LM3S6918 鏅傞枔锛�2025/5/10 15:20:57 闁辫畝锛�25

LM3S6918 鏄竴娆惧熀浜� ARM Cortex-M3 鍏�(n猫i)鏍哥殑 32 浣嶅井鎺у埗鍣�锛屽爆浜� Stellaris 绯诲垪銆傝┎鑺墖闆嗘垚浜嗛珮鎬ц兘铏曠悊鍣�銆佽睈瀵岀殑澶栬ō(sh猫)浠ュ強澶氱ó閫氫俊鎺ュ彛锛岄仼鐢ㄤ簬宸ユキ(y猫)鎺у埗銆佹秷璨婚浕瀛愬拰閱�(y墨)鐧傝ō(sh猫)鍌欑瓑鎳�(y墨ng)鐢ㄩ牁(l菒ng)鍩�銆�
銆€銆€LM3S6918 鎻愪緵鍗撹秺鐨勮檿鐞嗚兘鍔涖€佷綆鍔熻€楃壒鎬у拰楂樺害闆嗘垚鐨勫姛鑳芥ā濉�锛屼娇鍏舵垚鐐洪渶瑕佸鏅傞熆鎳�(y墨ng)鍜屽京(f霉)闆滄暩(sh霉)鎿�(j霉)铏曠悊鐨勬噳(y墨ng)鐢ㄧ殑鐞嗘兂閬告搰銆�

鍙冩暩(sh霉)

鍏�(n猫i)鏍革細ARM Cortex-M3
銆€銆€涓婚牷锛氭渶楂� 50 MHz
銆€銆€Flash 瀛樺劜鍣細256 KB
銆€銆€SAM 瀛樺劜鍣細64 KB
銆€銆€I/O 寮曡叧鏁�(sh霉)锛氭渶澶� 72 鍊�
銆€銆€宸ヤ綔闆诲锛�2.5 V 鑷� 3.6 V
銆€銆€婧害鑼冨湇锛�-40掳C 鑷� +85掳C
銆€銆€灏佽褰㈠紡锛歀QFP64
銆€銆€瀹氭檪鍣細澶氬€嬮€氱敤瀹氭檪鍣ㄥ拰 PWM 妯″
銆€銆€ADC锛�12 浣嶆ā鏁�(sh霉)杞�(zhu菐n)鎻涘櫒锛屽閬� 12 閫氶亾
銆€銆€UART锛氬閬� 6 鍊�
銆€銆€I2C锛氬閬� 3 鍊�
銆€銆€SPI锛氬閬� 3 鍊�

鐗规€�

LM3S6918 鍏峰倷寮峰ぇ鐨勮檿鐞嗘€ц兘锛屽叾 ARM Cortex-M3 鍏�(n猫i)鏍告彁渚涢珮鏁堢殑鎸囦护鍩�(zh铆)琛岃兘鍔涘拰涓柗闊挎噳(y墨ng)閫熷害銆�
銆€銆€瀹冨収(n猫i)缃ぇ瀹归噺鐨� Flash 鍜� SRAM 瀛樺劜鍣�锛屾豢瓒冲祵鍏ュ紡绯荤当(t菕ng)灏嶄唬纰煎瓨鍎插拰閬嬭鏅傛暩(sh霉)鎿�(j霉)铏曠悊鐨勯渶姹�銆�
銆€銆€璞愬瘜鐨勫瑷�(sh猫)鎺ュ彛鍖呮嫭 UART銆両2C 鍜� SPI 绛�锛屾敮鎸佽垏澶氱ó澶栭儴瑷�(sh猫)鍌欓€茶闈堟椿鐨勯€氫俊銆�
銆€銆€12 浣� ADC 鏀寔澶氶€氶亾杓稿叆锛屽彲浠ュ鐝�(xi脿n)楂樼簿搴︽ā鎿俊铏熼噰闆�銆�
銆€銆€瑭茶姱鐗囬倓鍏峰倷浣庡姛鑰楁ā寮忥紝鍏佽ū闁嬬櫦(f膩)鑰呮牴鎿�(j霉)瀵﹂殯闇€姹傚劒(y艒u)鍖栫郴绲�(t菕ng)鐨勮兘鑰楄〃鐝�(xi脿n)銆�
銆€銆€姝ゅ锛屽叾绶婃箠鐨� LQFP64 灏佽閬╁悎鍚勭ó绌洪枔鍙楅檺鐨勮ō(sh猫)瑷堝牬鏅�銆�

鎳�(y墨ng)鐢�

LM3S6918 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)鍌欎腑鐨勯亱鍕曟帶鍒跺拰鏁�(sh霉)鎿�(j霉)閲囬泦銆�
銆€銆€2. 娑堣不椤為浕瀛愮敘(ch菐n)鍝侊紝濡傚鐢ㄩ浕鍣ㄧ殑涓绘帶鍠厓銆�
銆€銆€3. 閱�(y墨)鐧傚剙鍣紝渚嬪渚挎敎寮忓仴搴风洠(ji膩n)娓ō(sh猫)鍌�銆�
銆€銆€4. 鏅鸿兘鍎€琛ㄥ拰鍌虫劅鍣ㄧ瘈(ji茅)榛�銆�
銆€銆€5. 宓屽叆寮忚▓绠楀钩鑷哄拰鍏朵粬闇€瑕侀珮鏁堣檿鐞嗚兘鍔涚殑鍫村悎銆�