JPS6223349U - - Google Patents
Info
- Publication number
- JPS6223349U JPS6223349U JP11277385U JP11277385U JPS6223349U JP S6223349 U JPS6223349 U JP S6223349U JP 11277385 U JP11277385 U JP 11277385U JP 11277385 U JP11277385 U JP 11277385U JP S6223349 U JPS6223349 U JP S6223349U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- voltage drop
- output
- drop detection
- detection 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.)
- Granted
Links
- 238000001514 detection method Methods 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 5
Description
第１図は本考案のメモリ制御回路の第一実施例
の回路図、第２図は本考案の第二実施例の回路図
、第３図は第二実施例の回路の動作説明図、第４
図は従来のメモリ制御回路図、第５図は従来回路
の動作説明図を示す。 １…電圧低下検知回路、２…ＡＮＤ回路、３…
フリツプフロツプ回路。
の回路図、第２図は本考案の第二実施例の回路図
、第３図は第二実施例の回路の動作説明図、第４
図は従来のメモリ制御回路図、第５図は従来回路
の動作説明図を示す。 １…電圧低下検知回路、２…ＡＮＤ回路、３…
フリツプフロツプ回路。
Claims (1)
- 電圧低下検知回路と、この電圧低下検知回路の
出力とメモリライト信号を入力するＡＮＤ回路と
、このＡＮＤ回路の出力をセツト入力し、前記電
圧低下検知回路の出力をクロツク入力とするフリ
ツプフロツプ回路とよりなることを特徴としたメ
モリ制御回路。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985112773U JPH054039Y2 (ja) | 1985-07-23 | 1985-07-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985112773U JPH054039Y2 (ja) | 1985-07-23 | 1985-07-23 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6223349U true JPS6223349U (ja) | 1987-02-12 |
| JPH054039Y2 JPH054039Y2 (ja) | 1993-02-01 |
Family
ID=30993958
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985112773U Expired - Lifetime JPH054039Y2 (ja) | 1985-07-23 | 1985-07-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH054039Y2 (ja) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0750312A1 (en) | 1994-06-07 | 1996-12-27 | Hitachi, Ltd. | Memory circuit control |
| JP2010054217A (ja) * | 2008-08-26 | 2010-03-11 | Denso Corp | 電圧低下検出回路 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS53105935A (en) * | 1977-02-28 | 1978-09-14 | Toshiba Corp | Service interruption detector for electronic computer |
| JPS6072012A (ja) * | 1983-09-28 | 1985-04-24 | Toshiba Corp | メモリのバッテリバックアップ回路 |
-
1985
- 1985-07-23 JP JP1985112773U patent/JPH054039Y2/ja not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS53105935A (en) * | 1977-02-28 | 1978-09-14 | Toshiba Corp | Service interruption detector for electronic computer |
| JPS6072012A (ja) * | 1983-09-28 | 1985-04-24 | Toshiba Corp | メモリのバッテリバックアップ回路 |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0750312A1 (en) | 1994-06-07 | 1996-12-27 | Hitachi, Ltd. | Memory circuit control |
| JP2010054217A (ja) * | 2008-08-26 | 2010-03-11 | Denso Corp | 電圧低下検出回路 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH054039Y2 (ja) | 1993-02-01 |
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