SETB CLK1
NOP
NOP
CLR CLK1
NOP
NOP
SETB CS
CLR CLK1
CLR CLK1
MOV 58H,A ;低位送入58H
CLR A
MOV C,22H.0
MOV ACC.0,C
MOV C,22H.1
MOV ACC.1,C
ANL A,#03H
MOV 59H,A ;高位送入59H
RET
DSP1: SETB CS2
CLR CS1
MOV X,#0BAH
MOV Y,#50H
MOV DPTR,#DDB
MOV MUL_,31H
ACALL DISP_
MOV X,#0BAH
MOV Y,#60H
MOV MUL_,30H
ACALL DISP_
MOV X,#0BAH
MOV Y,#58H
MOV DPTR,#TAB1
MOV MUL_,#00H
ACALL DISP_
RET
;************************8位字宽显示子程序： (CODE0待设)**********************
DISP_: MOV B,#10H ;要显示的数是几就用几乘以16，得到基址起始地址
MOV A,MUL_
MUL AB
MOV CODE0,A
MOV 39H,#02H
MOV COUNT,#08H
LP_: MOV COM,X ;设置页地址
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