鏅傞枔锛�2025/5/8 14:09:40
闁辫畝锛�24
EFM32LG840F64G 鏄竴娆剧敱 Silicon Labs 鍏徃鎺ㄥ嚭鐨� Gecko 绯诲垪浣庡姛鑰楀井鎺у埗鍣紙MCU锛�銆傝┎鑺墖鍩轰簬 ARM Cortex-M3 鍏�(n猫i)鏍�锛屼富闋婚珮閬� 72 MHz锛屽叿鏈夊嚭鑹茬殑铏曠悊鑳藉姏鍜屼綆鍔熻�楃壒鎬с�傚叾灏佽褰㈠紡鐐� QFN64锛岄仼鍚堥渶瑕侀珮鎬ц兘鍜屼綆鍔熻�楃殑宓屽叆寮忔噳鐢�銆傛澶栵紝EFM32LG840F64G 閰嶅倷浜嗚睈瀵岀殑澶栬ō璩囨簮锛屽寘鎷� ADC銆丏AC銆乁ART銆両2C銆丼PI 绛夛紝骞舵敮鎸佸绋綆鍔熻�楁ā寮�锛岄仼鐢ㄤ簬鐗╄伅(li谩n)缍�(w菐ng)锛圛oT锛�銆佹秷璨婚浕瀛愪互鍙婂伐妤�(y猫)鎺у埗绛夐牁(l菒ng)鍩�銆�
銆�銆�瑭插瀷铏熶腑鐨勫叿楂斿弮鏁�(sh霉)鍚京濡備笅锛欵FM32 琛ㄧず鐢�(ch菐n)鍝佺郴鍒楋紱LG 琛ㄧず鎬ц兘绛夌礆锛�840 琛ㄧず闁冨瓨澶у皬鐐� 512KB锛汧64G 琛ㄧず SRAM 澶у皬鐐� 64KB锛決FN64 琛ㄧず閲囩敤 64 寮曡叧 QFN 灏佽銆�
鍏�(n猫i)鏍革細ARM Cortex-M3
銆�銆�涓婚牷锛�72 MHz
銆�銆�闁冨瓨锛�512 KB
銆�銆�SRAM锛�64 KB
銆�銆�GPIO 鏁�(sh霉)閲忥細鏈�澶� 48 鍊�
銆�銆�ADC 鍒嗚鲸鐜囷細12 浣�
銆�銆�DAC 鍒嗚鲸鐜囷細12 浣�
銆�銆�閫氫俊鎺ュ彛锛歎ART銆両2C銆丼PI銆乁SB
銆�銆�宸ヤ綔闆诲鑼冨湇锛�1.8V 鑷� 3.8V
銆�銆�宸ヤ綔婧害鑼冨湇锛�-40掳C 鑷� +85掳C
銆�銆�灏佽锛歈FN64
EFM32LG840F64G 鐨� 瓒呬綆鍔熻�楄ō瑷�锛屽叿鍌欏绋紤鐪犳ā寮忥紙渚嬪 Stop 妯″紡鍜� Shutoff 妯″紡锛夛紝鑳藉鍦ㄩ浕姹犱緵闆荤殑鎯呮硜涓嬮暦鏅傞枔閬嬭銆�
銆�銆�2. 闆嗘垚浜嗗挤澶х殑妯℃摤澶栬ō锛屽 12 浣� SAR ADC 鍜� DAC锛屽彲婊胯冻鍌虫劅鍣ㄤ俊铏熼噰闆嗚垏铏曠悊鐨勯渶姹�銆�
銆�銆�3. 鎻愪緵浜嗚睈瀵岀殑鏁�(sh霉)瀛楅�氫俊鎺ュ彛锛屽寘鎷� UART銆両2C銆丼PI 鍜� USB锛屼究浜庤垏鍏朵粬瑷倷閫茶鏁�(sh霉)鎿�(j霉)浜ゆ彌銆�
銆�銆�4. 鏀寔纭欢鍔犲瘑寮曟搸锛屽寮风郴绲�(t菕ng)瀹夊叏鎬�銆�
銆�銆�5. 鍏�(n猫i)缃韩搴﹀偝鎰熷櫒鍜屾瘮杓冨櫒锛岀啊鍖栦簡澶栭儴鍏冧欢鐨勮ō瑷堥渶姹�銆�
銆�銆�6. 鎻愪緵闈堟椿鐨勬檪閻橀伕闋�锛屽寘鎷収(n猫i)閮� RC 鎸暕鍣ㄥ拰澶栭儴鏅堕珨鎸暕鍣ㄦ敮鎸�銆�
銆�銆�7. 鍙法绋嬬殑澶栧湇鍙嶅皠绯荤当(t菕ng)锛圥RS锛夊厑瑷卞瑷箣闁撶洿鎺ラ�氫俊锛岀劇闇� CPU 骞查爯锛屽緸鑰岄檷浣庡姛鑰楀苟鎻愰珮鏁堢巼銆�
EFM32LG840F64G 寤ｆ硾鎳夌敤浜庝互涓嬮牁(l菒ng)鍩燂細
銆�銆�1. 鐗╄伅(li谩n)缍�(w菐ng)锛圛oT锛夎ō鍌�锛屼緥濡傛櫤鑳藉灞呯瘈(ji茅)榛�銆佺劇绶氬偝鎰熷櫒缍�(w菐ng)绲＄瓑銆�
銆�銆�2. 娑堣不椤為浕瀛愮敘(ch菐n)鍝�锛屽渚挎敎寮忛啱(y墨)鐧傝ō鍌欍�侀亱鍕曡拷韫ゅ櫒銆侀仚鎺у櫒绛�銆�
銆�銆�3. 宸ユキ(y猫)鑷嫊鍖栬垏鎺у埗锛屼緥濡傛暩(sh霉)鎿�(j霉)閲囬泦妯″銆侀浕姗熸帶鍒跺櫒绛�銆�
銆�銆�4. 闆绘睜渚涢浕瑷倷锛岀敱浜庡叾浣庡姛鑰楃壒鎬�锛岀壒鍒ラ仼鍚堟墜鎸佽ō鍌欐垨閬犵▼鐩�(ji膩n)鎺ц缃��
銆�銆�5. 瀹堕浕鐢�(ch菐n)鍝佷腑鐨勫祵鍏ュ紡鎺у埗绯荤当(t菕ng)锛屼緥濡傜┖瑾�(di脿o)銆佸啺绠辩殑婧帶妯″銆�
銆�銆�6. 鐠�(hu谩n)澧冪洠(ji膩n)娓郴绲�(t菕ng)锛屽埄鐢ㄥ叾妯℃摤澶栬ō鍜屼綆鍔熻�楀劒(y艒u)鍕㈠鐝�(xi脿n)闀锋湡绌�(w臎n)瀹氶亱琛�銆�
EFM32LG940F64G, EFM32LG840F128G
