[Libre-soc-bugs] [Bug 517] Define JTAG pins and set up with litex for ulx3s85f

[bugzilla-daemon at libre-soc.org]

https://bugs.libre-soc.org/show_bug.cgi?id=517

--- Comment #9 from Luke Kenneth Casson Leighton <lkcl at lkcl.net> ---
(In reply to Cole Poirier from comment #8)

> I don't fully understand. How do I know which physical pin on the fpga pcb
> to plug the jumper into/onto? Which pin number 0 thorugh 27 corresponds to
> gpio_0? Or does it actually correspond to B11?

>     Subsignal("p", Pins("B11")),
>     Subsignal("n", Pins("C11")),

gpio 0, p == B11.
gpio 0, n == C11.

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