ORG 0000HLJMP MAINORG 0030HMAIN: MOV TMOD,#20H MOV TH1,#0FDH MOV TL1,#0FDH SETB TR1 MOV SCON,#40H MOV DPTR,#TABLOOP: CLR A MOVC A,@A+DPTR JNZ LPEND MOV SBUF,A JNB TI,$ CLR TI INC DPTR SJMP LOOPLPEND: SJMP $TAB: DB "helloword",0 END
没有看明白