P1是寄存器，#0C0H是十六进制立即数，相当于是P1=0xC0，P1有8个IO口，这句意思是设置P1.7 P1.6为高，其余为低。
8反复循环P1 依次点亮然后轮流点亮小喇叭不停发出滴答声 程序设计 CLRP2 选中数码管的低位把0C0h送p0口 数码管显示 LCALLDELAY 延时 0ffh 送p0口 数码管清除 数码管显示 ORG0000H STARSETB P2 其余数码管消隐SETB P2 SETBP2 MOVP0 0C0H MOV P0 0FFHCLR P1 点亮p10发光管 MOV P0 0F9H 把0F9h送p0口 ...
MOV R0,#TABLEMOV R2,#8MOV R4,#0LOOP1:MOV A,@R0___MOV R4,AINC R0DJNZ R2,LOOP1MOV B,#8___RET 控制交通灯 ORG 0000H SJMP MAIN ORG 0000BH SJMP TDV MAIN:MOV R7,#04H MOV R6,#0B0H MOV P1,#0A5H MOV TMOD,#01H MOV TH0,#0B1H MOV TL0,#0E0H SETB ET0 SETB EA SETB ...
DIAPLAYMOV20HANL0F0HMOVP120HSWAP0F0HINCMOVP121HANL0F0HADD02HMOVP121HSWAP0F0HADD03MOVP1RETSDIAPLAY1PUSHACCMOVR4 JCROTE MOV R0 20H AJMP NEXT 淮安信息职业技术学院毕业设计论文 34 ROTE MOV R0 27H NEXT MOV R0MOV P1 ACALLDELAY INC R0 MOV 00HORL R0JZ TPL LOOP DJNZ R4 NEXT POP ACC RET TPL...
MOV A,#0 MOVC A,@A+DPTR MOV P2,A K2: JB SP2,K1 JB SP2,LCALL DLY JNB SP2,MOV A,#1 MOVC A,@A+DPTR MOV P1,A AJMP MAIN DLY: MOV R7,#20 D1: MOV R7,#248 DJNZ R7,DJNZ R6,$-4 RET TAB: DB 0C0H,0F9H,0A4H,0B0H,99H,092H,82H,0F8H,080H,090H END ...
帮你转了 ORG 0000H DB 02H NOP L0002H:CPL A RR A INC R5 NOP NOP NOP NOP MOV R7, A MOV R7, A LJMP L0180H L000EH:MOV 89H, #01H MOV 8CH, #0F0H MOV 8AH, #60H SETB 88H.4 SETB 0A8H.1 SETB 0A8H.7 CLR A MOV 08H, A MOV 09H, A MOV 80H, #14H MOV 0CH,...
ORG 0000H LJMP MAIN ORG 0023H LJMP COMM MAIN: SETB EA SETB EX0 SETB ES MOV TMOD,#20H MOV TL1,#0FDH MOV TH1,#0FDH SETB TR1 MOV SCON,#0C0H ;3 MOV PCON,#00H ;串口初始化,方式3,9600bps LJMP $ COMM:MOV A,SBUF MOV P1,A RETI 具体的操作还需要朋友你自己多学,多练,发现问题,解决...
MOV R0,#TABLEMOV R2,#8MOV R4,#0LOOP1:MOV A,@R0___MOV R4,AINC R0DJNZ R2,LOOP1MOV B,#8___RET控制交通灯ORG 0000HSJMP MAINORG 0000BHSJMP TDVMAIN:MOV R7,#04HMOV R6,#0B0HMOV P1,#0A5HMOV TMOD,#01HMOV TH0,#0B1HMOV TL0,#0E0HSETB ET0SETB EASETB TR0SJMP $TDV: MOV...