N - nand 中文

nand n.【自動化】“與非”電路〔一種電子計算機邏輯電路〕。

nanism
The voice recording instrument adopts 8bit pcm and 4bit adpcm voice coding and decoding mode , can record the eight - channel voice signal simultaneously . it can save the recorded data in the flash memory or in the pc through the ethernet . the recorded voice signal data also can be played back 該語音記錄儀采用8位pcm或4位adpcm語音編解碼方式工作,可實現8路音頻輸入信號同時錄音;能夠將錄制的數字語音數據存儲在nand型flash中或通過以太網接口上傳到pc機存儲;能夠將錄制的數字語音數據進行回放。
Because of the multiple - value characteristic of the rt quantum devices , the multiple - value circuits design get more and more recognition . this paper details a logic operation based on a switching sequence in rt circuits , this scheme enables us to design simpler ternary inverter and quaternary inverter circuits , and use this switching sequence also designed ternary nand gate and ternary nor gate 由于rt量子器件本身所特有的多值特性，因此基于rt器件的多值電路設計受到越來越多的重視，論文首先基于開關序列方法對傳統的三值反相器進行了改進，以此為基礎將開關序列設計方法推廣到四值反相器的設計，并實現了基于rt量子器件的三值與非門、或非門設計。
Then introduce the embedded gis hardware infrastructure , and using two level of flash storage system to store different kinds of files . the theory of journal file system is introduced and a journal file system for nand flash chip is designed under for linux kernel 本文首先全面分析了嵌入式gis的研究現狀、技術背景、面臨的問題；然后提出了一個低成本嵌入式gis系統的硬件設計方案，該方案使用了兩級flash的存儲模式來存儲不同類型的文件；接下來闡述了了日志文件系統的基本原理，并且在此基礎上設計了一個linux平臺下適用于nand芯片的日志文件系統。
Quantum devices have very outstanding predominance , their high - speed high - frequency high - integrated and low - power characteristic , make them the very important devices in the use of vlsi in the future : this dissertation designed the binary nand gate and nor gate based on rt quantum devices 而量子器件在這方面有著非常明顯的優勢，它以其固有的超高速、超高頻、超高集成度、高效低功耗等特點，在未來vlsi方面有著及其重要的應用前景，將成為21世紀信息技術的支柱。
On the other nand , based on users “ requirement and higher mining efficiency , this paper presents a definition of simple consequent association rules whose consequent includes just one item . the size of simple consequent association rules set is smaller than that of classical association rules mining algorithm . moreover , all of the composed association rules can be produced 另外基于用戶需求和提高系統挖掘效率的需求，本文又提出了單一后件關聯規則的定義，單一后件關聯規則集與經典關聯規則挖掘中規則集相比要小得多，而且所有的合成關聯規則又可以由此導出，所以不丟失信息，又可以按照用戶的興趣只導出感興趣的規則。
The research area covered by the thesis includes embedded system design , hardware infrastructure of embedded gis system , architecture of nand flash , error detect code / error check code and there algorithm , journal file system , gis file index , wear leveling for nand flash , file system page cache and write delay , dynamic compression in file system etc . first , the thesis first analysis the embedded gis status in quo , technology background , difficulty it facing 本文研究領域涉及嵌入式系統開發、嵌入式gis系統軟硬件框架、 nand芯片體系結構、差錯檢測差錯校驗( edc ecc )算法、日志文件系統、文件索引、芯片擦寫平衡、文件系統頁面cache與延遲寫技術、文件系統實時壓縮等技術。
For most embedded linux is based on linux 2 . 4 at now , the research of this paper is to build an embedded linux based on linux 2 . 6 kernel and port it to armer9 - ii platform finally . and it ’ s aimed at making the nand flash the main storage of the embedded linux in order to take full advantage of its mass storage and low cost 基于嵌入式linux發展趨勢及其應用特點,針對目前嵌入式linux系統多是基于linux2 . 4內核的現狀,本次研究的目的在于在armer9 - ii平臺上研究并實現基于linux2 . 6內核的嵌入式linux系統,同時充分利用nandflash閃存高容量低成本的特點,使用nandflash閃存作為嵌入式linux系統的主要存儲設備。
For r nexample , if you have a bank account class with a field that represents r nthe current balance and a field that contains a list of all deposits r nand withdrawals since the opening of the account , then you would have a r nclass invariant that states that the value of the balance field is r nequal to the total of all the deposit values so far minus the total of r nall the withdrawal values so far 例如，你有一個銀行帳戶類，它包含一個表示當前余額的字段和一個包含帳戶自開通以來所有儲蓄和支取清單的字段，那么你也應該有一個類不變式表明余額字段的值與累計儲蓄和累計支取之差相一致。
Firstly , i introduce the hardware and software platform of embedded system , and explain the basic hardware and software development , it ’ s a cooperate process . then i analyse the cross development method for embedded system , mentioned the “ host ” and “ target ” in the development of an embedded system . take e - book project as an example , follows the process to introduce a real embedded system project , including the mcu , periphery hardware and the integrated development environment which can provide the whole platform for an integrated development on the pc - - wb33 . then i present 3 of the hardware of e - book . for lcd , i introduce the common feature of lcd , the ssct lcd as well as the design , actualize of its driver . for the rs232 serial port , the principle of the serial port and the main driver of it are introduced . for flash memory , i introuce the principle of nor flash and nand flash , and how their drivers implemented . in the end , the conclusion of this paper is generated , there is also a prospect for further research 以一個實際的嵌入式開發項目? ?電子閱讀器為例,按照項目開發流程,介紹了包括項目所使用的微控制器mcu及片內周邊電路;項目所使用的基于mcu的集成開發環境? ?能在pc機上提供完整集成開發的平臺wb33 ,使用它可以很方便的在pc機上模擬目標機的環境。詳細介紹了電子閱讀器的三個底層硬件:對項目中采用的ssctlcd的特性以及其驅動的設計和實現的過程進行了詳細介紹;對rs232串口驅動,介紹了接收端即電子閱讀器端實現串口驅動接口的主要函數;對flash閃存驅動,分別介紹了norflash和nandflash的原理以及它們的驅動實現。最后,對全文給以總結,并對以后進一步的研究做出了展望
Because the reliability of nand flash chip is relatively low , the error detection and correction algorithm is discussed , and an algorithm fit for embedded system is introduced . also in the file system , an wear leveling function is provided 由于閃存芯片的可靠性相對較差，文中結合差錯校驗機制( ecc )與差錯糾正機制( edc )的原理實現了適合嵌入式系統的ecc與edc的算法，并為該文件系統實現了平衡擦寫算法。
Have transplanted and tested the r / w yaffs file system to nand flash memory , build cramfs + yaffs multi file system on the basis of this . have solved problems about the dynamic access of the data and systematic issue of stability in the system 針對nand型閃存移植并測試了可讀寫的yaffs文件系統,基于此構建了cramfs + yaffs的多文件系統,解決了家庭網關中動態數據存取和系統的安全穩定性問題。
Nand chips , which do not lose data when power is turned off , are also used for flash drives that consumers use to store photos , documents , music and other multimedia data as well as the new solid - state drives for pcs Nand芯片在斷電情況下不會造成數據丟失，同時可用于存儲圖片、文檔、、音樂和其他多媒體數據的存儲卡，以及用于個人電腦的新的電晶體硬盤。
Two key technologies in inventing portable ecg signal gathering & monitoring instrument are mainly studied in this paper , the key ways are large volume data storage and communicating with pc by usb protocol 超大容量數據存儲采用samsung公司的nand結構flash芯片，數據通信采用便捷的usb通信。這兩點是此儀器開發的技術重點和難點。
Some basic operation of flash are found and some mechanism of usb communication are researched by a series of experiments . these basic operation show the general rule that how to use super large volume flash of nand structure 文中主要對flash芯片的基本控制操作和建立并使用usb進行通信做了相關的研究，并通過實驗給予驗證。
The chip contains an embedded risc - based 8051 core which is instruction code compatible with traditional mcs51tm family micro - controllers , high performance interoperability usb 2 . 0 controller and transceiver , and nand flash interface controller 1 .開路回路或閉路回路的馬達速度控制2 .類此的速度控制,正反轉控制,正靜電煞車
We design , develop , manufacture and market a broad range of . st company provides series of semiconductors , such as amplifier , comparator , voltage adjuster , and logical function such as nand and inverter , . . St公司提供的一系列器件，如運放比較器電壓調節器和邏輯功能如and門以及倒相器，滿足了各類應用領域的性能標準。
As foreign media reports , dodges , in nand of next year since japanese toshiba company has developed a new technology now to store market , samsung companies will be faced with larger pressure 據國外媒體報道，由于日本東芝公司日前開發了一項新技術，在明年的nand閃存市場，韓國三星公司將面臨更大的壓力。
Micron is one of the world ' s largest companies focused on memory , storage and imaging semiconductor products ? from dram to nand flash to cmos image sensors 美光科技有限公司是全球最大的半導體存儲及影像產品制造商之一，其主要產品包括dram 、 nand閃存和cmos影像傳感器。
Grasp this technology before 3 stars if toshiba can snatch , will may break 3 stars very much for now the monopoly position for that nand dodges to store market 假如東芝能夠搶在三星之前掌握該項技術，將很有可能打破三星目前對nand閃存市場的壟斷地位。

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nand

nand n.【自動化】“與非”電路〔一種電子計算機邏輯電路〕。

nanism

Grasp this technology before 3 stars if toshiba can snatch , will may break 3 stars very much for now the monopoly position for that nand dodges to store market 假如東芝能夠搶在三星之前掌握該項技術，將很有可能打破三星目前對nand閃存市場的壟斷地位。