JPS6181367U - - Google Patents
Info
- Publication number
- JPS6181367U JPS6181367U JP16438084U JP16438084U JPS6181367U JP S6181367 U JPS6181367 U JP S6181367U JP 16438084 U JP16438084 U JP 16438084U JP 16438084 U JP16438084 U JP 16438084U JP S6181367 U JPS6181367 U JP S6181367U
- Authority
- JP
- Japan
- Prior art keywords
- chip
- card
- microcomputer chip
- data bus
- microcomputer
- 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 5
Landscapes
- Credit Cards Or The Like (AREA)
Description
図面は本考案の一実施例を示すものであり、第
１図は本考案のＩＣカード内に組み込まれるＩＣ
モジユールにおけるマイクロコンピユーターチツ
プとメモリーチツプ間のデータバスの接続状態を
示すモデル図、第２図は本考案を適用した場合の
データバスの配線パターンを示す説明図、第３図
は従来のデータバスの接続状態を示すモデル図、
第４図は従来のデータバスの配線パターンを示す
説明図である。
１…マイクロコンピユーターチツプ、２…メモ
リーチツプ、３…データ線、Ｃ…ＩＣカード、Ｍ
…ＩＣモジユール。
The drawings show one embodiment of the present invention, and FIG. 1 shows an IC incorporated in the IC card of the present invention.
A model diagram showing the connection state of the data bus between the microcomputer chip and the memory chip in the module, Figure 2 is an explanatory diagram showing the wiring pattern of the data bus when the present invention is applied, and Figure 3 is the diagram of the conventional data bus. A model diagram showing the connection status,
FIG. 4 is an explanatory diagram showing the wiring pattern of a conventional data bus. 1...Microcomputer chip, 2...Memory chip, 3...Data line, C...IC card, M
...IC module.
Claims (1)
ンピユーターチツプに接続された少くとも１個の
メモリーチツプとを有するＩＣカードにおいて、
マイクロコンピユーターチツプとメモリーチツプ
間のデータバスの接続を正規の接続時のボートと
は異なるポート間にて施すことを特徴とするＩＣ
カード。 An IC card having a microcomputer chip and at least one memory chip connected to the microcomputer chip,
An IC characterized in that a data bus connection between a microcomputer chip and a memory chip is made between ports different from those used for normal connection.
card.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16438084U JPS6181367U (en) | 1984-10-30 | 1984-10-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16438084U JPS6181367U (en) | 1984-10-30 | 1984-10-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6181367U true JPS6181367U (en) | 1986-05-30 |
Family
ID=30722242
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16438084U Pending JPS6181367U (en) | 1984-10-30 | 1984-10-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6181367U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4839141A (en) * | 1971-09-21 | 1973-06-08 | ||
| JPS55151683A (en) * | 1979-05-14 | 1980-11-26 | Nippon Electric Co | Integrated circuit unit controlling system |
-
1984
- 1984-10-30 JP JP16438084U patent/JPS6181367U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4839141A (en) * | 1971-09-21 | 1973-06-08 | ||
| JPS55151683A (en) * | 1979-05-14 | 1980-11-26 | Nippon Electric Co | Integrated circuit unit controlling system |
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