?? 123.a51
字號:
ORG 0000H
MOV 30H,#1
MOV 31H,#2
MOV 32H,#0
MOV 33H,#0
MOV 34H,#0
MOV 35H,#0
MOV TMOD,#01
XS0: SETB TR0
MOV TH0,#00H
MOV TL0,#00H
XS:
MOV 40H,#0FEH
MOV DPTR,#TAB
MOV P2,40H
MOV A,30H
MOVC A,@A+DPTR
MOV P0,A
LCALL YS1MS
MOV P0,#0FFH
MOV A,40H
RL A
MOV 40H,A
MOV P2,40H
MOV A,31H
ADD A,#10
MOVC A,@A+DPTR
MOV P0,A
LCALL YS1MS
MOV P0,#0FFH
MOV A,40H
RL A
MOV 40H,A
MOV P2,40H
MOV A,32H
MOVC A,@A+DPTR
MOV P0,A
LCALL YS1MS
MOV P0,#0FFH
MOV A,40H
RL A
MOV 40H,A
MOV P2,40H
MOV A,33H
ADD A,#10
MOVC A,@A+DPTR
MOV P0,A
LCALL YS1MS
MOV P0,#0FFH
MOV A,40H
RL A
MOV 40H,A
MOV P2,40H
MOV A,34H
MOVC A,@A+DPTR
MOV P0,A
LCALL YS1MS
MOV P0,#0FFH
MOV A,40H
RL A
MOV 40H,A
MOV P2,40H
MOV A,35H
MOVC A,@A+DPTR
MOV P0,A
LCALL YS1MS
MOV P0,#0FFH
MOV A,40H
RL A
MOV 40H,A
JB TF0,JIA
JNB P1.0,P100
JNB P1.1,P1000
JNB P1.2,P10000
AJMP XS
P100: MOV 30H,#0
MOV 31H,#0
MOV 32H,#0
MOV 33H,#0
MOV 34H,#0
MOV 35H,#0
JIA: CLR TF0
MOV A,35H
CJNE A,#9,JIA1
MOV 35H,0
MOV A,34H
CJNE A,#5,JIA10
MOV 34H,#0
P10000: JNB P1.2,P10000
MOV A,33H
CJNE A,#9,JIA100
MOV 33H,#0
MOV A,32H
CJNE A,#5,JIA1000
MOV 32H,#0
P1000: JNB P1.1,P1000
MOV A,31H
CJNE A,#9,JIA10000
MOV 31H,#0
MOV A,30H
CJNE A,#2,JIA100000
MOV 30H,#0
AJMP XS0
JIA100000:
INC 30H
AJMP XS0
JIA10000:
CJNE A,#3,JIAJIA
MOV A,30H
CJNE A,#02,JIAJIA
MOV 30H,#0
MOV 31H,#0
AJMP XS0
JIAJIA:
INC 31H
AJMP XS0
JIA1000:INC 32H
AJMP XS0
JIA100: INC 33H
AJMP XS0
JIA10: INC 34H
AJMP XS0
JIA1: INC 35H
AJMP XS0
RET
YS1MS: MOV R6,#9H
YL1: MOV R7,#19H
DJNZ R7,$
DJNZ R6,YL1
RET
TAB:
DB 0C0H,0F9H,0A4H,0B0H,099H,092H,082H,0F8H,080H,090H
DB 040H,079H,024H,030H,019H,012H,002H,078H,000H,010H
END
?? 快捷鍵說明
復(fù)制代碼
Ctrl + C
搜索代碼
Ctrl + F
全屏模式
F11
切換主題
Ctrl + Shift + D
顯示快捷鍵
?
增大字號
Ctrl + =
減小字號
Ctrl + -