JPS6290499U - - Google Patents
Info
- Publication number
- JPS6290499U JPS6290499U JP18106585U JP18106585U JPS6290499U JP S6290499 U JPS6290499 U JP S6290499U JP 18106585 U JP18106585 U JP 18106585U JP 18106585 U JP18106585 U JP 18106585U JP S6290499 U JPS6290499 U JP S6290499U
- Authority
- JP
- Japan
- Prior art keywords
- terminal
- vpp
- memory unit
- forward direction
- connector
- 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
Description
第１図は本考案実施例の要部回路図、第２図は
従来例のマスタメモリ及びメモリユニツトの接続
回路例図、第３図は同上の接続コネクタの接続ピ
ンの説明図、第４図は従来のメモリ容量の大きな
メモリを使用した場合の接続回路例図であり、２
はメモリユニツト、３は接続コネクタ、Ｄ１はシ
ヨツトキーダイオード、Ｄ２はスイツチングダイ
オード。
Fig. 1 is a circuit diagram of the main part of the embodiment of the present invention, Fig. 2 is an example of the connection circuit of the master memory and memory unit of the conventional example, Fig. 3 is an explanatory diagram of the connection pins of the above connection connector, and Fig. 4 2 is an example diagram of a connection circuit when using a conventional memory with a large memory capacity.
is a memory unit, 3 is a connection connector, D1 is a shot key diode, and D2 is a switching diode.
Claims (1)
端子方向を順方向としたスイツチングダイオード
を介してＶｐｐ端子に接続するとともに、上記メ
モリユニツトの接続コネクタの端子を上記Ｖ
ｐｐ端子方向を順方向としたシヨツトキーダイオ
ードを介してＶｐｐ端子に接続し、上記端子
と接地との間に抵抗を接続して成るメモリ装置。 EPROM memory unit Vcc terminal to Vpp
It is connected to the Vpp terminal via a switching diode whose terminal direction is the forward direction, and the terminal of the connector of the memory unit is connected to the Vpp terminal.
A memory device that is connected to a Vpp terminal via a Schottky diode with the pp terminal direction as the forward direction, and a resistor is connected between the terminal and ground.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18106585U JPS6290499U (en) | 1985-11-25 | 1985-11-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18106585U JPS6290499U (en) | 1985-11-25 | 1985-11-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6290499U true JPS6290499U (en) | 1987-06-10 |
Family
ID=31125595
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18106585U Pending JPS6290499U (en) | 1985-11-25 | 1985-11-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6290499U (en) |
-
1985
- 1985-11-25 JP JP18106585U patent/JPS6290499U/ja active Pending
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