receive.asm

51系列单片机的汇编程序包

 ORG 0000H
  AJMP REV
  ORG 0023H
  AJMP TRR0
  ORG 0030H
 REV: MOV TMOD,#20H
      MOV TH1,#0F3H
      MOV TL1,#0F3H
      SETB TR1
      SETB EA
      SETB ES
      MOV SCON,#50H
      MOV PCON,#80H
      MOV R0,#30H
      SJMP $
;;--------------------
 TRR0:JNB RI,$
      CLR RI
      MOV A,SBUF
      MOV @R0,A
      INC R0
      CJNE R0,#3AH,EXIT
      SJMP $
EXIT:
      RETI
      END