点阵也没虾米，就是行对列地扫描而已，8和16一样道理，直接用IO的8口联系2各IO口是16，要处理的逻辑是对2IO只是控制口腔。
#include "reg52.h" unsigned char code CHARCODE[18][8]={ {0x00,0x00,0x3e,0x41,0x41,0x41,0x3e,0x00}, //0 {0x00,0x00,0x00,0x00,0x21,0x7f,0x01,0x00}, //1 {0x00,0x00,0x27,0x45,0x45,0x45,0x39,0x00}, //2 {0x00,0x00,0x22,0x49,0x49,0x49,0x36,0x00}, //3 {0x00,0x00,0x0c,0x14,0x24,0x7f,0x04,0x00}, //4 {0x00,0x00,0x72,0x51,0x51,0x51,0x4e,0x00}, //5 {0x00,0x00,0x3e,0x49,0x49,0x49,0x26,0x00}, //6 {0x00,0x00,0x40,0x40,0x40,0x4f,0x70,0x00}, //7 {0x00,0x00,0x36,0x49,0x49,0x49,0x36,0x00}, //8 {0x00,0x00,0x32,0x49,0x49,0x49,0x3e,0x00}, //9 {0x00,0x00,0x7F,0x48,0x48,0x30,0x00,0x00}, //P {0x00,0x00,0x7F,0x48,0x4C,0x73,0x00,0x00}, //R {0x00,0x00,0x7F,0x49,0x49,0x49,0x00,0x00}, //E {0x00,0x00,0x3E,0x41,0x41,0x62,0x00,0x00}, //C {0x00,0x00,0x7F,0x08,0x08,0x7F,0x00,0x00}, //H {0x00,0x00,0x00,0xFF,0xFF,0x00,0x00,0x00}, //I {0x00,0x7F,0x10,0x08,0x04,0x7F,0x00,0x00}, /