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