JPS58175467U - logic tester - Google Patents
logic testerInfo
- Publication number
- JPS58175467U JPS58175467U JP7322982U JP7322982U JPS58175467U JP S58175467 U JPS58175467 U JP S58175467U JP 7322982 U JP7322982 U JP 7322982U JP 7322982 U JP7322982 U JP 7322982U JP S58175467 U JPS58175467 U JP S58175467U
- Authority
- JP
- Japan
- Prior art keywords
- logic
- logic tester
- signal lines
- check signal
- indicator lights
- 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
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来例を示した説明図、第２図は本考案の一実
施例を示した説明図、第３図は本考案で用いる検出表示
回路の一実施例を示した回路図、第４図は本考案のロジ
ックテスターの使用例を示した説明図である。
１０・・・・・・テスタ一本体、１２ａ〜１２ｅ・・・
・・・信号線、１４ａ 〜１４ｅ、 １８ａ、 １
８ｂ−−−−−−みの虫クリップ、１６ａ、 １６ｂ・
・・・・・電源線、２０ａ〜２０ｅ・・・・・・表示灯
、２２・・・・・・電源スィッチ、２４・・・・・・チ
ェックスイッチ、３２．３４・・・・・・アンドゲート
、３０・・・・・・ロジック回路、３６・・・・・・オ
アゲート。FIG. 1 is an explanatory diagram showing a conventional example, FIG. 2 is an explanatory diagram showing an embodiment of the present invention, FIG. 3 is a circuit diagram showing an embodiment of the detection display circuit used in the present invention, and FIG. FIG. 4 is an explanatory diagram showing an example of use of the logic tester of the present invention. 10... Tester main body, 12a to 12e...
...Signal line, 14a to 14e, 18a, 1
8b------Minomushi clip, 16a, 16b・
...Power wire, 20a-20e...Indicator light, 22...Power switch, 24...Check switch, 32.34...And Gate, 30...Logic circuit, 36...OR gate.
Claims (3)
るロジックテスターに於いて、 多数の測定点を入力接続する先端にクリップを備えた複
数のチェック用信号線と、 該チェック用信号線の測定信号レベルに応じてオン、オ
フするチェック用信号線に対応して設けた複数の表示灯
とを有することを特徴とするロジックテスター。(1) In a logic tester that detects and displays the logic signal level of a logic circuit, there are multiple check signal lines with clips at the ends that input and connect a large number of measurement points, and measurement of the check signal lines. A logic tester characterized by having a plurality of indicator lights provided corresponding to check signal lines that are turned on and off depending on the signal level.
新案登録請求の範囲第１項記載のロジックテスター。(2) The logic tester according to claim 1, wherein the indicator lights have different display colors.
異ならせた実用新案登録請求の範囲第２項記載のロジッ
クテスター。(3) The logic tester according to claim 2, wherein the color of the signal line is changed to match the display color of the indicator light.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7322982U JPS58175467U (en) | 1982-05-19 | 1982-05-19 | logic tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7322982U JPS58175467U (en) | 1982-05-19 | 1982-05-19 | logic tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS58175467U true JPS58175467U (en) | 1983-11-24 |
Family
ID=30082746
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7322982U Pending JPS58175467U (en) | 1982-05-19 | 1982-05-19 | logic tester |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58175467U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51113764A (en) * | 1975-03-31 | 1976-10-07 | Hitachi Ltd | Noise detector |
-
1982
- 1982-05-19 JP JP7322982U patent/JPS58175467U/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51113764A (en) * | 1975-03-31 | 1976-10-07 | Hitachi Ltd | Noise detector |
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