鏅傞枔锛�2025/5/12 10:19:12
闁辫畝锛�24
EFR32BG21B020F1024IM32-B 鏄� Silicon Labs 鍏徃鎺ㄥ嚭鐨勪竴娆鹃珮鎬ц兘銆佷綆鍔熻�楃殑鐒＄窔绯荤当(t菕ng)绱氳姱鐗囷紙SoC锛�锛屽皥鐐� Bluetooth Low Energy (BLE) 鍜岃棈鐗� mesh 鎳夌敤瑷▓銆傝┎鑺墖闆嗘垚浜� ARM Cortex-M33 铏曠悊鍣ㄣ�佺劇绶氶浕鏀剁櫦(f膩)鍣ㄥ拰璞愬瘜鐨勫瑷硣婧�锛岄仼鐢ㄤ簬鏅鸿兘瀹跺眳銆佸伐妤�(y猫)鑷嫊鍖�銆侀啱(y墨)鐧傝ō鍌欏拰娑堣不椤為浕瀛愮敘(ch菐n)鍝佺瓑闋樺煙銆�
銆�銆�EFR32BG21 绯诲垪閲囩敤 40nm 鍒剁▼鎶�琛擄紝鍏锋湁鍑鸿壊鐨勮兘鏁堣〃鐝�(xi脿n)鍜屽挤澶х殑铏曠悊鑳藉姏锛岃兘澶犳豢瓒崇従(xi脿n)浠ｇ墿鑱�(li谩n)缍�(w菐ng)瑷倷灏嶉�ｆ帴鎬у拰瑷堢畻鎬ц兘鐨勯渶姹�銆�
鍨嬭櫉锛欵FR32BG21B020F1024IM32-B
銆�銆�CPU锛欰RM Cortex-M33
銆�銆�涓婚牷锛�78 MHz
銆�銆�闁冨瓨锛�1 MB
銆�銆�RAM锛�256 KB
銆�銆�宸ヤ綔闆诲锛�1.7-3.8 V
銆�銆�闆绘祦娑堣�楋細RX妯″紡涓� 3.9 mA锛孴X妯″紡涓� 3.7 mA锛�0 dBm 杓稿嚭鍔熺巼锛�
銆�銆�灏勯牷闋荤巼鑼冨湇锛�2.4 GHz
銆�銆�瑾�(di脿o)鍒舵柟寮忥細GFSK, O-QPSK
銆�銆�澶╃窔鎺ュ彛锛氶泦鎴愬反鍊殑鍠灏勯牷杓稿嚭
銆�銆�灏佽褰㈠紡锛歈FN40
EFR32BG21B020F1024IM32-B 鐨勪富瑕佺壒榛炲寘鎷細
銆�銆�1. 楂樻晥鐨� ARM Cortex-M33 鍏�(n猫i)鏍�锛屾敮鎸� TrustZone 鎶�琛撲互澧炲挤瀹夊叏鎬�銆�
銆�銆�2. 鎻愪緵楂橀仈 1 MB 鐨勯杻瀛樺拰 256 KB 鐨� RAM锛岀⒑淇濊冻澶犵殑瀛樺劜绌洪枔渚嗛亱琛屽京闆滅殑鍥轰欢銆�
銆�銆�3. 鏀寔 Bluetooth 5.2 妯欐簴锛屽叿鍌欓暦璺濋洟妯″紡鍜岄珮鏁�(sh霉)鎿�(j霉)鍌宠几閫熺巼銆�
銆�銆�4. 鍑鸿壊鐨勪綆鍔熻�楃壒鎬т娇鍏堕潪甯搁仼鍚堥浕姹犱緵闆荤殑鎳夌敤鍫存櫙銆�
銆�銆�5. 鍏�(n猫i)缃绋ā鎿拰鏁�(sh霉)瀛楀瑷紝濡� ADC銆丏AC銆佸畾鏅傚櫒鍜� PWM 妯″锛屾柟渚块�茶鍌虫劅鍣ㄦ暩(sh霉)鎿�(j霉)閲囬泦鍜屾帶鍒舵搷浣�銆�
銆�銆�6. 寮峰ぇ鐨勫畨鍏ㄥ姛鑳�锛屽寘鎷‖浠跺姞瀵嗗姞閫熷櫒鍜岀湡闅ㄦ鏁�(sh霉)鐢熸垚鍣紙TRNG锛�銆�
銆�銆�7. 宸ヤ綔婧害鑼冨湇寤ｏ紝鑳藉鍦ㄦ儭鍔ｇ挵(hu谩n)澧冧笅绌�(w臎n)瀹氶亱琛�銆�
瑭茶姱鐗囧唬娉涙噳鐢ㄤ簬浠ヤ笅闋樺煙锛�
銆�銆�1. 鏅鸿兘瀹跺眳鐢�(ch菐n)鍝�锛屼緥濡傛櫤鑳界噲娉�銆侀杸閹栧拰鎭掓韩鍣ㄣ��
銆�銆�2. 鍙┛鎴磋ō鍌�锛屽鍋ヨ韩杩借工鍣ㄥ拰鍋ュ悍鐩�(ji膩n)娓剙銆�
銆�銆�3. 宸ユキ(y猫)鑷嫊鍖栬ō鍌�锛岀敤浜庤硣鐢�(ch菐n)璺熻工鍜岀挵(hu谩n)澧冪洠(ji膩n)鎺с��
銆�銆�4. 閱�(y墨)鐧傞浕瀛�锛屽琛�绯栧剙鍜岃剤鎼忚姘у剙銆�
銆�銆�5. 娑堣不椤為浕瀛愮敘(ch菐n)鍝侊紝濡傞仚鎺у櫒鍜屾父鎴叉帶鍒跺櫒銆�
EFR32BG21B010F256GM48
銆�銆�EFR32BG21B020F1024GM48
銆�銆�EFR32BG21B120F1536GM48
