ORG 0000H
LJMP MAIN
ORG 0100H
MAIN: MOV SCON,#80H
MOV PCON,#00H
MOV DPTR, #TAB
MOV A, #00H
MOV R0, #00H
LOOP: MOVC A, @A+DPTR
MOV C,PSW.0
MOV TB8,C
MOV SBUF,A
INC R0
MOV A, R0
CJNE R0, #5H, LOOP
WAIT: JBC TI,MAIN
SJMP WAIT
TAB: DB 'ABCDEFGH'
END
在串口调试软件上显示如下：
80H80H80H80H80H80H
显示结果总是不正确为什么啊？？？？
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