【正文】 LP1END_DLYMS:RET 。顯示程序DISP_READY:MOV R0,3BH MOV 30H,16D MOV 31H,00H DISP:MOV A,@R0 。行列掃描顯示 MOV P0,A INC R0 MOV A,@R0 MOV P2,A MOV P1,31H ACALL DISP_DELAY MOV P0,00H MOV P1,0FFH MOV P2,00H INC 31H INC R0 DJNZ 30H,DISPDISP_EXIT: RET。顯示延時 DISP_DELAY:MOV 32H,2D1:MOV 33H,150 DJNZ 33H,$ DJNZ 32H,D1 RET。中斷處理程序INT_0:PUSH ACC MOV TH0,0A6H 。重裝初值 MOV TL0,00H INC 35H MOV A,35H CJNE A,36H,INT0_EXIT MOV 35H,00H ACALL WHICH_WAYINT0_EXIT:POP ACC RETIWHICH_WAY:MOV A,37H 。選擇左移還是右移 CJNE A,00H,WAY2 ACALL ZUOYI RETWAY2: ACALL YOUYI RETZUOYI: MOV 50H,0A1H 。初始化時已顯示第一個字 MOV 51H,0C1H MOV 3CH,16D INC 38H MOV A,38H CJNE A,16D,ZUOYI_THEN1 MOV 38H,00H INC 39H MOV A,39H CJNE A,3AH,ZUOYI_THEN MOV 39H,00H MOV DPTR,DATA1ZUOYI_THEN: MOV 3CH,32D MOV R1,0C0HZUOYI_SEND_DATA: MOV A,00H 。左移將字送入R1 MOVC A,@A+DPTR MOV @R1,A INC R1 INC DPTR DJNZ 3CH,ZUOYI_SEND_DATA MOV 3CH,16DZUOYI_THEN1: MOV R1,51H 。將字分上下部分顯示 MOV A,@R1 RLC A MOV @R1,A DEC R1 MOV A,@R1 RLC A MOV @R1,A MOV R1,50H MOV A,@R1 RLC A MOV @R1,A DEC R1 MOV A,@R1 RLC A MOV @R1,A INC 50H INC 50H INC 51H INC 51H DJNZ 3CH,ZUOYI_THEN1 RETYOUYI: MOV 50H,0A0H MOV 51H,80H MOV 3CH,16D INC 38H MOV A,38H CJNE A,16D,YOUYI_THEN1 MOV 38H,00H INC 39H MOV A,39H CJNE A,3AH,YOUYI_THEN MOV 39H,00H MOV DPTR,DATA1YOUYI_THEN:MOV 3CH,32D MOV R1,80HYOUYI_SEND_DATA:MOV A,00H 。右移將字送入R1 MOVC A,@A+DPTR MOV @R1,A INC R1 INC DPTR DJNZ 3CH,YOUYI_SEND_DATA MOV 3CH,16DYOUYI_THEN1:MOV R1,51H 。將字分上下部分顯示 MOV A,@R1 RRC A MOV @R1,A INC R1 MOV A,@R1 RRC A MOV @R1,A MOV R1,50H MOV A,@R1 RRC A MOV @R1,A INC R1 MOV A,@R1 RRC A MOV @R1,A INC 50H INC 50H INC 51H INC 51H DJNZ 3CH,YOUYI_THEN1 RETDATA1:DB 0x08,0x20,0x06,0x30,0x04,0x40,0x3F,0xF8,0x21,0x08,0x3F,0xF8,0x21,0x08,0x21,0x08,0x3F,0xF8,0x21,0x08,0x01,0x00,0xFF,0xFE,0x01,0x00,0x01,0x00,0x01,0x00,0x01,0x00DB 0x00,0x40,0x10,0x40,0x10,0x40,0x10,0x44,0x1F,0xFE,0x10,0x00,0x10,0x00,0x10,0x00,0x1F,0xF0,0x10,0x10,0x10,0x10,0x10,0x10,0x20,0x10,0x20,0x10,0x40,0x10,0x80,0x10DB 0x10,0x00,0x10,0xF8,0x10,0x88,0xFE,0x88,0x10,0x88,0x10,0x88,0x38,0x88,0x34,0x88,0x54,0x88,0x50,0x88,0x91,0x08,0x11,0x0A,0x12,0x0A,0x12,0x0A,0x14,0x06,0x10,0x00DB 0x10,0x00,0x08,0xF8,0x08,0x88,0xFE,0x88,0x02,0x90,0x04,0x90,0x08,0xA0,0x1C,0x90,0x2A,0x88,0x48,0x84,0x88,0x84,0x08,0xC4,0x08,0xA8,0x08,0x90,0x08,0x80,0x08,0x80DB 0x02,0x00,0x02,0x00,0x02,0x00,0x02,0x08,0x7F,0xFC,0x02,0x08,0x02,0x08,0x02,0x08,0x02,0x08,0x02,0x08,0x02,0x08,0x04,0x08,0x04,0x08,0x08,0x88,0x08,0x50,0x70,0x20DB 0x01,0x00,0x11,0x00,0x11,0x10,0x1F,0xF8,0x11,0x00,0x21,0x00,0x01,0x04,0xFF,0xFE,0x03,0x00,0x05,0x80,0x09,0x40,0x11,0x30,0x21,0x0E,0xC1,0x04,0x01,0x00,0x01,0x00DB 0x00,0x04,0xFF,0xFE,0x00,0x00,0x00,0x08,0x3E,0xFC,0x22,0x88,0x22,0x88,0x22,0x88,0x32,0xC8,0x2A,0xA8,0x22,0x88,0x22,0x88,0x22,0x88,0x22,0x88,0x2A,0xA8,0x24,0x90DB 0x10,0x40,0x10,0x24,0x13,0xFE,0x10,0x00,0xFD,0xFC,0x25,0x04,0x25,0xFC,0x24,0x00,0x27,0xFE,0x4A,0x02,0x29,0xFC,0x10,0x20,0x28,0x20,0x44,0x20,0x84,0xA0,0x00,0x40DB 0x07,0xC0,0x18,0x30,0x20,0x08,0x40,0x04,0x4C,0x64,0x8C,0x62,0x80,0x02,0x80,0x02,0x90,0x12,0x98,0x32,0x4C,0x64,0x47,0xC4,0x20,0x08,0x18,0x30,0x07,0xC0,0x00,0x00附錄4元件清單名稱型號數(shù)量8*8LED點陣LD1088BS4單片機芯片STC89C52RC1排阻A 103G1按鍵 1416譯碼器74LS1541導線若干晶振12MHz1電容30pF2電解電容1電阻510歐1電阻1