Pic16f877a TỪ DỄ TỚi KhÓ

[nguyenan]

cac bac xem dum em sao no lai bao noi vay,co can phai bo phan khai bao khong vay:

MPASM  5.02                         TEXT3.ASM   4-18-2006  12:05:38         PAGE  1


LOC  OBJECT CODE     LINE SOURCE TEXT
  VALUE

                      00001    ;CHUONG TRINH HIEN THI RA PORTB
                      00002         processor  16f877a
                      00003 
                      00004     include  <p16f877a.inc>
                      00001         LIST
                      00002 ; P16F877A.INC  Standard Header File, Version 1.00    Microchip Technology, Inc.
                      00400         LIST
                      00005  
Warning[207]:  Found label after column 1. (_config)
Error[122]  :     Illegal opcode (_cp_off)
                      00006  _config  _cp_off &_wdt_off &_pwrte_on &_xt_osc &_lvp_off 
                       00007 
0000                00008  org 0x000
                       00009 ;bat dau chuong trinh   
0000   2801       00010    goto START
0001                 00011 START
0001   1303           00012    bcf STATUS,RP1
0002   1283           00013    bcf STATUS,RP0
Message[302]: Register in operand not in bank 0.  Ensure that bank bits are correct.
0003   0186           00014    clrf TRISB
0004   1283           00015    bcf STATUS,RP0
0005   308F           00016    movlw B'10001111'
0006   0086           00017    movwf PORTB
0007                  00018 lop
0007   2807           00019    goto lop
Warning[205]: Found directive in column 1. (end)
                      00020 end ;ket thuc chuong trinh