MCF5474VR266 鏅傞枔锛�2025/5/9 9:47:55 闁辫畝锛�20

MCF5474VR266 鏄竴娆剧敱 Freescale锛堢従(xi脿n)鐐� NXP锛夋帹鍑虹殑鍩轰簬 ColdFire 鏋舵(g貌u)鐨勯珮鎬ц兘寰帶鍒跺櫒銆傝┎鑺墖闆嗘垚浜嗚睈瀵岀殑澶栬ō(sh猫)鍜屽挤澶х殑铏曠悊鑳藉姏锛岄仼鐢ㄤ簬宸ユキ(y猫)鎺у埗銆佺恫(w菐ng)绲�(lu貌)瑷�(sh猫)鍌�銆佹秷璨婚浕瀛愪互鍙婂祵鍏ュ紡绯荤当(t菕ng)绛夐牁(l菒ng)鍩熴€�
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鍙冩暩(sh霉)

鍨嬭櫉锛歁CF5474VR266
銆€銆€鏍稿績锛欳oldFire V2
銆€銆€CPU闋荤巼锛氭渶楂�266 MHz
銆€銆€闆诲鑼冨湇锛�1.8V 鑷� 3.6V
銆€銆€宸ヤ綔婧害锛�-40掳C 鑷� +85掳C
銆€銆€灏佽褰㈠紡锛歀QFP144
銆€銆€Flash澶�?銆�?12 KB
銆€銆€SRAM澶�?銆�?4 KB
銆€銆€GPIO鏁�(sh霉)閲忥細澶氶仈118鍊�
銆€銆€瀹氭檪鍣�/瑷堟暩(sh霉)鍣細澶氶仈10鍊�
銆€銆€UART鎺ュ彛锛氬閬�4鍊�
銆€銆€I2C鎺ュ彛锛氬閬�2鍊�
銆€銆€SPI鎺ュ彛锛氬閬�2鍊�

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MCF5474VR266 鍏锋湁浠ヤ笅椤憲鐗规€э細
銆€銆€1. 楂樻€ц兘 ColdFire V2 鍏�(n猫i)鏍�锛屾敮鎸佸柈鍛ㄦ湡鎸囦护鍩�(zh铆)琛�锛岀⒑淇濋珮鏁堢殑瀵︽檪鏁�(sh霉)鎿�(j霉)铏曠悊鑳藉姏銆�
銆€銆€2. 鍏�(n猫i)缃ぇ瀹归噺 Flash 鍜� SRAM锛岃兘澶犳豢瓒冲京(f霉)闆滄噳(y墨ng)鐢ㄧ殑闇€姹�锛岀劇闇€椤嶅鎿村睍瀛樺劜鍣�銆�
銆€銆€3. 鏀寔澶氱ó閫氫俊鎺ュ彛锛屽寘鎷� UART銆両2C 鍜� SPI锛屾柟渚胯垏鍏朵粬瑷�(sh猫)鍌欓€茶浜掕伅(li谩n)銆�
銆€銆€4. 闆嗘垚闈堟椿鐨勫畾鏅傚櫒妯″锛屽彲瀵︾従(xi脿n)绮炬簴(zh菙n)鐨勬檪闁撶鐞嗗拰浠诲嫏(w霉)瑾�(di脿o)搴︺€�
銆€銆€5. 鎻愪緵澶氶仈 118 鍊� GPIO 寮曡叧锛屼究浜庨€ｆ帴鍚勭ó澶栬ō(sh猫)銆�
銆€銆€6. 鍏�(n猫i)缃� ADC 妯″锛屾敮鎸佹ā鎿俊铏熺殑閲囬泦鑸囪綁(zhu菐n)鎻涖€�
銆€銆€7. 鍏峰倷浣庡姛鑰楁ā寮�锛屽彲鏍规摎(j霉)瀵﹂殯闇€姹傚嫊鎱�(t脿i)瑾�(di脿o)鏁磋兘鑰楁按骞�銆�
銆€銆€8. 鏀寔 JTAG 瑾�(di脿o)瑭︽帴鍙�锛屼究浜庨枊鐧�(f膩)鍜岃(di脿o)瑭﹂亷绋嬩腑鐨勫晱椤屽畾浣�銆�
銆€銆€9. 绌�(w臎n)瀹氱殑宸ヤ綔婧害鑼冨湇锛岄仼鎳�(y墨ng)澶氱ó鎯″姡鐠�(hu谩n)澧冧笅鐨勬噳(y墨ng)鐢ㄩ渶姹�銆�

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MCF5474VR266 寤ｆ硾鎳�(y墨ng)鐢ㄤ簬浠ヤ笅闋�(l菒ng)鍩燂細
銆€銆€1. 宸ユキ(y猫)鑷嫊鍖栬ō(sh猫)鍌欙紝渚嬪 PLC 鎺у埗鍣�銆佸偝鎰熷櫒鎺ュ彛鍜岄浕姗熼﹨(q奴)鍕�銆�
銆€銆€2. 缍�(w菐ng)绲�(lu貌)閫氫俊瑷�(sh猫)鍌欙紝濡傝矾鐢卞櫒銆佷氦鎻涙鍜岀恫(w菐ng)闂�(gu膩n)銆�
銆€銆€3. 宓屽叆寮忔秷璨婚闆诲瓙鐢�(ch菐n)鍝�锛屼緥濡傛墦鍗版銆佹巸鎻忓剙鍜屽叾浠栨櫤鑳界祩绔�銆�
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銆€銆€鐢变簬鍏堕珮鎬ц兘鍜岃睈瀵岀殑澶栬ō(sh猫)閰嶇疆锛孧CF5474VR266 鎴愮偤浜嗙溇澶氬祵鍏ュ紡绯荤当(t菕ng)鐨勭悊鎯抽伕鎿�銆�