JPH0183286U - - Google Patents
Info
- Publication number
- JPH0183286U JPH0183286U JP1987179986U JP17998687U JPH0183286U JP H0183286 U JPH0183286 U JP H0183286U JP 1987179986 U JP1987179986 U JP 1987179986U JP 17998687 U JP17998687 U JP 17998687U JP H0183286 U JPH0183286 U JP H0183286U
- Authority
- JP
- Japan
- Prior art keywords
- data input
- input
- output
- terminal
- switching circuit
- 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
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Keying Circuit Devices (AREA)
Description
第１図ａ、第２図は本考案の一実施例のブロツ
ク図、斜視図、第１図ｂは同図ａの切替回路を示
す回路図、第３図ａ，ｂは本考案の他の実施例の
側面図、平面図、第４図ａ，ｃは従来例の回路図
、第４図ｂ，ｄは同図ａ，ｃの断面図である。
１……入出力用端子、２……試験用データ入力
端子、３……入出力用端子、４……入力・出力切
替入力端子、５……データ切替入力端子、６……
切替回路、７……切替回路部。
1A and 2 are block diagrams and perspective views of one embodiment of the present invention, FIG. 1B is a circuit diagram showing the switching circuit of FIG. 4A and 4C are circuit diagrams of the conventional example, and FIGS. 4B and 4D are cross-sectional views of FIGS. 4A and 4C. 1... Input/output terminal, 2... Test data input terminal, 3... Input/output terminal, 4... Input/output switching input terminal, 5... Data switching input terminal, 6...
Switching circuit, 7...Switching circuit section.
Claims (1)
子、試験用データ入力端子、および切替回路を有
する中継端子台であつて、前記切替回路が、外部
からのデータ入力切替信号により任意の入出力用
端子からのデータ入力と試験用データ入力端子か
らのデータ入力の切替を行う機能と、外部からの
入力出力端子切替信号により、データ入出力用端
子の一方を入力、他方を出力にするか、またはそ
の逆に入出力する機能を持つことを特徴とする中
継端子台。 A relay terminal block that has two sets of data input/output terminals, a test data input terminal, and a switching circuit that can be separated individually, and the switching circuit can switch any input/output terminal by an external data input switching signal. A function that switches between data input from the output terminal and data input from the test data input terminal, and an external input/output terminal switching signal that allows you to select one of the data input/output terminals as input and the other as output. A relay terminal block characterized by having an input/output function, or vice versa.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987179986U JPH0183286U (en) | 1987-11-25 | 1987-11-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987179986U JPH0183286U (en) | 1987-11-25 | 1987-11-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0183286U true JPH0183286U (en) | 1989-06-02 |
Family
ID=31471525
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987179986U Pending JPH0183286U (en) | 1987-11-25 | 1987-11-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0183286U (en) |
-
1987
- 1987-11-25 JP JP1987179986U patent/JPH0183286U/ja active Pending
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