Ind Ltd Keyboard input device
JPS5614335A (en) * 1979-07-13 1981-02-12 Seiko Epson Corp Key input device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62159183A (ja) * 1985-12-31 1987-07-15 ヤマハ株式会社 電子楽器におけるスイツチ動作検出装置

Also Published As

Publication number Publication date
JPS6311691B2 (enrdf_load_stackoverflow) 1988-03-15

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