The joys of building a system with your own processor, peripherals, tools, and firmware: You always know who to blame if it doesn't work.
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Add to the list: My own improvised debug tools, like QSPI DDR decode in jupyter notebook.pic.twitter.com/XhtlRBbAU2
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Replying to @oe1cxw
What do you have on the Host side to interface to QSPI DDR?
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Replying to @folknology
An IP core that interfaces QSPI DDR with the PicoRV32 native memory interface. But it seems to have a bug in DDR mode..
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Replying to @oe1cxw @folknology
But non-DDR QSPI (with or without XIP) seems to work fine. It's just one last bug.. https://www.gnu.org/fun/jokes/last.bug …
11:10 AM - 20 Sep 2017
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