Matt Venn comments

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                                            Matt Venn

Demonstration mode

would also be very useful for allowing contributors to work without having access to the keyboard. Bit chicken and egg. Would be great to get this done, but probably not...

erase option wipes SAMD21 protected bootloader, fuses

I've done some more investigation, and I think it must either be a chip problem or the implementation of SAM-BA on the Arduino Zero bootloader. I've opened an issue over...

spi clock input pin

see test-spi-clk-in branch for an example.

spi clock input pin

tying raspi pins together with a direct short doesn't seem to work. but soldering a header on, and using a jumper does. This was tested on 2 boards. so before...

spi clock input pin

I'm sorry I can't remember. Reading my comment I think the limitation is the pin can't be used as an input. I would advise you to test before doing a...

Suggested fixes

HI thanks for your PR, I didn't see it until now for some reason!

MPW-5 Tapeout fails with FEOL DRC violations

thanks, this is a known issue and it's been solved in open_pdks already. Now we are waiting on it going live on the efabless server.

MPW-5 Tapeout fails with FEOL DRC violations

Yep, I'll close this issue when it's solved.

Instance name is using a System Verilog keyword

I think this is now resolved, I don't see any reference to 'instance' now in the caravel.v verilog.

mgmt_protect block was synthesized incorrectly with buffers on inputs

so this is in mpw2/3/4? What are the repercussions? If the input is floating then the chip may draw too much current and fail to run?