topic Re: scanf sets stack pointer to non existent memory location mc9s12c32 in S12 / MagniV Microcontrollers https://community.nxp.com/t5/S12-MagniV-Microcontrollers/scanf-sets-stack-pointer-to-non-existent-memory-location/m-p/133894#M1965 <HTML><HEAD></HEAD><BODY><DIV>This has been resolved....I just increased the stack size in the *.prm file.</DIV></BODY></HTML> Sat, 21 Oct 2006 08:33:22 GMT Icewater 2006-10-21T08:33:22Z scanf sets stack pointer to non existent memory location mc9s12c32 https://community.nxp.com/t5/S12-MagniV-Microcontrollers/scanf-sets-stack-pointer-to-non-existent-memory-location/m-p/133893#M1964 <HTML><HEAD></HEAD><BODY><DIV>Hello,</DIV><DIV>&nbsp;</DIV><DIV>&nbsp;&nbsp;&nbsp;&nbsp;I&nbsp;am just writting simple programs to communicate via serial through the mcu.&nbsp; printf works fine but scanf sets the stack to a bad memory location after the va_arg macro call.&nbsp; Due to this when the return from my TERMIO_GetChar() function is executed it tries to read from a no existent location and jumps to 0x0 hence crashing.&nbsp; I was wondering if anyone knew how to solve this problem.&nbsp;</DIV><DIV>&nbsp;</DIV><DIV>Thanks,</DIV><DIV>Icewater</DIV></BODY></HTML> Sat, 21 Oct 2006 08:07:16 GMT https://community.nxp.com/t5/S12-MagniV-Microcontrollers/scanf-sets-stack-pointer-to-non-existent-memory-location/m-p/133893#M1964 Icewater 2006-10-21T08:07:16Z Re: scanf sets stack pointer to non existent memory location mc9s12c32 https://community.nxp.com/t5/S12-MagniV-Microcontrollers/scanf-sets-stack-pointer-to-non-existent-memory-location/m-p/133894#M1965 <HTML><HEAD></HEAD><BODY><DIV>This has been resolved....I just increased the stack size in the *.prm file.</DIV></BODY></HTML> Sat, 21 Oct 2006 08:33:22 GMT https://community.nxp.com/t5/S12-MagniV-Microcontrollers/scanf-sets-stack-pointer-to-non-existent-memory-location/m-p/133894#M1965 Icewater 2006-10-21T08:33:22Z