Le samedi 8 juin 2013 12:19:18 Alain Portal a écrit :
> Hi,
>
> Le samedi 8 juin 2013 17:28:33 JIA Pei a écrit :
> > Hi, all:
> >
> > Since a lot of the testing codes were written under Windows with Keil C51,
> > it's seriously a big problem for me to recompile everything under Linux
> > using sdcc.
> >
> > Again, the following line is in one of my codes, which seems to declare a
> > function delayNOP() which pauses 4 CPU clocks.
> >
> > *#define delayNOP(); {_nop_();_nop_();_nop_();_nop_();};*
> >
> > However, what is the function equal to Keil C51 *_nop_()* in *sdcc* ?
> >
> > I don't want to re-write the code, but just simply modify it and make it
> > work after flash it onto my board. So, can anybody help me please?
>
> I don't remember if a such function exists in the sdcc libraries, but you can
> write your own as is:
>
> #define Nop() \
> __asm \
> nop \
> __endasm \
>
> #define delay4NOP() \
> __asm \
> nop \
> nop \
> nop \
> nop \
> __endasm \
Does it help?
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