新手求助大神看看到底错在哪里~~~~~小弟叩拜了！！！！！！   
SZSJ:         MOV       DI,0B800H
              MOV       ES,DI
              MOV       DI,24*160+100
              MOV       CL,50
PAND:         MOV       AH,0
              INT       16H
              CMP       AH,4BH
              JE        ZUOY
              CMP       AH,4DH
              JE        YOUY
              CMP       AH,1CH
              JE        SZSJW
              CMP       AL,31H
              JNB       PAND
              CMP       AL,35H
              JA        PAND


       SJZH:
              MOV       AH,2
              MOV       BH,0
              MOV       DH,24
              MOV       DL,CL
              INT       10H
              AND       AL,0FH
              MOV       BYTE PTR ES[DI],AL error A2049: Illegal use of register
              JMP       PAND
       ZUOY:  DEC       DI
              DEC       DI
              MOV       BYTE PTR CH,ES[DI] error A2049: Illegal use of register
              CMP       AL,' '
              JNE       ZUOY1
              DEC       DI
              DEC       DI
              MOV       BYTE PTR CH,ES[DI] error A2049: Illegal use of register
              CMP       AL,' '
              JE        SZSJ
              DEC       CL
              DEC       CL
              JMP       PAND
      ZUOY1:  DEC       CL    error A2006: Phase error between passes
              JMP       PAND
       YOUY:  INC       DI
              INC       DI
              MOV       BYTE PTR CH,ES[DI]error A2049: Illegal use of register
              CMP       AL,' '
              JNE       YOUY1
              INC       DI
              INC       DI
              MOV       BYTE PTR CH,ES[DI]error A2049: Illegal use of register
              CMP       AL,' '
              JE        SZSJ
              INC       CL
              INC       CL
              JMP       PAND
      YOUY1:  INC       CL error A2006: Phase error between passes
              JMP       PAND