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nexys3ddr: Fix I/O voltage for SW8 and SW9 #179

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merged 1 commit into from Aug 13, 2021

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neuschaefer
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Fixes #176.

As can be seen in the schematics for the Nexys4DDR board, the switches
SW8 and SW9 are connected to the 1.8V rail, rather than 3.3V.
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@whitequark whitequark left a comment

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LGTM, thank you!

@whitequark whitequark merged commit 306890f into amaranth-lang:master Aug 13, 2021
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Nexys4DDR: I/O standard should be different for some switches
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