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#include <string.h> #include <stdio.h> #include <LPC214x.H> volatile int rc=0; volatile float A0 = 15.2, B0 = 0.152; int tst(const int iprivod,int id0, float iV0) { int iS0, iS2, it0, idx1, idt, iS_m=0x1234, it_m; iS_m = (int)(A0 * A0 /B0); //^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ //Locals window show here 0x40000468 for iS_m //and 0x000005F0 if next line is commented iS_m = A0 * A0 ; it_m = A0/B0+0.5; id0 = iS_m; if(iV0 < 0.) { it0 = iV0/B0+0.5; } else { iS0 = iV0*iV0/(B0*2.); } if(id0 <= iS0) { if(iprivod > 0) { idx1 = 123; } else idt = 321;//it_m; return 0; } iS2 = (id0 + iS0); if(0x1235 > iS_m) { return iS_m; } return 2; } int main (void) { while(1) { rc= tst(1,1520, 0.); } }
"a bug or fault in your hardware"
In this context, by "bug" I mean a design flaw, and "fault" is something broken or incorrectly done.
You could, of course, have a combination of both...