JPS6232451U - - Google Patents
Info
- Publication number
- JPS6232451U JPS6232451U JP1985122460U JP12246085U JPS6232451U JP S6232451 U JPS6232451 U JP S6232451U JP 1985122460 U JP1985122460 U JP 1985122460U JP 12246085 U JP12246085 U JP 12246085U JP S6232451 U JPS6232451 U JP S6232451U
- Authority
- JP
- Japan
- Prior art keywords
- memory
- data
- external data
- control circuit
- holds
- 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
- 239000004065 semiconductor Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Storage Device Security (AREA)
- Techniques For Improving Reliability Of Storages (AREA)
Description
第1図は本考案の一実施例のブロツク図である
。
4…プログラムカウンタ、5…ROM、6…出
力制御回路、7…入力制御回路、8…比較回路、
9…リセツト信号、10…格納データ、11…外
部データ。
FIG. 1 is a block diagram of one embodiment of the present invention. 4...Program counter, 5...ROM, 6...Output control circuit, 7...Input control circuit, 8...Comparison circuit,
9...Reset signal, 10...Stored data, 11...External data.
Claims (1)
ログラムにしたがつてインクリメントされるごと
に前記メモリに読出アドレスを供給するプログラ
ムカウンタと、前記メモリから読出された格納デ
ータを保持する出力制御回路と、外部から入力さ
れる外部データを保持する入力制御回路と、前記
格納データと前記外部データとを比較し一致しな
いときリセツト信号を出力する比較回路とを含む
ことを特徴とする半導体集積回路。 a memory that stores data; a program counter that supplies a read address to the memory every time it is incremented according to a preset program; an output control circuit that holds stored data read from the memory; 1. A semiconductor integrated circuit comprising: an input control circuit that holds external data input from the external data; and a comparison circuit that compares the stored data with the external data and outputs a reset signal when they do not match.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985122460U JPS6232451U (en) | 1985-08-08 | 1985-08-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985122460U JPS6232451U (en) | 1985-08-08 | 1985-08-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6232451U true JPS6232451U (en) | 1987-02-26 |
Family
ID=31012667
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985122460U Pending JPS6232451U (en) | 1985-08-08 | 1985-08-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6232451U (en) |
-
1985
- 1985-08-08 JP JP1985122460U patent/JPS6232451U/ja active Pending
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