求计时器控制4个LED灯滚动闪烁的汇编语言程序答:A ACALL DELAY1 MOV P1, #0FFH ACALL DELAY1 DJNZ R2, DD2 INC R0 CJNE R0, #08H, DD1 JMP MIN0 DELAY1: MOV R5,#2 ; 延时时间可以改 D1: MOV R6,#100 D2: MOV R7,#250 D3: DJNZ R7,D3 DJNZ R6,D2 DJNZ R5,D1 ...
怎么用汇编语言实现分别用t0 和t1 对两种物料进行检测,数码管实时显 ...答:R3 MOVC A,@A+DPTR MOV P1,A SJMP LOOP T0ISR:INC R2 CJNE R2,#10,T01 MOV R2,#0 T01:RETI T1ISR:INC R3 CJNE R3,#10,T11 MOV R3,#0 T11:RETI TABLE: ; 共阴极数码管显示代码表 DB 3FH,06H,5BH,4FH,66H ;01234 DB 6DH,7DH,07H,7FH,6fh ;56789 END ...
...单元循环显示“0~59(要求定时器T0/T1中断方式定时1s)汇编语言...答:CJNE A,#60,T10 MOV 30H,#0 CLR A T10:MOV B,#10 DIV AB MOV 31H,A MOV 32H,B T1E:POP ACC RETI ;--- T0ISR:PUSH ACC CLR TR0 MOV TH0,#0F4H MOV TL0,#48H SETB TR0 MOV DPTR,#LEDTAB1 T000:MOV R0,#31H MOV A,SCANLED ADD A,R0 MOV R0,A MOV A,SCANLED JNZ...