嵌入式设备中数码管显示“0~F”的方式是:定义了一个数组,里面含有16个元素,分别代表0~F,这样可以方便以后的调用.共阳极数码管编码表:unsigned char table[]={0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,0x90,0x88,0x83,0xc6,0xa1,0x86,0x8e}; 共阴极数码管编码表: unsigned char table[]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x