JPH0235233U - - Google Patents
Info
- Publication number
- JPH0235233U JPH0235233U JP11206288U JP11206288U JPH0235233U JP H0235233 U JPH0235233 U JP H0235233U JP 11206288 U JP11206288 U JP 11206288U JP 11206288 U JP11206288 U JP 11206288U JP H0235233 U JPH0235233 U JP H0235233U
- Authority
- JP
- Japan
- Prior art keywords
- key
- inspection
- key code
- reading
- storing
- 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
Links
- 238000007689 inspection Methods 0.000 claims 3
- 230000005856 abnormality Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
Landscapes
- Test And Diagnosis Of Digital Computers (AREA)
- Input From Keyboards Or The Like (AREA)
Description
第1図はこの考案の機能ブロツク図、第2図〜
第6図は実施例を示し、第2図はECR全体のブ
ロツク回路図、第3図は第2図で示した内部コー
ドテーブル13―1の記憶内容を示した図、第4
図はキーの配線状態を検査する場合の動作を示し
たフローチヤート、第5図はキーボード上の各キ
ーを操作する順序を示した図、第6図は表示状態
図である。
11……キー入力部、12……CPU、13…
…ROM、13―1……内部コードテーブル、1
4……入力制御部、21……ブザー、CT……順
番カウンタ。
Figure 1 is a functional block diagram of this invention, Figure 2~
FIG. 6 shows an embodiment, FIG. 2 is a block circuit diagram of the entire ECR, FIG. 3 is a diagram showing the stored contents of the internal code table 13-1 shown in FIG. 2, and FIG.
The figure is a flowchart showing the operation when inspecting the wiring state of the keys, FIG. 5 is a diagram showing the order in which each key on the keyboard is operated, and FIG. 6 is a display state diagram. 11...Key input unit, 12...CPU, 13...
...ROM, 13-1...Internal code table, 1
4...Input control unit, 21...Buzzer, CT...Sequence counter.
Claims (1)
められたキー操作順序にしたがつて順次記憶する
キーコード記憶手段と、 キー操作が行われる毎に前記キーコード記憶手
段に記憶されているキーコードを順次読み出す読
出手段と、 この読出手段によつて読み出されたキーコード
と操作されたキーに対応するキーコードとの一致
、不一致を検出することによりキーの配線状態を
検査する検査手段と、 この検査手段によつて不一致が検出された際に
キーの配線異常を報知する報知手段と、 を具備したことを特徴とするキー検査装置。[Claims for Utility Model Registration] Key code storage means for sequentially storing key codes corresponding to a plurality of keys according to a predetermined key operation order; and storing the key code each time a key operation is performed. A reading means for sequentially reading out the key codes stored in the means, and wiring of the key by detecting a match or mismatch between the key code read by the reading means and the key code corresponding to the operated key. A key inspection device comprising: inspection means for inspecting a state; and notification means for notifying a key wiring abnormality when a discrepancy is detected by the inspection means.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11206288U JPH0235233U (en) | 1988-08-29 | 1988-08-29 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11206288U JPH0235233U (en) | 1988-08-29 | 1988-08-29 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0235233U true JPH0235233U (en) | 1990-03-07 |
Family
ID=31350668
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP11206288U Pending JPH0235233U (en) | 1988-08-29 | 1988-08-29 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0235233U (en) |
-
1988
- 1988-08-29 JP JP11206288U patent/JPH0235233U/ja active Pending
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