JPH0330135U - - Google Patents
Info
- Publication number
- JPH0330135U JPH0330135U JP8758989U JP8758989U JPH0330135U JP H0330135 U JPH0330135 U JP H0330135U JP 8758989 U JP8758989 U JP 8758989U JP 8758989 U JP8758989 U JP 8758989U JP H0330135 U JPH0330135 U JP H0330135U
- Authority
- JP
- Japan
- Prior art keywords
- switches
- external connection
- terminals
- diodes
- connection terminals
- 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 4
Landscapes
- Input From Keyboards Or The Like (AREA)
Description
第１図は、この考案の一実施例を示す設定スイ
ツチの接続図、第２図は、同実施例設定スイツチ
が接続される電子機器の設定読込回路を示す回路
図、第３図Ａ、第３図Ｂ及び第３図Ｃは、同実施
例設定スイツチの動作を説明するための説明図、
第４図は、従来の設定スイツチであるロータリー
スイツチを示す接続図である。
Ａ，Ｂ，Ｃ：外部接続端子、Ｓ１，Ｓ２，Ｓ４
，Ｓ８：スイツチ、ｄ１，ｄ２，ｄ４，ｄ８：ダ
イオード。
Fig. 1 is a connection diagram of a setting switch showing an embodiment of this invention, Fig. 2 is a circuit diagram showing a setting reading circuit of an electronic device to which the setting switch of the same embodiment is connected, and Figs. 3B and 3C are explanatory diagrams for explaining the operation of the setting switch of the embodiment,
FIG. 4 is a connection diagram showing a rotary switch which is a conventional setting switch. A, B, C: External connection terminals, S 1 , S 2 , S 4
, S 8 : switch, d 1 , d 2 , d 4 , d 8 : diode.
Claims (1)
個のダイオードとからなり、前記４個のスイツチ
の一方の端子が共通接続されて前記外部接続端子
の一つに接続され、前記４個のスイツチが２個ず
つの組に分けられ、各組の２個のスイツチの他方
の端子がそれぞれ互いに逆極性のダイオードを介
して共通接続され、一方の共通接続が前記他の２
個の外部接続端子の一つに、他方の共通接続がさ
らに他の一つの外部接続端子に接続されてなるこ
とを特徴とする設定スイツチ。 3 external connection terminals, 4 switches, 4
diodes, one terminal of the four switches is commonly connected and connected to one of the external connection terminals, the four switches are divided into groups of two, and each group has a The other terminals of the two switches are commonly connected through diodes of opposite polarity, and one common connection is connected to the other two switches.
A setting switch characterized in that one of the external connection terminals is connected to the other common connection to another external connection terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8758989U JPH0330135U (en) | 1989-07-26 | 1989-07-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8758989U JPH0330135U (en) | 1989-07-26 | 1989-07-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0330135U true JPH0330135U (en) | 1991-03-25 |
Family
ID=31637232
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8758989U Pending JPH0330135U (en) | 1989-07-26 | 1989-07-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0330135U (en) |
-
1989
- 1989-07-26 JP JP8758989U patent/JPH0330135U/ja active Pending
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