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BTW, I can successfully program the flash using the JLinkExe's loadfile command. So, this doesn't prevent me from debugging too much. I'm just trying to catch a problem that only occurs on the first boot after a new image is loaded, and would find that easier to do from the gdb server.
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I am working with a FRDM-K64F dev board, using a jlink base compact. I'm trying to do the same kinds of things I've done on other boards, but not having very good results, and was wondering if anyone had suggestions on what might be going on. "monitor flash erase" worked for me once, and now it doesn't seem to want to work. The jlink reports "ERROR: Timeout while preparing target, RAMCode did not respond in time (PC = 0x00006CDC, XPSR = 0x61000005, SP = 0x20003068)!"). and it doesn't seem to hav…
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I am working on various RP2040 boards. These have an QPSI flash to hold the code. I am also trying to load some data into another part of flash, and am running into some difficulties. If I use JLinkExe, connect, and use the LoadFile command, it seems to be able to load the image. If I convert the image to elf, and use a gdb command "load image.elf 0x10200000", it does seem to load. However, reads within the debugger seem to return just zeros. I was able to get the flash data to appear by actuall…