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鎮ㄥソ锛屾杩庝締鍒扮董搴浕瀛愬競鍫寸恫(w菐ng) 鐧婚寗 | 鍏嶈不娉ㄥ唺

NVRAM
闁辫畝锛�18064鏅傞枔锛�2011-05-04 15:02:07

銆�銆�NVRAM(Non-Volatile Random Access Memory)锛屽嵆闈炴槗澶辨�ч毃姗�(j墨)瑷晱瀛樺劜鍣� ,鏄寚鏂烽浕鍚庝粛鑳戒繚鎸�?j菒n)?sh霉)鎿�(j霉)鐨勪竴绋甊AM銆侼VRAM鐨勬暩(sh霉)鎿�(j霉)瑷晱閫熷害浠嬩簬鏄撳け鎬у瓨鍎插櫒鍜屽父瑕�(gu墨)纭洡涔嬮枔銆傚拰鏄撳け鎬у瓨鍎插櫒鐩告瘮锛�闈炴槗澶辨�у瓨鍎插櫒涓�缍�(j墨ng)瀵叆鏁�(sh霉)鎿�(j霉)锛屽氨涓嶉渶瑕佸鐣岄浕鍔涗締缍寔鍏惰鎲躲�傚洜姝ゆ洿閬╀簬浣滅偤甯歌(gu墨)纭洡鐨勬浛浠ｅ搧銆�

绋

銆�銆�NVRAM涓昏鏈夊叐绋紝鍒嗗垾鏄灞ゅ紡瀛樺劜锛圡LC, Multi Level Cell锛夊強鍠堡寮忓瓨鍎诧紙SLC, Single Level Cell锛�銆傚叐鑰呰畝鍙栭�熷害宸暟涓嶅ぇ锛屼娇鐢∕LC椤嗙矑鐨勫浐鎱�(t脿i)纭洡鎴愭湰杓冧娇鐢⊿LC鐨勪綆锛屼絾鏄鍏ラ�熷害杓冧綆銆佷娇鐢ㄥ＝鍛戒篃杓冪煭銆�

銆�銆�闁冨瓨鏄渶甯歌鐨勯潪鏄撳け鎬у瓨鍎插櫒銆傚皬瀹归噺鐨勯杻瀛樺彲琚埗浣滄垚甯舵湁USB鎺ュ彛鐨勭Щ鍕曞瓨鍎茶ō(sh猫)鍌�锛屼害鍗充汉鍊戝父瑾殑鈥滈杻瀛樼洡鈥�銆佲�滃劒(y艒u)鐩も�濄�傞毃钁楃敓鐢�(ch菐n)鎴愭湰鐨勪笅闄�锛屽皣澶氬�嬪ぇ瀹归噺闁冨瓨妯″闆嗘垚鍦ㄤ竴璧凤紝鍒舵垚浠ラ杻瀛樼偤瀛樺劜浠嬭唱(zh矛)鐨勫浐鎱�(t脿i)纭洡宸叉垚鐐哄彲鑳�銆�

鐗归粸鍙婃噳(y墨ng)鐢�

銆�銆�NVRAM鍏峰倷DRAM鑸嘢RAM鐨勭墿鐞嗗劒(y艒u)榛烇紝鍌宠几閫熷害蹇�锛屽柈鐗囧閲忓ぇ锛屼篃鍏峰倷浜嗙‖鐩ょ殑锛堢浉灏嶈�岃█锛夊瓨鍎茬殑鐗规�с��

銆�銆�NVRAM鍙唬娉涙噳(y墨ng)鐢ㄤ簬锛�

銆�銆�鈼忔苯杌婄郴绲�(t菕ng)

銆�銆�鈼忛�氳▕绯荤当(t菕ng)

銆�銆�鈼忚▓绠楁(j墨)绯荤当(t菕ng)

銆�銆�鈼忔秷璨荤郴绲�(t菕ng)

銆�銆�鈼忓伐妤�(y猫)绯荤当(t菕ng)

鐧�(f膩)灞曞墠鏅�

銆�銆�闅ㄨ憲绉诲嫊瑷�(sh猫)鍌�銆佷究鏀滃紡瑷�(sh猫)鍌欏拰鐒＄窔瑷�(sh猫)鍌欑殑杩呯寷鐧�(f膩)灞曪紝NVRAM涔熼亣鍒颁簡鍓嶆墍鏈湁鐨勫ソ鏅傛(j墨)锛屽苟杩呴�熻蛋淇忓競鍫淬�傛棩鍓�锛屽湪澶氱óNVRAM涓�锛屼互闁冨瓨锛團lash Memory锛夋妧琛�(sh霉)鏈�鐐哄紩浜烘敞鐩�锛屽苟鍗犳摎(j霉)钁桸VRAM甯傚牬鐨勯湼涓诲湴浣嶃�傜洝绠＄従(xi脿n)鍦ㄤ笉鍚屼簬闁冨瓨鎶�琛�(sh霉)鐨勫叾浠朜VRAM鎶�琛�(sh霉)宸茬稉(j墨ng)鍑虹従(xi脿n)锛屽苟閫愭几琚竴浜涘粻鍟嗛噸瑕栧苟鐪嬪ソ锛屼絾鍦ㄨ繎骞惧勾鍏�(n猫i)锛岄杻瀛樹粛灏囦互鍏跺挤(qi谩ng)澶х殑鍎�(y艒u)鍕㈢ū闇窷VRAM鎳�(y墨ng)鐢ㄥ競鍫�銆�

銆�銆�绉诲嫊甯傚牬鍜岀劇绶氬競鍫寸殑寮�(qi谩ng)澶ч渶姹傜偤NVRAM甯朵締浜嗗競鍫存(j墨)鏈冿紝鍚屾檪涔熷皪NVRAM鎻愬嚭浜嗘洿楂樼殑瑕佹眰锛屾洿蹇殑閫熷害銆佹洿澶х殑瀹归噺銆佹洿楂樼殑鏁村悎搴︿互鍙婃洿浣庣殑鑳借�楀绲傛槸NVRAM鐨勫ギ鏂楃洰妯�(bi膩o)锛屾湭渚哊VRAM璺熸垜鍊戠殑闂�(gu膩n)绯诲皣鏇村姞瀵嗗垏銆�

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