内容简介:0xFE,0xFD,0xFB,0xF7,0xEF,0xDF,0xBF,0x7F,//P0口由低位向高位依次亮灯(前一位的灯灭)0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,//P0口灯全灭 0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,,// 【1】C51硬件上,必须LED阴极接IO口,阳极接VCC,记得串个电阻...
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