topic Re: CW8.3, Processor Expert, 56F807, flash size incorrect in Classic/Legacy CodeWarrior https://community.nxp.com/t5/Classic-Legacy-CodeWarrior/CW8-3-Processor-Expert-56F807-flash-size-incorrect/m-p/787047#M7512 <HTML><HEAD></HEAD><BODY><P>Never mind. I found that a second flash programming module (bean) has to be instantiated in Processor Expert. It's a little convoluted though because I have to deal with 2 different calls. </P></BODY></HTML> Sat, 22 Sep 2018 21:41:16 GMT j___ 2018-09-22T21:41:16Z CW8.3, Processor Expert, 56F807, flash size incorrect https://community.nxp.com/t5/Classic-Legacy-CodeWarrior/CW8-3-Processor-Expert-56F807-flash-size-incorrect/m-p/787046#M7511 <HTML><HEAD></HEAD><BODY><P>I created a project for the 56F807 using Processor Expert in CodeWarrior 8.3.</P><P></P><P>When I attempt to erase most of the flash, I am getting an error for memory range. Looking at IFsh1.h, the memory is limited to 32767.</P><P></P><P><STRONG style="font-size: 11px; font-family: courier new, courier, monospace;">/* FLASH memory size and location in 16-bit words */</STRONG><BR /><STRONG style="font-size: 11px; font-family: courier new, courier, monospace;">#define PROG_FLASH_START 4</STRONG><BR /><STRONG style="font-size: 11px; font-family: courier new, courier, monospace;">#define PROG_FLASH_END&nbsp;&nbsp; 32767</STRONG><BR /><STRONG style="font-size: 11px; font-family: courier new, courier, monospace;">#define PROG_FLASH_SECTOR_SIZE 256u</STRONG></P><P></P><P>Why is this the case? The part has flash from 0x0000 to 0xF000, and then BOOT flash from 0xF800 to 0xFFFF. See DSP56F800 Family User’s Manual, Rev. 8, pg, 3-2, for the memory map details. I realize that they are starting the flash at 4 in the header file so the reset &amp; COP vectors are not overwritten.</P><P></P><P>BUT, why is the flash cut short?</P><P></P><P>Is there some specific issue with using the rest of the flash?</P><P></P><P>Or, is it just yet another issue with the over-priced, unsupported (no improvements), old, unfinished, buggy, crappy tools (great marketing by FS and now NXP!)?</P><P></P><P>Looking at the data sheet,"DSP56F800 Family User’s Manual, Rev. 8, pg, 3-2", it looks like the flash is made of a 32K architecture and that is uses one whole flash module (die) an then part of another. However, I don't see why this should limit the memory allocation\usage in code.</P><P></P><P>I change the limit in the IFsh1.h to 0xEFFF and now it erases OK.</P><P></P><P>I am going to experiment with flashing data tomorrow. However, if someone can verify if there is a particular issue that I should be aware of, maybe something the Processor Expert developers knew, let me know.</P><P></P><P>See attached files.</P></BODY></HTML> Sat, 22 Sep 2018 18:10:50 GMT https://community.nxp.com/t5/Classic-Legacy-CodeWarrior/CW8-3-Processor-Expert-56F807-flash-size-incorrect/m-p/787046#M7511 j___ 2018-09-22T18:10:50Z Re: CW8.3, Processor Expert, 56F807, flash size incorrect https://community.nxp.com/t5/Classic-Legacy-CodeWarrior/CW8-3-Processor-Expert-56F807-flash-size-incorrect/m-p/787047#M7512 <HTML><HEAD></HEAD><BODY><P>Never mind. I found that a second flash programming module (bean) has to be instantiated in Processor Expert. It's a little convoluted though because I have to deal with 2 different calls. </P></BODY></HTML> Sat, 22 Sep 2018 21:41:16 GMT https://community.nxp.com/t5/Classic-Legacy-CodeWarrior/CW8-3-Processor-Expert-56F807-flash-size-incorrect/m-p/787047#M7512 j___ 2018-09-22T21:41:16Z