topic Re: Memory Errors MC9S12DG256 using CW in S12 / MagniV Microcontrollers https://community.nxp.com/t5/S12-MagniV-Microcontrollers/Memory-Errors-MC9S12DG256-using-CW/m-p/134176#M2022 <HTML><HEAD></HEAD><BODY>As the error messages state, you've got a problem when trying to write to Flash memory. If you were writing and storing to Flash memory prior to your modifications, then whatever you changed on the board has affected Flash memory, Check the addressing lines, and whether or not you've got sufficient voltage to program Flash.<BR /><BR />---Tom<BR /><DIV></DIV></BODY></HTML> Tue, 22 May 2007 00:24:07 GMT J2MEJediMaster 2007-05-22T00:24:07Z Memory Errors MC9S12DG256 using CW https://community.nxp.com/t5/S12-MagniV-Microcontrollers/Memory-Errors-MC9S12DG256-using-CW/m-p/134175#M2021 <HTML><HEAD></HEAD><BODY><SPAN>As per my previous posts I've been working on my own PCB board to autonomously control a dynamic suspension.&nbsp; I've finally got the SPI interfaces to work (thanks everyone).&nbsp; But after some modifications to the board I am recieving error messages that apparently render the board useless (the code doesn't upload).&nbsp; They are:</SPAN><BR /><BR /><SPAN>FP: FLASH_4000 flash module is bad or protected.</SPAN><BR /><SPAN>FP: FLASH_C000 flash module is bad or protected.</SPAN><BR /><BR /><SPAN>I've tried unsecuring to no avail.&nbsp; Any ideas?</SPAN><BR /><BR /><SPAN>TIA,</SPAN><BR /><BR /><SPAN>Mark</SPAN><BR /><DIV> </DIV></BODY></HTML> Fri, 18 May 2007 22:10:49 GMT https://community.nxp.com/t5/S12-MagniV-Microcontrollers/Memory-Errors-MC9S12DG256-using-CW/m-p/134175#M2021 PhattieM 2007-05-18T22:10:49Z Re: Memory Errors MC9S12DG256 using CW https://community.nxp.com/t5/S12-MagniV-Microcontrollers/Memory-Errors-MC9S12DG256-using-CW/m-p/134176#M2022 <HTML><HEAD></HEAD><BODY>As the error messages state, you've got a problem when trying to write to Flash memory. If you were writing and storing to Flash memory prior to your modifications, then whatever you changed on the board has affected Flash memory, Check the addressing lines, and whether or not you've got sufficient voltage to program Flash.<BR /><BR />---Tom<BR /><DIV></DIV></BODY></HTML> Tue, 22 May 2007 00:24:07 GMT https://community.nxp.com/t5/S12-MagniV-Microcontrollers/Memory-Errors-MC9S12DG256-using-CW/m-p/134176#M2022 J2MEJediMaster 2007-05-22T00:24:07Z