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MAX7221鏄竴娆剧敱Maxim Integrated鐢熺敘(ch菐n)鐨勪覆琛岃几鍏�/杓稿嚭LED椤ず鍣ㄩ﹨(q奴)鍕�(d貌ng)鍣�锛屽皥鐐虹啊(ji菐n)鍖�8x8 LED榛�(di菐n)闄ｆ垨澶氶仈(d谩)64鍊�(g猫)鐛�(d煤)绔婰ED鐨勬帶鍒惰€岃ō(sh猫)瑷�(j矛)銆傝┎鍣ㄤ欢鍏�(n猫i)缃竴鍊�(g猫)16浣嶇Щ浣嶅瘎瀛樺櫒鍜屼竴鍊�(g猫)8x8闈滄厠(t脿i)闅ㄦ(j墨)瀛樺彇瀛樺劜(ch菙)鍣�(SRAM)锛岀敤浜庝繚瀛楲ED浜害鍜屾巸鎻忔暩(sh霉)鎿�(j霉)銆傞€氶亷(gu貌)SPI鍏煎鐨勪覆琛屾帴鍙ｅ彲浠ユ柟渚垮湴鑸囧井鎺у埗鍣ㄩ€�(j矛n)琛岄€氫俊锛屽緸鑰屽(sh铆)鐝�(xi脿n)灏�(du矛)姣忓€�(g猫)LED鐨勪寒搴﹀拰鐙€鎱�(t脿i)鐨勭簿纰烘帶鍒�銆�
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渚涢浕闆诲锛�4.5V鑷�5.5V
銆€銆€宸ヤ綔婧害鑼冨湇锛�-40掳C鑷�+85掳C
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銆€銆€灏佽椤炲瀷锛歍SSOP
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銆€銆€闂�(gu膩n)鏂锋ā寮忛浕娴侊細灏忎簬1渭A
銆€銆€LED浜害鎺у埗锛�16绱�(j铆)PWM瑾�(di脿o)绡€(ji茅)
銆€銆€閫氶亾鏁�(sh霉)锛�64

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MAX7221鐨勪富瑕佺壒鎬у寘鎷細
銆€銆€1. 鏀寔澶氶仈(d谩)64鍊�(g猫)LED鐨勯﹨(q奴)鍕�(d貌ng)锛岄仼鐢ㄤ簬8x8 LED鐭╅櫍鎴栨褰㈠湒椤ず銆�
銆€銆€2. 鍏�(n猫i)缃纰煎櫒銆佸璺京(f霉)鐢ㄥ櫒鍜岃/鍒楅﹨(q奴)鍕�(d貌ng)鍣�锛屾笡灏戝閮ㄥ厓浠堕渶姹�銆�
銆€銆€3. 闆嗘垚16绱�(j铆)PWM浜害鎺у埗鍔熻兘锛岃兘澶�?q奴)纬绺解偓(g猫)LED鍠崹(d煤)瑷�(sh猫)缃寒搴�銆�
銆€銆€4. 鎻愪緵SPI鍏煎涓茶鎺ュ彛锛屾敮鎸佽強鑺遍張閫ｆ帴浠ユ摯(ku貌)灞曟洿澶歀ED妯″銆�
銆€銆€5. 鍏峰倷闂�(gu膩n)鏂锋ā寮�锛屽彲椤憲闄嶄綆寰呮(j墨)鍔熻€椼€�
銆€銆€6. 姣忓€�(g猫)杓稿嚭閫氶亾閮藉叿鍌欑崹(d煤)绔嬬殑闆绘祦闄愬埗鍔熻兘锛岀⒑淇滾ED鐨勫畨鍏ㄩ亱(y霉n)琛�銆�
銆€銆€7. 宸ヤ綔婧害鑼冨湇寤ｏ紝閬╂噳(y墨ng)鍚勭ó鐠�(hu谩n)澧冩浠�銆�

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MAX7221寤ｆ硾鎳�(y墨ng)鐢ㄤ簬浠ヤ笅闋�(l菒ng)鍩燂細
銆€銆€1. 鏁�(sh霉)瀛楅’绀哄睆鍙奓ED榛�(di菐n)闄ｉ’绀�銆�
銆€銆€2. 姊濆舰鍦栭’绀哄櫒銆�
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銆€銆€5. 娓告埐姗�(j墨)鍜屽妯�(l猫)瑷�(sh猫)鍌欎腑鐨勫嫊(d貌ng)鎱�(t脿i)LED鏁堟灉銆�
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