鏍稿績锛欰RM Cortex-M4
銆�銆�涓婚牷锛�120MHz
銆�銆�Flash锛�8KB
銆�銆�SRAM锛�2KB
銆�銆�宸ヤ綔闆诲�擄��2.4V 鑷� 3.6V
銆�銆�灏佽�濆舰寮忥細LQFP48
銆�銆�宸ヤ綔婧�搴﹁寖鍦嶏��-40掳C 鑷� +85掳C
銆�銆�I/O 鑰愬�擄��5V
銆�銆�瀹氭檪鍣ㄦ暩(sh霉)閲忥細澶氶仈 9 鍊�
銆�銆�閫氫俊鎺ュ彛锛歎ART銆丼PI銆両2C銆乁SB FS

AT32F421K8T7 鍏锋湁浠ヤ笅椤�钁楃壒鎬э細
銆�銆�1. 楂樻�ц兘 ARM Cortex-M4 鍏�(n猫i)鏍�锛屾敮鎸佺‖浠舵诞榛為亱绠�锛岄仼鍚堝京(f霉)闆滅畻娉曡檿鐞嗐��
銆�銆�2. 鎻愪緵澶氱ó鐪侀浕妯″紡锛屽寘鎷�鐫＄湢妯″紡銆佸仠姗熸ā寮忓拰寰呮�熸ā寮�锛屾湁鍔╀簬寤堕暦闆绘睜渚涢浕瑷�(sh猫)鍌欑殑绾�(x霉)鑸�鏅傞��銆�
銆�銆�3. 闆嗘垚浜嗚睈瀵岀殑澶栬ō(sh猫)璩囨簮锛屼緥濡傚�氬�� UART銆丼PI銆両2C 鎺ュ彛浠ュ強 USB 鍏ㄩ�熸帶鍒跺櫒锛岃兘澶犳豢瓒冲�氭ǎ鍖栨��(y墨ng)鐢ㄩ渶姹傘��
銆�銆�4. 鏀�鎸佸�氱ó鏅傞悩婧�锛屽寘鎷�鍏�(n猫i)閮� RC 鎸�钑╁��銆佸�栭儴鏅舵尟鍜� PLL锛岀⒑淇濋潏娲荤殑鏅傞悩閰嶇疆銆�
銆�銆�5. 鍏�(n猫i)缃� ADC銆丏AC 鍜屾瘮杓冨櫒锛屾柟渚块�茶�屾ā鎿�淇¤櫉閲囬泦鑸囪檿鐞�銆�
銆�銆�6. 楂橀仈 9 鍊嬪畾鏅傚櫒锛屾敮鎸侀珮绱氬畾鏅傚姛鑳藉�� PWM 杓稿嚭鍜屾崟鐛茶几鍏�銆�
銆�銆�7. 寮峰ぇ鐨� DMA 鎺у埗鍣ㄦ敮鎸侀珮鏁堢殑鏁�(sh霉)鎿�(j霉)鍌宠几鎿嶄綔銆�
銆�銆�8. 闆嗘垚 CRC 瑷堢畻鍠�鍏冨拰鐛ㄧ珛鐪嬮杸鐙楋紝澧炲挤浜嗙郴绲�(t菕ng)鐨勫彲闈犳�у拰瀹夊叏鎬�銆�

AT32F421K8T7 鍙�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�鍕曞寲瑷�(sh猫)鍌欎腑鐨勬暩(sh霉)鎿�(j霉)閲囬泦鍜屾帶鍒舵ā濉�銆�
銆�銆�2. 娑堣不椤為浕瀛愮敘(ch菐n)鍝�锛屼緥濡傛櫤鑳藉�跺眳瑷�(sh猫)鍌�銆佷究鏀滃紡鍋ュ悍鐩�(ji膩n)娓�瑷�(sh猫)鍌欍��
銆�銆�3. 鐗╄伅(li谩n)缍�(w菐ng)绲傜��绡�(ji茅)榛�锛屾敮鎸佷綆鍔熻�楃劇绶氶�氫俊鍗�(xi茅)璀版＇閬嬭��銆�
銆�銆�4. 灏忓瀷瀹堕浕鎺у埗鏉�锛屽�傚挅鍟℃��銆侀浕棰�(f膿ng)鎵囩瓑銆�
銆�銆�5. 鎵嬫寔寮忔脯閲忓剙鍣�锛岀敤浜庣従(xi脿n)鍫村揩閫熸�㈡脯銆�
銆�銆�6. LED 椤�绀哄睆椹�(q奴)鍕曞強鐓ф槑鎺у埗鏂规��銆�
銆�銆�7. 闆绘睜渚涢浕鐨勫皬鍨嬭ō(sh猫)鍌欙紝鍒╃敤鍏朵綆鍔熻�楃壒鎬у欢闀蜂娇鐢ㄥ＝鍛�銆�

AT32F421M8T7
銆�銆�STM32F401RE
銆�銆�GD32F450ZI