JP5978332B2 - メモリ初期化のための方法 - Google Patents
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- JP5978332B2 JP5978332B2 JP2015030336A JP2015030336A JP5978332B2 JP 5978332 B2 JP5978332 B2 JP 5978332B2 JP 2015030336 A JP2015030336 A JP 2015030336A JP 2015030336 A JP2015030336 A JP 2015030336A JP 5978332 B2 JP5978332 B2 JP 5978332B2
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F13/14—Handling requests for interconnection or transfer
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- G06F12/0802—Addressing of a memory level in which the access to the desired data or data block requires associative addressing means, e.g. caches
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- Mathematical Physics (AREA)
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Description
102 ホスト
104 メモリシステム
105 プロセッサ
106 インタフェース
107 メモリおよびバスの制御装置
109 周辺およびバスの制御装置
111 DRAM
117 NVMHCIフラッシュメモリ
118 グラフィックユーザインタフェース
119 フラッシュドライブ
200 システム
202 ホスト
204 メモリシステム
206 ホストインタフェース
212−1〜212−M メモリユニット
215 メモリコントローラ
220 バス
230−1〜230−N メモリ装置
312−1〜312−M メモリユニット
313−1〜313−P ボリューム
315 メモリコントローラ
320 バス
327−1〜327−Q チャネルコントローラ
328−1、328−2 CEピン
330−1〜330−N メモリ装置
413−1〜413−P ボリューム
430−1〜430−N メモリ装置
438 チップイネーブルピン
439−1〜439−N チェーン入力
440 線形デイジーチェーン構成
441−1〜441−N チェーン出力
444 チップイネーブル信号
Claims (10)
- 第1及び第2の方法のいずれか一方を選択して、複数のメモリ装置にそれぞれ含まれる複数のメモリボリュームを初期化する方法であって、
前記第1の方法は、
前記複数のメモリボリュームに共通に、イネーブル信号を供給し、
前記複数のメモリボリュームに共通に、リセットコマンドを供給して、前記複数のメモリボリュームを並列にリセットし、
前記複数のメモリボリュームの各々に異なるボリュームアドレスを設定する、工程を含み、
前記第2の方法は、
前記複数のメモリボリュームに共通に、前記イネーブル信号を供給し、
前記複数のメモリボリュームに共通に、前記リセットコマンドを複数回供給し、前記リセットコマンドが供給される毎に、前記複数のメモリ装置のそれぞれのチェーン入力及びチェーン出力を用いて、前記複数のメモリボリュームのうちの異なる1つを選択的に指定して、当該複数のメモリボリュームのうちの異なる1つをリセットすると共に、当該複数のメモリボリュームのうちの異なる1つに対応するボリュームアドレスを設定する、工程を含む、
ことを特徴とする方法。 - 前記第2の方法は、前記イネーブル信号を供給した後、前記リセットコマンドを複数回供給する前に、前記複数のメモリボリュームに共通に、前記リセットコマンドと異なる予備のコマンドを供給することを特徴とする請求項1に記載の方法。
- 前記予備のコマンドは、前記複数のメモリボリュームの各々から、ステータス値を取り出すコマンドであることを特徴とする請求項2に記載の方法。
- 前記予備のコマンドは、読取りステータスコマンドであることを特徴とする請求項2に記載の方法。
- プログラマブルオプションに基づいて、前記第1及び第2の方法のいずれか一方を選択することを特徴とする請求項1乃至4のいずれか一項に記載の方法。
- 前記複数のメモリ装置は、それぞれの前記チェーン入力及び前記チェーン出力を介して、線形デイジーチェーン構成で接続されていることを特徴とする請求項1乃至5のいずれか一項に記載の方法。
- 前記第1の方法において、前記複数のメモリボリュームを並列にリセットする動作は、前記チェーン入力及びチェーン出力の論理レベルに関係なく、前記リセットコマンドに応じて前記複数のメモリボリュームが並列にリセットされることを特徴とする請求項1乃至6のいずれか一項に記載の方法。
- リセットされた前記複数のメモリボリュームのそれぞれに、対応する前記ボリュームアドレスを設定する前に、前記複数のメモリボリュームを構成する動作を実行することを特徴とする請求項1乃至7のいずれか一項に記載の方法
- 前記複数のメモリボリュームの各々が、複数のメモリユニットを含むことを特徴とする請求項1乃至8のいずれか一項に記載の方法。
- 前記複数のメモリユニットの各々が、NANDアーキテクチャを有するフラッシュメモリアレイを含むことを特徴とする請求項9に記載の方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13/046,446 US8856482B2 (en) | 2011-03-11 | 2011-03-11 | Systems, devices, memory controllers, and methods for memory initialization |
US13/046,446 | 2011-03-11 |
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JP2013557865A Division JP5918279B2 (ja) | 2011-03-11 | 2012-03-08 | メモリ初期化のためのシステム、装置、メモリコントローラ、および方法 |
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JP2015130193A JP2015130193A (ja) | 2015-07-16 |
JP5978332B2 true JP5978332B2 (ja) | 2016-08-24 |
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JP2013557865A Active JP5918279B2 (ja) | 2011-03-11 | 2012-03-08 | メモリ初期化のためのシステム、装置、メモリコントローラ、および方法 |
JP2015030336A Active JP5978332B2 (ja) | 2011-03-11 | 2015-02-19 | メモリ初期化のための方法 |
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US (2) | US8856482B2 (ja) |
EP (1) | EP2684131B1 (ja) |
JP (2) | JP5918279B2 (ja) |
KR (1) | KR101545425B1 (ja) |
CN (1) | CN103502955B (ja) |
TW (2) | TWI472926B (ja) |
WO (1) | WO2012125406A2 (ja) |
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US12082340B2 (en) | 2021-09-22 | 2024-09-03 | Kioxia Corporation | Semiconductor device and memory system |
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CN103502955B (zh) | 2016-09-14 |
JP2014509025A (ja) | 2014-04-10 |
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US20120233433A1 (en) | 2012-09-13 |
EP2684131A4 (en) | 2015-01-21 |
CN103502955A (zh) | 2014-01-08 |
US8856482B2 (en) | 2014-10-07 |
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JP5918279B2 (ja) | 2016-05-18 |
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