MCS-51单片机应用子程序：10.2.4基于8279的显示器

DISPLAY: MOV DPTR,#2C01H MOV A,#08H MOVX @DPTR,A MOV A,#14H MOVX @DPTR,A MOV A,#90H MOVX @DPTR,A MOV R0,#50H MOV R2,#10H MOV DPTR,#2C00H AGAIN: MOV A,@R0 MOVX @DPTR,A INC R0 DJNZ R2,AGAIN RET