CS403988A1 - Circuit for additional keyboard's attachment to microcomputer with built-in keyboard,whose keys are arranged in switching matrix - Google Patents

Circuit for additional keyboard's attachment to microcomputer with built-in keyboard,whose keys are arranged in switching matrix

Info

Publication number
CS403988A1
CS403988A1 CS884039A CS403988A CS403988A1 CS 403988 A1 CS403988 A1 CS 403988A1 CS 884039 A CS884039 A CS 884039A CS 403988 A CS403988 A CS 403988A CS 403988 A1 CS403988 A1 CS 403988A1
Authority
CS
Czechoslovakia
Prior art keywords
keyboard
microcomputer
built
attachment
circuit
Prior art date
Application number
CS884039A
Other languages
English (en)
Other versions
CS269296B1 (cs
Inventor
Jiri Ing Klajbl
Original Assignee
Jiri Ing Klajbl
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 Jiri Ing Klajbl filed Critical Jiri Ing Klajbl
Priority to CS884039A priority Critical patent/CS269296B1/cs
Publication of CS403988A1 publication Critical patent/CS403988A1/cs
Publication of CS269296B1 publication Critical patent/CS269296B1/cs

Links

CS884039A 1988-06-10 1988-06-10 Obvod pro připojeni přídavné klávesnice k mikropočítači se zabudovanou klávesnicí, jejíž klávesy jsou uspořádány do spínací matice CS269296B1 (cs)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CS884039A CS269296B1 (cs) 1988-06-10 1988-06-10 Obvod pro připojeni přídavné klávesnice k mikropočítači se zabudovanou klávesnicí, jejíž klávesy jsou uspořádány do spínací matice

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CS884039A CS269296B1 (cs) 1988-06-10 1988-06-10 Obvod pro připojeni přídavné klávesnice k mikropočítači se zabudovanou klávesnicí, jejíž klávesy jsou uspořádány do spínací matice

Publications (2)

Publication Number Publication Date
CS403988A1 true CS403988A1 (en) 1989-09-12
CS269296B1 CS269296B1 (cs) 1990-04-11

Family

ID=5382186

Family Applications (1)

Application Number Title Priority Date Filing Date
CS884039A CS269296B1 (cs) 1988-06-10 1988-06-10 Obvod pro připojeni přídavné klávesnice k mikropočítači se zabudovanou klávesnicí, jejíž klávesy jsou uspořádány do spínací matice

Country Status (1)

Country Link
CS (1) CS269296B1 (cs)

Also Published As

Publication number Publication date
CS269296B1 (cs) 1990-04-11

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