[求助]关于icd2编程的问题

只看该作者 · 2007-5-16 11:58

程序：

status  equ  3h
portb  equ  6h
trisb  equ  86h
portc  equ  7h
trisc  equ  87h
data1  equ  20h
data2  equ  21h
n1   equ  d'13'
n2   equ  0ffh
rp0   equ  5h
   org  000h
   nop
   bsf  status,rp0
   movlw 00h
   movwf trisc
   movlw 0ffh
   movwf trisb
   bcf  status,rp0
   movlw 00h
   movwf portc
check  btfsc portb,0
   goto check
   call delay
   btfsc portb,0
   goto check
   incf portc
check1  btfss portb,0
   goto check1
   call delay
   btfss portb,0
   goto check1
   goto check
;*******10ms delay***********
delay
   movlw n1
   movwf data1
lp0   movlw n2
   movwf data2
lp1   decfsz data2,1
   goto lp1
   decfsz data1,1
            goto lp0
   return
   end

错误：

Programming Target...
...Validating configuration fields
...Erasing Part
...Programming Program Memory (0x0 - 0x1F)
...Loading DebugExecutive
...Programming DebugExecutive
...Programming Debug Vector
Verifying...
...Program Memory
ICD0161: Verify failed (MemType = Program, Address = 0x3, Expected Val = 0x87, Val Read = 0x86)
ICD0275:  Programming failed.
MPLAB ICD 2 Ready
请问一下是什么原因啊？软件仿真没有问题的