topic SPC5634M CNA online debugging programming demo code or application programming method in MPC5xxx https://community.nxp.com/t5/MPC5xxx/SPC5634M-CNA-online-debugging-programming-demo-code-or/m-p/646669#M6591 <HTML><HEAD></HEAD><BODY><P><SPAN class="" data-aligning="#src_0,#tran_0" style="color: #434343; background-color: rgba(255, 255, 255, 0.8); border: 0px; font-size: 12px;">We adopt proide MPC5634M chips and MPC5643L, before the upgrade way too trival, want to change for IAP upgrade through CAN bus.&nbsp;</SPAN><SPAN class="" style="color: #35a1d4; background-color: rgba(255, 255, 255, 0.8); border: 0px; font-size: 12px;">(In Application Programming)</SPAN></P><P style="min-height: 8pt; padding: 0px;">&nbsp;</P><P><BR style="color: #434343; background-color: rgba(255, 255, 255, 0.8); font-size: 12px;" /><SPAN class="" data-aligning="#src_2,#tran_2" style="color: #434343; background-color: rgba(255, 255, 255, 0.8); border: 0px; font-size: 12px;">The current plan is: the underlying bootloader + upper user program + PC computer, electricity run bootloader that waiting for 500 ms, if not received</SPAN></P><DIV style="color: #434343; background-color: rgba(255, 255, 255, 0.8); border: 0px; font-size: 12px;"><SPAN class="" style="background-color: #eeeeee; border: 0px; font-size: 1em;">CAN upgrade message, then jump into the user program;To upgrade the CAN message if received, erasing the user program, and will receive the new program written to the user</SPAN><BR /><SPAN class="" data-aligning="#src_4,#tran_4" style="border: 0px;">Application area, after the completion of the upgrade to jump to the new user and run the program.</SPAN><SPAN class="" data-aligning="#src_5,#tran_5" style="border: 0px;">Bootloader via a serial port to the corresponding area in factory, the user can be in the factory or site</SPAN><BR /><SPAN data-aligning="#src_6,#tran_6" style="border: 0px;">To upgrade online.</SPAN><P style="min-height: 8pt; padding: 0px;">&nbsp;</P><BR /><SPAN class="" data-aligning="#src_7,#tran_7" style="border: 0px;">Because the two layers of structure need different interrupt to scale, we don't know how to define, so the program always crash when to jump.</SPAN><BR /><SPAN class="" data-aligning="#src_8,#tran_8" style="border: 0px;">Now hope to get your help, can offer some Suggestions in view of the present scheme, or to provide your company's reference.</SPAN><BR /><SPAN data-aligning="#src_9,#tran_9" style="border: 0px;">Thank you very much.</SPAN></DIV></BODY></HTML> Mon, 05 Dec 2016 02:56:02 GMT jack_li 2016-12-05T02:56:02Z SPC5634M CNA online debugging programming demo code or application programming method https://community.nxp.com/t5/MPC5xxx/SPC5634M-CNA-online-debugging-programming-demo-code-or/m-p/646669#M6591 <HTML><HEAD></HEAD><BODY><P><SPAN class="" data-aligning="#src_0,#tran_0" style="color: #434343; background-color: rgba(255, 255, 255, 0.8); border: 0px; font-size: 12px;">We adopt proide MPC5634M chips and MPC5643L, before the upgrade way too trival, want to change for IAP upgrade through CAN bus.&nbsp;</SPAN><SPAN class="" style="color: #35a1d4; background-color: rgba(255, 255, 255, 0.8); border: 0px; font-size: 12px;">(In Application Programming)</SPAN></P><P style="min-height: 8pt; padding: 0px;">&nbsp;</P><P><BR style="color: #434343; background-color: rgba(255, 255, 255, 0.8); font-size: 12px;" /><SPAN class="" data-aligning="#src_2,#tran_2" style="color: #434343; background-color: rgba(255, 255, 255, 0.8); border: 0px; font-size: 12px;">The current plan is: the underlying bootloader + upper user program + PC computer, electricity run bootloader that waiting for 500 ms, if not received</SPAN></P><DIV style="color: #434343; background-color: rgba(255, 255, 255, 0.8); border: 0px; font-size: 12px;"><SPAN class="" style="background-color: #eeeeee; border: 0px; font-size: 1em;">CAN upgrade message, then jump into the user program;To upgrade the CAN message if received, erasing the user program, and will receive the new program written to the user</SPAN><BR /><SPAN class="" data-aligning="#src_4,#tran_4" style="border: 0px;">Application area, after the completion of the upgrade to jump to the new user and run the program.</SPAN><SPAN class="" data-aligning="#src_5,#tran_5" style="border: 0px;">Bootloader via a serial port to the corresponding area in factory, the user can be in the factory or site</SPAN><BR /><SPAN data-aligning="#src_6,#tran_6" style="border: 0px;">To upgrade online.</SPAN><P style="min-height: 8pt; padding: 0px;">&nbsp;</P><BR /><SPAN class="" data-aligning="#src_7,#tran_7" style="border: 0px;">Because the two layers of structure need different interrupt to scale, we don't know how to define, so the program always crash when to jump.</SPAN><BR /><SPAN class="" data-aligning="#src_8,#tran_8" style="border: 0px;">Now hope to get your help, can offer some Suggestions in view of the present scheme, or to provide your company's reference.</SPAN><BR /><SPAN data-aligning="#src_9,#tran_9" style="border: 0px;">Thank you very much.</SPAN></DIV></BODY></HTML> Mon, 05 Dec 2016 02:56:02 GMT https://community.nxp.com/t5/MPC5xxx/SPC5634M-CNA-online-debugging-programming-demo-code-or/m-p/646669#M6591 jack_li 2016-12-05T02:56:02Z Re: SPC5634M CNA online debugging programming demo code or application programming method https://community.nxp.com/t5/MPC5xxx/SPC5634M-CNA-online-debugging-programming-demo-code-or/m-p/646670#M6592 <HTML><HEAD></HEAD><BODY><P>Hi,</P><P></P><P>you can take a look at this draft of application note written for MPC5634M:</P><P><A _jive_internal="true" href="https://community.nxp.com/servlet/JiveServlet/download/427962-1-279359/bootloader.zip">https://community.nxp.com/servlet/JiveServlet/download/427962-1-279359/bootloader.zip</A></P><P>It describes basic principles how to write bootloader and user application.</P><P></P><P>This is updated version for MPC5748G:</P><P><A href="http://www.nxp.com/files/microcontrollers/doc/app_note/AN5319.pdf">http://www.nxp.com/files/microcontrollers/doc/app_note/AN5319.pdf</A></P><P><SPAN style="font-size: 11.0pt;"><A href="http://www.nxp.com/files/microcontrollers/doc/app_note/AN5319SW.zip">http://www.nxp.com/files/microcontrollers/doc/app_note/AN5319SW.zip</A></SPAN></P><P></P><P>If you jump from bootloader to user application and the interrupts are already initialized/enabled, it is important to disable them before jump. I have described it here:</P><P><A _jive_internal="true" class="link-titled" href="https://community.nxp.com/message/807376?commentID=807376#comment-807376" title="https://community.nxp.com/message/807376?commentID=807376#comment-807376">https://community.nxp.com/message/807376?commentID=807376#comment-807376</A>&nbsp;</P><P>or here:</P><P><A _jive_internal="true" class="link-titled" href="https://community.nxp.com/message/605376?commentID=605376#comment-605376" title="https://community.nxp.com/message/605376?commentID=605376#comment-605376">https://community.nxp.com/message/605376?commentID=605376#comment-605376</A>&nbsp;</P><P></P><P>Regards,</P><P>Lukas</P></BODY></HTML> Mon, 05 Dec 2016 08:45:05 GMT https://community.nxp.com/t5/MPC5xxx/SPC5634M-CNA-online-debugging-programming-demo-code-or/m-p/646670#M6592 lukaszadrapa 2016-12-05T08:45:05Z