TA的每日心情 | 奋斗 2024-4-17 14:54 |
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签到天数: 3 天 [LV.2]偶尔看看I
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发表于 2024-4-14 02:56:41
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哦~确实是,我借了一下同学的包含文件代码,可以了。但是我还是不是很懂为什么我的不行呢(我下面的代码就是纯手打的),我感觉我蠢蠢的找不到现成的代码嘢,您应该不是手打的吧?
GPIO:
MOV P0M1, #0
MOV P0M0, #0
MOV P1M1, #0
MOV P1M0, #0
MOV P2M1, #0
MOV P2M0, #0
MOV P3M1, #0
MOV P3M0, #0
MOV P4M1, #0
MOV P4M0, #0
MOV P5M1, #0
MOV P5M0, #0
MOV P6M1, #0
MOV P6M0, #0
MOV P7M1, #0
MOV P7M0, #0
RET
LED_display:
MOV R2, #8;
MOV DPTR, #LED_num
MOV R3, #0FEH
LED_loop0:
MOV P7, #0FFH
MOV A, @R0
INC R0
MOVC A, @A+DPTR
MOV P6, A
MOV A, R3
MOV P7, A
RL A
MOV R3, A
LCALL DELAY1MS
DJNZ R2, LED_loop0
RET
LED_num:
DB
0C0H, 0F9H,0A4H,0B0H,99H,92H,82H,0F8H,80H,90H,88H,83H,0C6H,0A1H,86H,84H,0FFH
DB
40H,79H,24H,30H,19H,12H,02H,78H,00H,10H,0BFH
DELAY1MS: ;@24.000MHz
PUSH 30H
PUSH 31H
MOV 30H, #32
MOV 31H, #39
NEXT:
DJNZ 31H,NEXT
DJNZ 30H,NEXT
POP 31H
POP 30H
RET |
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