求单片机仿LED数码管显示不全原因 -

标题: 求单片机仿LED数码管显示不全原因 [打印本页]

作者: 阿湫 时间: 2020-5-3 11:10
标题: 求单片机仿LED数码管显示不全原因

DBUF EQU 30H

TEMP EQU 40H

ORG 00H

MOV 30H, #01H

MOV 31H, #02H

MOV 32H, #03H

MOV 33H, #04H

MOV 34H, #05H

MOV 35H, #06H

MOV R0, #DBUF

MOV R1, #TEMP

MOV R2, #6

MOV DPTR, #TABLE

DP00: MOV A, @R0

MOVC A, @A+DPTR

MOV @R1, A

INC R0

INC R1

DJNZ R2, DP00

DISP0: MOV R0, #TEMP

MOV R1, #6

MOV R2, #01H

DP01:

MOV A, R2

MOV P1, A

MOV A, @R0

MOV P0, A

LCALL DELAY

MOV A, R2

RL A

MOV R2, A

INC R0

DJNZ R1, DP01

SJMP DISP0

TABLE: DB 3FH, 06H, 5BH,4FH, 66H

DB 6DH, 7DH, 07H, 7FH,6FH

DELAY: MOV R4, #10

AA2: MOV R5, #20

AA1: MOV R6, #20

AA: DJNZ R6, AA

DJNZ R5, AA1

DJNZ R4, AA2

RET

END

作者: 我叫小大打 时间: 2020-5-3 23:26
你要去区分硬件数码管是共阴的还是共阳？？还有汇编程序里要和硬件一致的

作者: 阿湫 时间: 2020-5-4 09:10

我叫小大打发表于 2020-5-3 23:26
你要去区分硬件数码管是共阴的还是共阳？？还有汇编程序里要和硬件一致的

解决了，谢谢

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