S12 / MagniV Microcontrollers中的主题 Re: software_trap problem https://community.nxp.com/t5/S12-MagniV-Microcontrollers/software-trap-problem/m-p/211911#M8827 <HTML><HEAD></HEAD><BODY><P>Which vectors.c? How does it look like?</P><P>Unimplemented instruction TRAP is called by CPU, when CPU finds unknown instruction. It could be coused by not initialized function pointer, stack overflow or something like that.</P></BODY></HTML> Fri, 02 Mar 2012 18:29:36 GMT kef 2012-03-02T18:29:36Z software_trap problem https://community.nxp.com/t5/S12-MagniV-Microcontrollers/software-trap-problem/m-p/211910#M8826 <HTML><HEAD></HEAD><BODY><P><SPAN style="font-size: 4;">Hello everyone,I have a question.</SPAN></P><P><SPAN style="font-size: 4;">1.What's the use of software_trap in the vectors.c?</SPAN></P><P><SPAN style="font-size: 4;">2.I use SCI receive interrupt in my project,but I found that the mcu get stuck on the software_trap function,why?</SPAN></P><P><SPAN style="font-size: 4;">Anybody help!!Thanks.</SPAN></P></BODY></HTML> Fri, 02 Mar 2012 10:00:12 GMT https://community.nxp.com/t5/S12-MagniV-Microcontrollers/software-trap-problem/m-p/211910#M8826 Jason871004 2012-03-02T10:00:12Z Re: software_trap problem https://community.nxp.com/t5/S12-MagniV-Microcontrollers/software-trap-problem/m-p/211911#M8827 <HTML><HEAD></HEAD><BODY><P>Which vectors.c? How does it look like?</P><P>Unimplemented instruction TRAP is called by CPU, when CPU finds unknown instruction. It could be coused by not initialized function pointer, stack overflow or something like that.</P></BODY></HTML> Fri, 02 Mar 2012 18:29:36 GMT https://community.nxp.com/t5/S12-MagniV-Microcontrollers/software-trap-problem/m-p/211911#M8827 kef 2012-03-02T18:29:36Z